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Barbara A Phelps-Sandall, MD

Obstetrics/Gynecology · Redwood City

NPI 1154363448

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
24
5 carriers
Office
1

Offices

1 location · UCSF Health Medical Foundation · 40 clinicians in this group

Looking this up.

Hospitals listed: El Camino Health. That is not proof they admit you there this week.

Plans that list them

24 plans · 5 carriers

A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Phelps-Sandall’s office at (650) 701-1882 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.

24 of 24 plans

Plans whose provider directory lists this clinician
Alignment Health BreathEasy (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Clarity (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Harmony (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes CalPlus (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health Heart & Diabetes Care (HMO C-SNP)Alignment Health PlanListedSep 28, 2026
Alignment Health Heart & Diabetes Choice (HMO C-SNP)Alignment Health PlanListedSep 28, 2026
Alignment Health Honor+ Plan (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health My Choice CalCare (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health Silicon (HMO C-SNP)Alignment Health PlanListedOct 3, 2026
Alignment Health smartHMO (HMO)Alignment Health PlanListedOct 3, 2026
Alignment Health the ONE (HMO)Alignment Health PlanListedOct 3, 2026
Anthem Full Dual Advantage Aligned (HMO D-SNP)Anthem Blue CrossListedOct 3, 2026
Anthem Medicare Advantage (HMO-POS)Anthem Blue CrossListedOct 3, 2026
Anthem Prime (HMO-POS)Anthem Blue Cross Partnership PlanListedOct 3, 2026
Central Health Classic Care Plan III (HMO)Central Health Medicare PlanListedAug 15, 2026
Central Health Dual Access Plan (HMO D-SNP)Central Health Medicare PlanListedAug 15, 2026
Central Health Embrace Care Plan (HMO C-SNP)Central Health Medicare PlanListed, may be out of dateSep 15, 2025
Central Health Embrace Choice Plan (HMO C-SNP)Central Health Medicare PlanListedAug 15, 2026
Central Health Valor Care Plan (HMO)Central Health Medicare PlanListedAug 15, 2026
SCAN Balance (HMO C-SNP)SCAN Health PlanListedOct 3, 2026
SCAN Classic (HMO)SCAN Health PlanListedOct 3, 2026
SCAN MyChoice (HMO)SCAN Health PlanListedOct 3, 2026
SCAN Strive (HMO C-SNP)SCAN Health PlanListedOct 3, 2026

Hospitals they work in

1 hospital

These rate the hospital, not this clinician. Most measures at most hospitals are no different from the national rate.

  • El Camino HealthMountain View, CAAcute Care Hospital · Government - Hospital District or Authority · Has an emergency department · Birthing-friendlyPart of El Camino Health, which runs 2 hospitalsPatients rate it 4 of 5 · 80% would definitely recommend it
    Overall rating: 4 of 5 starsBetter than the national rate — Central Line Associated Bloodstream Infection (ICU + select Wards): 0.291, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.393, Oct 2024 – Sep 2025Better than the national rate — MRSA Bacteremia: 0, Oct 2024 – Sep 2025
See every measure and the patient survey for El Camino Health

Behind the star rating — Deaths: 3 better, 5 the same, 0 worse of 8 measures. Safety: 3 better, 5 the same, 0 worse of 8 measures. Readmissions: 1 better, 9 the same, 1 worse of 11 measures. The star rating is worked out from an earlier period than the measures below, so the two can disagree.

Every scored measure at El Camino Health
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.291BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.393BetterOct 2024 – Sep 2025
MRSA BacteremiaInfections0BetterOct 2024 – Sep 2025
Abdominopelvic accidental puncture or laceration rateComplications and deaths0.96 (0.12 to 1.79) · 2,340 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths1.02 (0.76 to 1.28)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths167.38 (125.03 to 209.73) · 96 casesNo differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths2.6 · 68 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths7.1 · 185 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths11.8 · 200 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths8.9 · 814 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths13 · 842 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths9.6 · 361 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths2.6 · 4,633 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.16 (0 to 0.34) · 11,474 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.27 (0.1 to 0.45) · 11,626 casesNo differentJul 2022 – Jun 2024
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths3.14 (1.39 to 4.9) · 2,814 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths2 (0.61 to 3.39) · 1,327 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.11 (0.8 to 3.43) · 2,641 casesNo differentJul 2022 – Jun 2024
Postoperative respiratory failure rateComplications and deaths9.39 (4.18 to 14.6) · 1,287 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths6.57 (3.47 to 9.68) · 1,308 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths2.14 (0.71 to 3.57) · 827 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.6 (0.05 to 1.15) · 9,460 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths4.5 · 122 casesNoneApr 2023 – Mar 2025
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.993No differentOct 2024 – Sep 2025
SSI - Abdominal HysterectomyInfections0.706No differentOct 2024 – Sep 2025
SSI - Colon SurgeryInfections1.376No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits15.5 · 218 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits19.5 · 962 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits3.8 · 200 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-17 · 922 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits18.6 · 860 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits18.7 · 827 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits6.1 (4.5 to 8.2) · 313 casesNo differentJan 2024 – Dec 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits13.4 (10.6 to 16.5) · 313 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits6.1 · 144 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits10.3 · 80 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits20.7 · 237 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits12.8 (10 to 16.1) · 1,639 casesNo differentJan 2022 – Dec 2024
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.9 (0.8 to 1.1) · 1,619 casesNo differentJan 2024 – Dec 2024

