Kenneth M Weber, MD
Obstetrics/Gynecology · Los Gatos
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- 13
- 1 carrier
- Office
- 1
Offices
1 location · University Healthcare Alliance · 334 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
13 plans · 1 carrier
A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Weber’s office at (408) 356-0431 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.
| Alignment Health Advantage PPO (PPO) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health BreathEasy (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Clarity (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Harmony (HMO) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Heart & Diabetes (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Heart & Diabetes CalPlus (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Heart & Diabetes Care (HMO C-SNP) | Alignment Health Plan | Listed | Sep 28, 2026 |
| Alignment Health Heart & Diabetes Choice (HMO C-SNP) | Alignment Health Plan | Listed | Sep 28, 2026 |
| Alignment Health Honor+ Plan (HMO) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health My Choice CalCare (HMO) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health Silicon (HMO C-SNP) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health smartHMO (HMO) | Alignment Health Plan | Listed | Oct 3, 2026 |
| Alignment Health the ONE (HMO) | Alignment Health Plan | Listed | Oct 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 itOverall 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.
| Central Line Associated Bloodstream Infection (ICU + select Wards)Infections | 0.291 | Better | Oct 2024 – Sep 2025 |
| Clostridium Difficile (C.Diff)Infections | 0.393 | Better | Oct 2024 – Sep 2025 |
| MRSA BacteremiaInfections | 0 | Better | Oct 2024 – Sep 2025 |
| Abdominopelvic accidental puncture or laceration rateComplications and deaths | 0.96 (0.12 to 1.79) · 2,340 cases | No different | Jul 2022 – Jun 2024 |
| CMS Medicare PSI 90: Patient safety and adverse events compositeComplications and deaths | 1.02 (0.76 to 1.28) | No different | Jul 2022 – Jun 2024 |
| Death rate among surgical inpatients with serious treatable complicationsComplications and deaths | 167.38 (125.03 to 209.73) · 96 cases | No different | Jul 2022 – Jun 2024 |
| Death rate for CABG surgery patientsComplications and deaths | 2.6 · 68 cases | None | Jul 2022 – Jun 2025 |
| Death rate for COPD patientsComplications and deaths | 7.1 · 185 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart attack patientsComplications and deaths | 11.8 · 200 cases | None | Jul 2022 – Jun 2025 |
| Death rate for heart failure patientsComplications and deaths | 8.9 · 814 cases | None | Jul 2022 – Jun 2025 |
| Death rate for pneumonia patientsComplications and deaths | 13 · 842 cases | None | Jul 2022 – Jun 2025 |
| Death rate for stroke patientsComplications and deaths | 9.6 · 361 cases | None | Jul 2023 – Jun 2025 |
| Hybrid Hospital-Wide All-Cause Risk Standardized Mortality RateComplications and deaths | 2.6 · 4,633 cases | None | Jul 2024 – Jun 2025 |
| Iatrogenic pneumothorax rateComplications and deaths | 0.16 (0 to 0.34) · 11,474 cases | No different | Jul 2022 – Jun 2024 |
| In-hospital fall-associated fracture rateComplications and deaths | 0.27 (0.1 to 0.45) · 11,626 cases | No different | Jul 2022 – Jun 2024 |
| Perioperative pulmonary embolism or deep vein thrombosis rateComplications and deaths | 3.14 (1.39 to 4.9) · 2,814 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative acute kidney injury requiring dialysis rateComplications and deaths | 2 (0.61 to 3.39) · 1,327 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative hemorrhage or hematoma rateComplications and deaths | 2.11 (0.8 to 3.43) · 2,641 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative respiratory failure rateComplications and deaths | 9.39 (4.18 to 14.6) · 1,287 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative sepsis rateComplications and deaths | 6.57 (3.47 to 9.68) · 1,308 cases | No different | Jul 2022 – Jun 2024 |
| Postoperative wound dehiscence rateComplications and deaths | 2.14 (0.71 to 3.57) · 827 cases | No different | Jul 2022 – Jun 2024 |
