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Anusha Kalbasi, MD

Radiation Oncology · Stanford

NPI 1851683684

Medicare standing
Clear
Enrolled, allowed to bill and order, not excluded
Plans that list them
17
3 carriers
Office
1
Since medical school
15 years
University of California, Geffen School of Medicine, 2011

Offices

1 location · Stanford Health Care · 3,152 clinicians in this group

Looking this up.

Hospitals listed: Stanford Health Care. That is not proof they admit you there this week.

Plans that list them

17 plans · 3 carriers

A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Kalbasi’s office at (650) 723-4000 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.

17 of 17 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
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
DualConnect (HMO D-SNP)Santa Clara Family Health PlanListedSep 1, 2026

California Medical Board record

Licence A143472 · Current

Licensed to practise in California · since 2016 · expires 2028-01-31 · David Geffen School of Medicine at UCLA.

No disciplinary actions, convictions, malpractice judgments or citations in this record.

School, training and certification

What this clinician told their state board, medical school and everything before it. Only some states publish this, so nothing here means the state does not say, not that there was no training or certification.

Specialty certification

  • American Board of Radiology - Radiation Oncology

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.

  • Stanford Health CareStanford, CAAcute Care Hospital · Voluntary non-profit - Private · Has an emergency departmentPart of Stanford Health Care, which runs 3 hospitalsHome of Stanford Cancer Institute, a National Cancer Institute designated comprehensive cancer centrePatients rate it 4 of 5 · 83% would definitely recommend it
    Overall rating: 5 of 5 starsWorse than the national rate — Perioperative pulmonary embolism or deep vein thrombosis rate: 5.31 (4.24 to 6.37) · 8,661 cases, Jul 2022 – Jun 2024Worse than the national rate — Rate of inpatient admissions for patients receiving outpatient chemotherapy: 14.1 (12.7 to 15.7) · 2,191 cases, Jan 2024 – Dec 2024Better than the national rate — Postoperative respiratory failure rate: 4.08 (1.95 to 6.21) · 5,296 cases, Jul 2022 – Jun 2024Better than the national rate — Catheter Associated Urinary Tract Infections (ICU + select Wards): 0.317, Oct 2024 – Sep 2025Better than the national rate — Clostridium Difficile (C.Diff): 0.446, Oct 2024 – Sep 2025Better than the national rate — SSI - Colon Surgery: 0.241, Oct 2024 – Sep 2025Better than the national rate — Ratio of unplanned hospital visits after hospital outpatient surgery: 0.7 (0.6 to 0.9) · 3,348 cases, Jan 2024 – Dec 2024
See every measure and the patient survey for Stanford Health Care