What patients said (1,535 patients answered, 22% of those asked)

Patient survey stars by topic at El Camino Health
Cleanliness4
Nurse communication4
Doctor communication4
Communication about medicines3
Discharge information3
Overall hospital rating4
Quietness2
Recommend hospital5
Share of patients giving the best answer at El Camino Health
Room was "always" clean75%
Nurses "always" communicated well79%
Doctors "always" communicated well81%
Staff "always" explained61%
Yes, staff "did" give patients this information86%
Yes, staff "did" give patients information about help after discharge86%
Doctors "always" explained things so they could understand76%
Doctors "always" listened carefully80%
Doctors "always" treated them with courtesy and respect87%
Patients who gave a rating of "9" or "10" (high)76%
Staff "always" explained new medications76%
Nurses "always" explained things so they could understand75%
Nurses "always" listened carefully76%
Nurses "always" treated them with courtesy and respect87%
"Always" quiet at night47%
"YES", patients would definitely recommend the hospital80%
Staff "always" explained possible side effects46%
Yes, staff "did" give patients information about possible symptoms86%

Original Medicare doctor bills

$31,075

Medicare paid this office $31,075 for 146 people.

This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.

Largest Original Medicare bills
Return visit (30+ min)48$6,596$106
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory68$3,905$57
Short return visit (20+ min)37$3,740$78
Cervical or vaginal cancer screening; pelvic and clinical breast examination78$3,737$48
Long return visit (40+ min)19$3,157$150
See all 6 services
Every Original Medicare service billed
Return visit (30+ min)48$6,596$106
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory68$3,905$57
Short return visit (20+ min)37$3,740$78
Cervical or vaginal cancer screening; pelvic and clinical breast examination78$3,737$48
Long return visit (40+ min)19$3,157$150
Short return visit43$2,460$51

Who their Medicare patients are

146 Original Medicare patients in 2024. Average age 74 · Women 100% · Health risk score 0.76. At or below the middle of the specialty; the typical obstetrics & gynecology clinician is at 0.88.

Conditions among them: High blood pressure 55% · Diabetes 20% · Cancer 16% · Coronary heart disease 12% · Depression 12% · Chronic kidney disease 10%.

The office billed $129,606, Medicare allowed $40,427 and paid $31,075; for 385 services of 27 kinds.

Original Medicare patients only. A risk score of 1.0 is the average Medicare patient; higher means sicker. Any count under 11 is hidden.

Year by year

Original Medicare by year
2024146385740.76$129,606$31,075
2023117292740.72$108,999$23,062
2022105237740.76$95,917$18,747
2021103246730.64$100,085$21,603
202094226740.78$74,864$16,093
2019113262730.80$35,734$20,163
2018112235730.75$31,390$18,863
2017118273730.91$41,379$20,074
201693203730.79$24,754$16,909
2015101261730.80$29,428$19,385
201479148710.74$15,196$10,668
201373159740.82$27,213$13,673

Original Medicare only. A service billed for fewer than 11 people in a year is hidden, so the lines can add up to less than the year's total.

See the services billed each year

2023: 5 services

Original Medicare services billed in 2023
Return visit (30+ min)66$7,046$90
Long return visit (40+ min)20$2,990$142
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory53$2,695$51
Short return visit (20+ min)23$2,374$79
Cervical or vaginal cancer screening; pelvic and clinical breast examination48$2,088$43

2022: 6 services

Original Medicare services billed in 2022
Return visit (30+ min)39$4,237$101
Long return visit (40+ min)16$2,491$156
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory46$2,375$52
Short return visit (20+ min)23$1,788$69
Cervical or vaginal cancer screening; pelvic and clinical breast examination37$1,657$45
Short return visit13$881$44

2021: 5 services

Original Medicare services billed in 2021
Return visit (30+ min)38$4,730$113
Short return visit (20+ min)35$3,442$84
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory47$2,620$56
Cervical or vaginal cancer screening; pelvic and clinical breast examination40$1,939$48
Short return visit14$951$43