| Pressure ulcer rateComplications and deaths | 0.6 (0.05 to 1.15) · 9,460 cases | No different | Jul 2022 – Jun 2024 |
| Rate of complications for hip/knee replacement patientsComplications and deaths | 4.5 · 122 cases | None | Apr 2023 – Mar 2025 |
| Catheter Associated Urinary Tract Infections (ICU + select Wards)Infections | 0.993 | No different | Oct 2024 – Sep 2025 |
| SSI - Abdominal HysterectomyInfections | 0.706 | No different | Oct 2024 – Sep 2025 |
| SSI - Colon SurgeryInfections | 1.376 | No different | Oct 2024 – Sep 2025 |
| Acute Myocardial Infarction (AMI) 30-Day Readmission RateUnplanned return visits | 15.5 · 218 cases | None | Jul 2023 – Jun 2025 |
| Heart failure (HF) 30-Day Readmission RateUnplanned return visits | 19.5 · 962 cases | None | Jul 2023 – Jun 2025 |
| Hospital return days for heart attack patientsUnplanned return visits | 3.8 · 200 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for heart failure patientsUnplanned return visits | -17 · 922 cases | None | Jul 2022 – Jun 2025 |
| Hospital return days for pneumonia patientsUnplanned return visits | 18.6 · 860 cases | None | Jul 2022 – Jun 2025 |
| Pneumonia (PN) 30-Day Readmission RateUnplanned return visits | 18.7 · 827 cases | None | Jul 2023 – Jun 2025 |
| Rate of emergency department (ED) visits for patients receiving outpatient chemotherapyUnplanned return visits | 6.1 (4.5 to 8.2) · 313 cases | No different | Jan 2024 – Dec 2024 |
| Rate of inpatient admissions for patients receiving outpatient chemotherapyUnplanned return visits | 13.4 (10.6 to 16.5) · 313 cases | No different | Jan 2024 – Dec 2024 |
| Rate of readmission after hip/knee replacementUnplanned return visits | 6.1 · 144 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for CABGUnplanned return visits | 10.3 · 80 cases | None | Jul 2023 – Jun 2025 |
| Rate of readmission for chronic obstructive pulmonary disease (COPD) patientsUnplanned return visits | 20.7 · 237 cases | None | Jul 2023 – Jun 2025 |
| Rate of unplanned hospital visits after colonoscopy (per 1,000 colonoscopies)Unplanned return visits | 12.8 (10 to 16.1) · 1,639 cases | No different | Jan 2022 – Dec 2024 |
| Ratio of unplanned hospital visits after hospital outpatient surgeryUnplanned return visits | 0.9 (0.8 to 1.1) · 1,619 cases | No different | Jan 2024 – Dec 2024 |
What patients said (1,535 patients answered, 22% of those asked)
| Cleanliness | 4 |
| Nurse communication | 4 |
| Doctor communication | 4 |
| Communication about medicines | 3 |
| Discharge information | 3 |
| Overall hospital rating | 4 |
| Quietness | 2 |
| Recommend hospital | 5 |
| Room was "always" clean | 75% |
| Nurses "always" communicated well | 79% |
| Doctors "always" communicated well | 81% |
| Staff "always" explained | 61% |
| Yes, staff "did" give patients this information | 86% |
| Yes, staff "did" give patients information about help after discharge | 86% |
| Doctors "always" explained things so they could understand | 76% |
| Doctors "always" listened carefully | 80% |
| Doctors "always" treated them with courtesy and respect | 87% |
| Patients who gave a rating of "9" or "10" (high) | 76% |
| Staff "always" explained new medications | 76% |
| Nurses "always" explained things so they could understand | 75% |
| Nurses "always" listened carefully | 76% |
| Nurses "always" treated them with courtesy and respect | 87% |
| "Always" quiet at night | 47% |
| "YES", patients would definitely recommend the hospital | 80% |
| Staff "always" explained possible side effects | 46% |
| Yes, staff "did" give patients information about possible symptoms | 86% |
Original Medicare doctor bills
$5,051
Medicare paid this office $5,051 for 52 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | 38 | $1,815 | $48 |
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 16 | $912 | $57 |
Who their Medicare patients are
52 Original Medicare patients in 2024. Average age 74 · Women 100% · Also on Medicaid 0% · Health risk score 0.80. At or below the middle of the specialty; the typical obstetrics & gynecology clinician is at 0.88.
Conditions among them: High blood pressure 54% · Cancer 23%.