Behind the star rating — Deaths: 5 better, 3 the same, 0 worse of 8 measures. Safety: 3 better, 5 the same, 0 worse of 8 measures. Readmissions: 2 better, 5 the same, 4 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 Stanford Health Care
Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths5.31 (4.24 to 6.37) · 8,661 casesWorseJul 2022 – Jun 2024
Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits14.1 (12.7 to 15.7) · 2,191 casesWorseJan 2024 – Dec 2024
Postoperative respiratory failure rateComplications and deaths4.08 (1.95 to 6.21) · 5,296 casesBetterJul 2022 – Jun 2024
Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections0.317BetterOct 2024 – Sep 2025
Clostridium Difficile (C.Diff)Infections0.446BetterOct 2024 – Sep 2025
SSI - Colon SurgeryInfections0.241BetterOct 2024 – Sep 2025
Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits0.7 (0.6 to 0.9) · 3,348 casesBetterJan 2024 – Dec 2024
Abdominopelvic accidental puncture or laceration rateComplications and deaths1.06 (0.45 to 1.67) · 5,374 casesNo differentJul 2022 – Jun 2024
CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths0.86 (0.72 to 1)No differentJul 2022 – Jun 2024
Death rate among surgical inpatients with serious treatable complicationsComplications and deaths166.09 (137.88 to 194.3) · 470 casesNo differentJul 2022 – Jun 2024
Death rate for CABG surgery patientsComplications and deaths1.1 · 192 casesNoneJul 2022 – Jun 2025
Death rate for COPD patientsComplications and deaths6.4 · 146 casesNoneJul 2022 – Jun 2025
Death rate for heart attack patientsComplications and deaths9.7 · 253 casesNoneJul 2022 – Jun 2025
Death rate for heart failure patientsComplications and deaths6.3 · 880 casesNoneJul 2022 – Jun 2025
Death rate for pneumonia patientsComplications and deaths10.3 · 935 casesNoneJul 2022 – Jun 2025
Death rate for stroke patientsComplications and deaths8.7 · 501 casesNoneJul 2023 – Jun 2025
Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths2.1 · 7,730 casesNoneJul 2024 – Jun 2025
Iatrogenic pneumothorax rateComplications and deaths0.13 (0 to 0.27) · 20,799 casesNo differentJul 2022 – Jun 2024
In-hospital fall-associated fracture rateComplications and deaths0.28 (0.14 to 0.43) · 23,182 casesNo differentJul 2022 – Jun 2024
Postoperative acute kidney injury requiring dialysis rateComplications and deaths0.94 (0.2 to 1.68) · 5,694 casesNo differentJul 2022 – Jun 2024
Postoperative hemorrhage or hematoma rateComplications and deaths2.36 (1.54 to 3.19) · 7,846 casesNo differentJul 2022 – Jun 2024
Postoperative sepsis rateComplications and deaths5.2 (3.76 to 6.64) · 5,603 casesNo differentJul 2022 – Jun 2024
Postoperative wound dehiscence rateComplications and deaths1.38 (0.23 to 2.53) · 2,211 casesNo differentJul 2022 – Jun 2024
Pressure ulcer rateComplications and deaths0.52 (0.21 to 0.83) · 19,915 casesNo differentJul 2022 – Jun 2024
Rate of complications for hip/knee replacement patientsComplications and deaths3.6 · 416 casesNoneApr 2023 – Mar 2025
Central Line Associated Bloodstream Infection (ICU + select Wards)Infections0.869No differentOct 2024 – Sep 2025
MRSA BacteremiaInfections0.857No differentOct 2024 – Sep 2025
SSI - Abdominal HysterectomyInfections0.368No differentOct 2024 – Sep 2025
Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits16.2 · 247 casesNoneJul 2023 – Jun 2025
Heart failure (HF) 30-Day Readmission RateUnplanned return visits20.5 · 1,021 casesNoneJul 2023 – Jun 2025
Hospital return days for heart attack patientsUnplanned return visits47.8 · 258 casesNoneJul 2022 – Jun 2025
Hospital return days for heart failure patientsUnplanned return visits-1.6 · 990 casesNoneJul 2022 – Jun 2025
Hospital return days for pneumonia patientsUnplanned return visits20.8 · 976 casesNoneJul 2022 – Jun 2025
Pneumonia (PN) 30-Day Readmission RateUnplanned return visits16.5 · 959 casesNoneJul 2023 – Jun 2025
Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits5.2 (4.4 to 6.2) · 2,191 casesNo differentJan 2024 – Dec 2024
Rate of readmission after hip/knee replacementUnplanned return visits5.1 · 425 casesNoneJul 2023 – Jun 2025
Rate of readmission for CABGUnplanned return visits9.6 · 158 casesNoneJul 2023 – Jun 2025
Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits19.6 · 183 casesNoneJul 2023 – Jun 2025
Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits12.7 (10.4 to 15.4) · 4,578 casesNo differentJan 2022 – Dec 2024

What patients said (6,810 patients answered, 25% of those asked)

Patient survey stars by topic at Stanford Health Care
Cleanliness4
Nurse communication4
Doctor communication4
Communication about medicines3
Discharge information4
Overall hospital rating4
Quietness2
Recommend hospital5
Share of patients giving the best answer at Stanford Health Care
Room was "always" clean75%
Nurses "always" communicated well82%
Doctors "always" communicated well81%
Staff "always" explained63%
Yes, staff "did" give patients this information89%
Yes, staff "did" give patients information about help after discharge89%
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)79%
Staff "always" explained new medications76%
Nurses "always" explained things so they could understand77%
Nurses "always" listened carefully79%
Nurses "always" treated them with courtesy and respect88%
"Always" quiet at night53%
"YES", patients would definitely recommend the hospital83%
Staff "always" explained possible side effects50%
Yes, staff "did" give patients information about possible symptoms90%

Original Medicare doctor bills

$53,074

Medicare paid this office $53,074 for 105 people.