2020: 5 services

Original Medicare services billed in 2020
Cervical or vaginal cancer screening; pelvic and clinical breast examination75$3,609$48
Return visit (30+ min)27$3,210$97
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory42$2,290$55
Short return visit (20+ min)17$1,523$66
Short return visit12$503$39

2019: 3 services

Original Medicare services billed in 2019
Return visit (30+ min)96$11,859$92
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory67$3,431$51
Short return visit (20+ min)14$1,141$63

2018: 5 services

Original Medicare services billed in 2018
Return visit (30+ min)75$9,747$99
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory46$2,576$56
New patient visit (30+ min)14$1,441$103
Cervical or vaginal cancer screening; pelvic and clinical breast examination22$1,016$46
Short return visit (20+ min)13$984$70

2017: 4 services

Original Medicare services billed in 2017
Return visit (30+ min)43$6,139$110
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory70$3,494$50
Cervical or vaginal cancer screening; pelvic and clinical breast examination69$3,477$50
Short return visit (20+ min)21$1,983$73

2016: 5 services

Original Medicare services billed in 2016
Return visit (30+ min)44$5,491$93
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit30$3,845$128
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory35$1,774$51
Cervical or vaginal cancer screening; pelvic and clinical breast examination29$1,224$42
Short return visit (20+ min)15$968$61

2015: 5 services

Original Medicare services billed in 2015
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory68$3,489$51
Return visit (30+ min)22$3,374$94
Cervical or vaginal cancer screening; pelvic and clinical breast examination66$2,773$42
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit20$2,566$128
Short return visit (20+ min)21$1,587$63

2014: 3 services

Original Medicare services billed in 2014
Return visit (30+ min)33$3,962$92
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory34$1,671$49
Cervical or vaginal cancer screening; pelvic and clinical breast examination34$1,451$43

2013: 3 services

Original Medicare services billed in 2013
Return visit (30+ min)35$5,024$88
Cervical or vaginal cancer screening; pelvic and clinical breast examination28$1,210$43
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory28$657$23

Drugs they prescribed that Part D paid

$15,822

Pharmacies billed $15,822 in 2024.

This is pharmacy cost, not the office bill, and not what patients paid.

103 generic and 31 brand-name prescriptions · $15,822 in drug cost.

Part D prescriptions only. The opioid rate is opioid prescriptions as a share of all this clinician's Part D prescriptions; surgeons and pain specialists run higher than others, so it is shown against the same specialty.

Largest Part D drug costs
Estradiol16$2,089$70

Year by year

Part D prescribing by year
202413443None23%$15,822
202316949NoneNone$19,348
202217851None25%$25,925
202117956None18%$18,481
202015255None22%$24,311
201918960NoneNone$29,634
201816746None29%$26,844
201718656None27%$33,018
201616951None30%$25,798
201515338None42%$20,365
2014121330% (0)45%$15,559
201310530None58%$11,674

Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.

See the drugs prescribed each year

2023: 3 drugs

Part D drugs prescribed in 2023
Estradiol48$4,659$97
Clobetasol Propionate17$1,226$72
Progesterone23$475$21

2022: 5 drugs

Part D drugs prescribed in 2022
Premarin18$7,985$444
Estradiol49$3,757$77
Clobetasol Propionate14$995$71
Progesterone21$477$23
Alendronate16$216$13

2021: 3 drugs

Part D drugs prescribed in 2021
Estradiol41$4,975$121
Progesterone13$582$45
Alendronate18$262$15

2020: 3 drugs

Part D drugs prescribed in 2020
Premarin20$7,993$400
Estradiol37$5,901$159
Alendronate26$370$14

2019: 5 drugs

Part D drugs prescribed in 2019
Premarin21$8,496$405
Estradiol34$5,825$171
Raloxifene15$5,062$337
Tolterodine Tartrate Er11$2,755$250
Alendronate25$428$17

2018: 4 drugs

Part D drugs prescribed in 2018
Premarin24$9,232$385
Tolterodine Tartrate Er12$2,474$206
Estradiol17$2,218$130
Alendronate22$391$18

2017: 8 drugs

Part D drugs prescribed in 2017
Vagifem13$7,798$600
Premarin13$5,094$392
Raloxifene14$4,480$320
Estrace11$3,133$285
Tolterodine Tartrate Er13$2,725$210
Estradiol17$1,659$98
Alendronate15$111$7
Triamcinolone Acetonide16$105$7

2016: 4 drugs

Part D drugs prescribed in 2016
Vagifem11$5,164$469
Estrace19$4,948$260
Prempro13$4,912$378
Estradiol21$924$44

2015: 4 drugs

Part D drugs prescribed in 2015
Premarin22$4,688$213
Prempro12$4,150$346
Vagifem11$2,794$254
Estradiol24$239$10

2014: 4 drugs

Part D drugs prescribed in 2014
Actonel21$4,327$206
Premarin11$2,429$221
Estrace12$1,996$166
Estradiol12$133$11

2013: 3 drugs

Part D drugs prescribed in 2013
Prempro13$2,043$157
Actonel11$2,034$185
Combipatch12$1,013$84

Money from drug and device companies

$160 in 2025

Industry payments by year
202522None$160
202414None$61
2023311None$191
202248None$366
202177None$127
202022None$133
201934None$304

Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.