The office billed $16,332, Medicare allowed $5,944 and paid $5,051; for 132 services of 12 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
| 2024 | 52 | 132 | 74 | 0.80 | $16,332 | $5,051 |
| 2023 | 80 | 127 | 73 | 0.71 | $26,968 | $6,799 |
| 2022 | 74 | 190 | 73 | 0.64 | $33,057 | $8,351 |
| 2021 | 67 | 249 | 73 | 0.73 | $48,386 | $12,631 |
| 2020 | 79 | 146 | 73 | 0.77 | $30,304 | $7,819 |
| 2019 | 71 | 131 | 73 | 0.75 | $45,906 | $8,496 |
| 2018 | 96 | 173 | 72 | 0.77 | $40,532 | $10,007 |
| 2017 | 88 | 233 | 72 | 0.75 | $44,095 | $11,520 |
| 2016 | 83 | 184 | 70 | 0.64 | $59,805 | $15,247 |
| 2015 | 110 | 282 | 72 | 0.75 | $53,140 | $23,458 |
| 2014 | 106 | 228 | 72 | 0.84 | $37,858 | $17,360 |
| 2013 | 104 | 292 | 73 | 0.77 | $43,082 | $20,763 |
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: 2 services
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | 60 | $2,867 | $48 |
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 37 | $2,068 | $56 |
2022: 3 services
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | 52 | $2,483 | $48 |
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 38 | $2,094 | $55 |
| Short return visit (20+ min) | 18 | $1,697 | $81 |
2021: 3 services
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | 44 | $2,133 | $48 |
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 33 | $1,840 | $56 |
| Short return visit (20+ min) | 18 | $1,645 | $66 |
2020: 3 services
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | 63 | $3,038 | $48 |
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 32 | $1,752 | $55 |
| Short return visit (20+ min) | 13 | $1,133 | $71 |
2019: 3 services
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | 41 | $1,910 | $47 |
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 28 | $1,509 | $54 |
| Short return visit (20+ min) | 20 | $1,483 | $62 |
2018: 3 services
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | 63 | $2,675 | $42 |
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 39 | $2,009 | $52 |
| Short return visit (20+ min) | 20 | $1,616 | $56 |
2017: 5 services
| Return visit (30+ min) | 38 | $3,194 | $74 |
| Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina | 13 | $2,013 | $112 |
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | 35 | $1,512 | $43 |
| Short return visit (20+ min) | 20 | $1,412 | $54 |
| Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 21 | $1,098 | $52 |
2016: 2 services
| Return visit (30+ min) | 61 | $5,864 | $90 |
| Short return visit (20+ min) | 22 | $3,180 | $62 |
2015: 3 services
| Long return visit (40+ min) | 72 | $8,927 | $124 |
| Short return visit (20+ min) | 12 | $4,369 | $67 |
| Return visit (30+ min) | 23 | $2,367 | $95 |
2014: 5 services
| Long return visit (40+ min) | 72 | $8,962 | $124 |
| Short return visit (20+ min) | 28 | $1,703 | $53 |
| Return visit (30+ min) | 17 | $1,667 | $88 |
| Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina | 11 | $1,333 | $111 |
| Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous | 40 | $851 | $21 |
2013: 6 services
| Long return visit (40+ min) | 53 | $6,691 | $126 |
| Short return visit (20+ min) | 33 | $2,368 | $59 |
| Return visit (30+ min) | 19 | $1,791 | $90 |
| Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous | 73 | $1,572 | $22 |
| Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina | 14 | $1,223 | $72 |
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | 11 | $507 | $46 |
Drugs they prescribed that Part D paid
$18,415
Pharmacies billed $18,415 in 2024.
This is pharmacy cost, not the office bill, and not what patients paid.
Opioids were 6% of their Part D prescriptions (11 of 187) in 2024. Above the middle of the specialty; the typical obstetrics & gynecology clinician is at 0%.
161 generic and 26 brand-name prescriptions · $18,415 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.
| Premarin | 15 | $5,442 | $363 |
| Estradiol | 42 | $3,226 | $77 |
| Paroxetine | 11 | $0 | $0 |
Year by year
| 2024 | 187 | 61 | 6% (11) | 14% | $18,415 |
| 2023 | 271 | 71 | 10% (27) | 17% | $43,961 |
| 2022 | 243 | 63 | 9% (21) | 17% | $51,756 |
| 2021 | 270 | 60 | 14% (39) | 20% | $47,227 |
| 2020 | 302 | 70 | 12% (36) | 20% | $43,737 |
| 2019 | 264 | 49 | 14% (38) | 25% | $44,808 |
| 2018 | 266 | 38 | 13% (35) | 24% | $47,829 |
| 2017 | 256 | 49 | 18% (45) | 22% | $42,589 |
| 2016 | 292 | 42 | 22% (63) | None | $39,792 |
| 2015 | 248 | 27 | 14% (35) | 34% | $36,797 |
| 2014 | 153 | 30 | 0% (0) | 35% | $11,478 |
| 2013 | 147 | 35 | None | 27% | $10,506 |
Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.