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

Largest Original Medicare bills
High precision radiation therapy planning21$8,929$388
Radiation treatment management, 5 treatment sessions26$7,069$177
Design and construction of radiation treatment device for high precision radiation therapy21$5,005$209
Complex radiation therapy planning26$4,297$153
Ct guidance for insertion of radiation therapy fields60$4,240$41
See all 12 services
Every Original Medicare service billed
High precision radiation therapy planning21$8,929$388
Radiation treatment management, 5 treatment sessions26$7,069$177
Design and construction of radiation treatment device for high precision radiation therapy21$5,005$209
Complex radiation therapy planning26$4,297$153
Ct guidance for insertion of radiation therapy fields60$4,240$41
Calculation of radiation therapy dose27$3,391$30
New patient visit (60+ min)18$2,921$162
Design and construction of complex radiation treatment device24$2,404$56
Short return visit (20+ min)13$1,500$88
Special radiation treatment11$1,186$99
Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy18$398$19
Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's13$329$15

Who their Medicare patients are

105 Original Medicare patients in 2024. Average age 74 · Women 35% · Also on Medicaid 20% · Health risk score 1.67. At or below the middle of the specialty; the typical radiation oncology clinician is at 1.69.

Conditions among them: High blood pressure 73% · Cancer 50% · Coronary heart disease 26% · Diabetes 24% · Chronic kidney disease 23% · Depression 21% · Atrial fibrillation 14% · COPD 13% · Heart failure 12%.

The office billed $656,059, Medicare allowed $66,862 and paid $53,074; for 539 services of 23 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
2024105539741.67$656,059$53,074
202360190731.35$173,088$14,288
202272553731.71$339,490$51,460
202194778732.04$446,892$68,522
202083534722.14$307,594$49,991
201990719722.64$379,581$59,902
201862647742.22$327,061$49,699
201751533741.97$253,006$45,141
201619149742.20$61,576$13,342

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: 3 services

Original Medicare services billed in 2023
Ct guidance for insertion of radiation therapy fields37$3,585$43
Radiation treatment management, 5 treatment sessions11$2,554$182
Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy16$566$20

2022: 11 services

Original Medicare services billed in 2022
High precision radiation therapy planning22$9,017$361
Ct guidance for insertion of radiation therapy fields21$7,330$39
Radiation treatment management, 5 treatment sessions18$7,164$167
Design and construction of radiation treatment device for high precision radiation therapy23$5,908$197
Complex radiation therapy planning23$3,657$146
Short return visit (20+ min)42$3,222$55
New patient visit (60+ min)20$3,118$156
Calculation of radiation therapy dose24$2,018$28
Special radiation treatment15$1,495$93
Design and construction of complex radiation treatment device22$1,317$51
Return visit (30+ min)12$1,185$79

2021: 11 services

Original Medicare services billed in 2021
Ct guidance for insertion of radiation therapy fields27$11,049$39
High precision radiation therapy planning27$11,043$368
Radiation treatment management, 5 treatment sessions22$10,175$167
Design and construction of radiation treatment device for high precision radiation therapy28$7,305$197
New patient visit (60+ min)34$5,303$156
Complex radiation therapy planning29$4,856$147
Short return visit (20+ min)44$3,576$59
Calculation of radiation therapy dose30$2,375$29
Design and construction of complex radiation treatment device29$2,061$53
Special radiation treatment19$1,789$94
Return visit (30+ min)17$1,734$87

2020: 11 services

Original Medicare services billed in 2020
High precision radiation therapy planning22$10,023$371
Ct guidance for insertion of radiation therapy fields22$6,190$39
Radiation treatment management, 5 treatment sessions18$5,851$167
Design and construction of radiation treatment device for high precision radiation therapy23$5,777$199
Complex radiation therapy planning20$3,712$148
New patient visit (60+ min)24$3,504$146
Short return visit (20+ min)38$2,262$44
Design and construction of complex radiation treatment device26$1,936$54
Special radiation treatment15$1,805$95
Calculation of radiation therapy dose22$1,612$29
Return visit (30+ min)19$1,360$62