A payment is not proof that care is biased.

Payments by company
InSightecExablate$143
1 payment
  • Meals for Exablate · 2025-08-26 · $143
CooperSurgicalEndosee$17
1 payment
  • Meals for Endosee · 2025-01-29 · $17
See all 2 published payments
Every published payment
InSightecMeals · 2025-08-26Exablate$143
CooperSurgicalMeals · 2025-01-29Endosee$17
See earlier years (2024, 2023, 2022, 2021, 2020, 2019)

2024: $61

Payments by company in 2024
Mayne Pharma CommercialNone$61
4 payments
  • Meals · 2024-09-17 · $19
  • Meals · 2024-05-20 · $6
  • Meals · 2024-04-04 · $18
  • Meals · 2024-03-12 · $18

2023: $191

Payments by company in 2023
Mayne Pharma CommercialNone$139
8 payments
  • Meals · 2023-12-16 · $16
  • Meals · 2023-10-05 · $19
  • Meals · 2023-09-01 · $17
  • Meals · 2023-07-27 · $3
  • Meals · 2023-07-18 · $15
  • Meals · 2023-06-07 · $18
  • Meals · 2023-01-23 · $34
  • Meals · 2023-01-20 · $18
Exact SciencesCologuard Collection Kit$37
2 payments
  • Meals for Cologuard Collection Kit · 2023-05-08 · $19
  • Meals for Cologuard Collection Kit · 2023-03-13 · $18
CooperSurgicalParagard T 380a$14
1 payment
  • Meals for Paragard T 380a · 2023-11-30 · $14

2022: $366

Payments by company in 2022
HologicAcessa Provu System$140
1 payment
  • Meals for Acessa Provu System · 2022-03-09 · $140
Horizon Therapeutics plcTepezza$117
1 payment
  • Meals for Tepezza · 2022-12-02 · $117
Mayne PharmaNone$74
4 payments
  • Meals · 2022-08-29 · $17
  • Meals · 2022-05-09 · $12
  • Meals · 2022-03-21 · $20
  • Meals · 2022-02-24 · $25
Myovant SciencesMyfembree$35
2 payments
  • Meals for Myfembree · 2022-03-24 · $18
  • Meals for Myfembree · 2022-01-28 · $17

2021: $127

Payments by company in 2021
Mylan PharmaceuticalsXulane$24
1 payment
  • Meals for Xulane · 2021-06-21 · $24
AbbVieLo Loestrin Fe$23
1 payment
  • Meals for Lo Loestrin Fe · 2021-05-12 · $23
Exeltis USASlynd$21
1 payment
  • Meals for Slynd · 2021-02-12 · $21
TherapeuticsMDAnnovera$17
1 payment
  • Meals for Annovera · 2021-06-28 · $17
Myriad Genetic LaboratoriesMyrisk$15
1 payment
  • Meals for Myrisk · 2021-10-28 · $15
Myovant SciencesMyfembree$14
1 payment
  • Meals for Myfembree · 2021-08-25 · $14
HologicAcessa Provu System$14
1 payment
  • Meals for Acessa Provu System · 2021-12-09 · $14

2020: $133

Payments by company in 2020
AbbVieOrilissa$121
1 payment
  • Meals for Orilissa · 2020-02-20 · $121
Avion PharmaceuticalsBalcoltra$12
1 payment
  • Meals for Balcoltra · 2020-12-22 · $12

2019: $304

Payments by company in 2019
AbbVieOrilissa$227
2 payments
  • Meals for Orilissa · 2019-10-23 · $124
  • Meals for Orilissa · 2019-07-22 · $102
VermillionOva1$55
1 payment
  • Meals for Ova1 · 2019-05-01 · $55
AllerganLo Loestrin Fe$23
1 payment
  • Meals for Lo Loestrin Fe · 2019-06-15 · $23

Professional record

NPI
1154363448
Licence
CA G 071692
Trained
University of California, Geffen School of Medicine, 1989
Video visits
Lists video visits
Gender
Female
More record details
Sole proprietor
Yes
Taxonomy
Federal specialty code 207V00000X (207V00000X)
Mailing address
16201 Shannon Rd, Los Gatos, CA, 95032
NPI first listed
2006-06-12
NPI last updated
2016-02-10

This is when the NPI record was last certified, not a medical board exam.