See the drugs prescribed each year
2023: 5 drugs
| Fentanyl | 21 | $13,666 | $651 |
| Estradiol | 65 | $7,467 | $115 |
| Premarin | 13 | $4,766 | $367 |
| Acyclovir | 13 | $557 | $43 |
| Nitrofurantoin | 11 | $217 | $20 |
2022: 6 drugs
| Fentanyl | 16 | $22,067 | $1,379 |
| Estradiol | 52 | $8,062 | $155 |
| Toviaz | 13 | $5,163 | $397 |
| Progesterone | 12 | $1,238 | $103 |
| Valacyclovir | 17 | $386 | $23 |
| Fluconazole | 16 | $51 | $3 |
2021: 7 drugs
| Fentanyl | 29 | $14,275 | $492 |
| Premarin | 12 | $5,533 | $461 |
| Toviaz | 13 | $4,902 | $377 |
| Estradiol | 45 | $4,599 | $102 |
| Progesterone | 20 | $2,086 | $104 |
| Valacyclovir | 11 | $277 | $25 |
| Fluconazole | 12 | $114 | $10 |
2020: 7 drugs
| Fentanyl | 31 | $5,910 | $191 |
| Estradiol | 36 | $5,825 | $162 |
| Toviaz | 13 | $4,759 | $366 |
| Vivelle-Dot | 14 | $3,133 | $224 |
| Estradiol-Norethindrone Acetat | 17 | $2,329 | $137 |
| Progesterone | 24 | $1,723 | $72 |
| Valacyclovir | 14 | $749 | $53 |
2019: 6 drugs
| Fentanyl | 28 | $6,214 | $222 |
| Estradiol | 32 | $4,650 | $145 |
| Sumatriptan | 15 | $1,907 | $127 |
| Estradiol-Norethindrone Acetat | 14 | $1,551 | $111 |
| Progesterone | 20 | $1,434 | $72 |
| Valacyclovir | 11 | $398 | $36 |
2018: 4 drugs
| Fentanyl | 27 | $5,608 | $208 |
| Enoxaparin | 13 | $2,378 | $183 |
| Estradiol | 28 | $2,006 | $72 |
| Progesterone | 20 | $1,985 | $99 |
2017: 5 drugs
| Fentanyl | 27 | $9,617 | $356 |
| Premarin | 13 | $4,911 | $378 |
| Enoxaparin | 11 | $2,511 | $228 |
| Estradiol | 27 | $1,182 | $44 |
| Progesterone | 15 | $924 | $62 |
2016: 6 drugs
| Elmiron | 14 | $9,531 | $681 |
| Premarin | 27 | $6,503 | $241 |
| Fentanyl | 51 | $3,378 | $66 |
| Enoxaparin | 12 | $885 | $74 |
| Estradiol | 19 | $675 | $36 |
| Valacyclovir | 11 | $298 | $27 |
2015: 5 drugs
| Sumatriptan | 16 | $7,021 | $439 |
| Fentanyl | 24 | $4,271 | $178 |
| Premarin | 20 | $4,216 | $211 |
| Estradiol | 16 | $394 | $25 |
| Synthroid | 11 | $333 | $30 |
2014: 2 drugs
| Premarin | 19 | $3,129 | $165 |
| Estradiol | 29 | $220 | $8 |
2013: 4 drugs
| Premarin | 18 | $2,475 | $137 |
| Estradiol-Norethindrone Acetat | 13 | $1,890 | $145 |
| Estradiol | 27 | $255 | $9 |
| Alendronate | 11 | $163 | $15 |
Money from drug and device companies
$339 in 2025
| 2025 | 3 | 3 | None | $339 |
| 2024 | 1 | 1 | None | $25 |
| 2022 | 1 | 1 | None | $29 |
| 2021 | 1 | 1 | None | $15 |
| 2019 | 2 | 2 | None | $36 |
Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.
A payment is not proof that care is biased.
| Mayne Pharma Commercial | Bijuva | $122 | 1 payment
|
| Intuitive Surgical | Da Vinci Surgical System | $111 | 1 payment
|
| Biogen | Zurzuvae | $106 | 1 payment
|
See all 3 published payments
| Intuitive Surgical | Meals · 2025-09-09 | Da Vinci Surgical System | $111 |
| Mayne Pharma Commercial | Meals · 2025-04-30 | Bijuva | $122 |
| Biogen | Meals · 2025-02-27 | Zurzuvae | $106 |
See earlier years (2024, 2022, 2021, 2019)
2024: $25
| Hologic Sales and Service | Aptima | $25 | 1 payment
|
2022: $29
| Hologic | Acessa Provu System | $29 | 1 payment
|
2021: $15
| Myriad Genetic Laboratories | Myrisk | $15 | 1 payment
|
2019: $36
| CooperSurgical | Endosee | $19 | 1 payment
|
| Bayer HealthCare Pharmaceuticals | Kyleena | $16 | 1 payment
|
Professional record
- NPI
- 1750454856
- Licence
- CA G066310
- Trained
- Hahnemann University College of Medicine, 1988
- Video visits
- Lists video visits
- Gender
- Male
More record details
- Sole proprietor
- No
- Taxonomy
- Federal specialty code 207V00000X (207V00000X)
- Mailing address
- 2500 Hospital Dr Ste 4a, Mountain View, CA, 94040
- NPI first listed
- 2006-11-16
- NPI last updated
- 2024-08-15
- NPI record certified
- 2024-08-15
This is when the NPI record was last certified, not a medical board exam.