2019: 11 services

Original Medicare services billed in 2019
Radiation treatment management, 5 treatment sessions23$9,270$166
High precision radiation therapy planning24$9,205$368
Ct guidance for insertion of radiation therapy fields39$8,972$39
Design and construction of radiation treatment device for high precision radiation therapy25$5,734$198
Complex radiation therapy planning30$4,401$138
Return visit (30+ min)42$4,214$66
Calculation of radiation therapy dose30$3,013$29
New patient visit (60+ min)18$2,608$145
Design and construction of complex radiation treatment device31$2,551$53
Special radiation treatment18$1,777$94
Short return visit (20+ min)17$837$44

2018: 10 services

Original Medicare services billed in 2018
Radiation treatment management, 5 treatment sessions23$10,925$161
Ct guidance for insertion of radiation therapy fields22$7,010$37
High precision radiation therapy planning18$6,449$358
New patient visit (60+ min)27$3,864$143
Return visit (30+ min)32$3,743$67
Design and construction of radiation treatment device for high precision radiation therapy18$3,467$193
Complex radiation therapy planning21$3,045$138
Design and construction of complex radiation treatment device23$2,386$52
Calculation of radiation therapy dose21$2,257$28
Special radiation treatment11$1,000$91

2017: 11 services

Original Medicare services billed in 2017
Radiation treatment management, 5 treatment sessions19$8,283$159
High precision radiation therapy planning17$6,350$353
Ct guidance for insertion of radiation therapy fields14$4,911$38
New patient visit (60+ min)32$4,534$142
Design and construction of radiation treatment device for high precision radiation therapy18$3,806$190
Complex radiation therapy planning23$3,166$138
Design and construction of complex radiation treatment device24$2,045$51
Calculation of radiation therapy dose22$1,975$28
Special radiation treatment14$1,266$90
Return visit (30+ min)13$1,069$67
Obtaining data needed to develop the optimal radiation treatment, 1 treatment area20$779$31

2016: 2 services

Original Medicare services billed in 2016
New patient visit (60+ min)12$1,719$143
Design and construction of complex radiation treatment device11$929$55

Drugs they prescribed that Part D paid

$208

Pharmacies billed $208 in 2024.

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

12 generic and 0 brand-name prescriptions · $208 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.

Year by year

Part D prescribing by year
202412NoneNone0%$208
201914NoneNone0%$202
20182811NoneNone$314
201718NoneNoneNone$316
201612NoneNoneNone$414
201517NoneNoneNone$1,392
201412None0% (0)None$203
201320120% (0)0%$959

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

See the drugs prescribed each year

2013: 1 drug

Part D drugs prescribed in 2013
Tamsulosin11$232$21

Money from drug and device companies

$18,253 in 2023

Industry payments by year
202322None$18,253
202211None$18,750

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
GenentechNone$18,182
1 payment
  • Grant · 2023-06-30 · $18,182
E.R. Squibb & Sons L.L.C.Opdivo$71
1 payment
  • Meals for Opdivo · 2023-07-26 · $71
See all 2 published payments
Every published payment
E.R. Squibb & Sons L.L.C.Meals · 2023-07-26Opdivo$71
GenentechGrant · 2023-06-30None$18,182
See earlier years (2022)

2022: $18,750

Payments by company in 2022
GenentechNone$18,750
1 payment
  • Grant · 2022-06-30 · $18,750

Research money

Money a company paid to run a study. Where it went to their institution, the clinician is named as an investigator and did not receive it; the amount covers the whole study, often across many sites.

Research payments by company and study
Merck Sharp & Dohme LLC · Null · 2025Their institution$146,597

Checkups this office reported

Medicare did not publish checkup rates for this clinician.

Medicare’s overall office score
76.5 / 100
Scores the office’s reporting and systems. It is not a grade for how the doctor treats you.

Professional record

NPI
1851683684
Licence
CA A143472, PA MT199333California A143472: Current · expires 2028-01-31
Trained
University of California, Geffen School of Medicine, 2011 · 15 years ago
Video visits
Lists video visits
Gender
Male
More record details
Sole proprietor
No
Taxonomy
Federal specialty code 2085R0001X (2085R0001X); Internal medicine (207R00000X); Student in a training program (390200000X)
Mailing address
300 Pasteur Dr, Stanford, CA, 94305
NPI first listed
2011-05-12
NPI last updated
2022-12-07
NPI record certified
2022-12-07

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