Diana Aung, MD
Obstetrics/Gynecology · San Jose
- Medicare standing
- Clear
- Enrolled, allowed to bill and order, not excluded
- Plans that list them
- 14
- 2 carriers
- Offices
- 2
Offices
2 locations · Sutter Bay Medical Foundation · 3,783 clinicians in this group
Plans that list them
14 plans · 2 carriers
A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Aung’s office to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.
14 of 14 plans
| 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 Sutter Advantage +More (HMO) | 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 |
| DualConnect (HMO D-SNP) | Santa Clara Family Health Plan | Listed | Sep 1, 2026 |
California Medical Board record
Licence A78991 · Current
Licensed to practise in California · since 2002 · expires 2027-12-31 · Northwestern University Medical School.
No disciplinary actions, convictions, malpractice judgments or citations in this record.
Original Medicare doctor bills
$2,466
Medicare paid this office $2,466 for 16 people.
This is what Medicare paid the clinician — not Medicare Advantage, and not the pharmacy.
Who their Medicare patients are
16 Original Medicare patients in 2024. Average age 71 · Women 100% · Health risk score 0.59. At or below the middle of the specialty; the typical obstetrics & gynecology clinician is at 0.88.
The office billed $9,465, Medicare allowed $3,409 and paid $2,466; for 31 services of 11 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 | 16 | 31 | 71 | 0.59 | $9,465 | $2,466 |
| 2023 | 19 | 31 | 76 | 0.70 | $8,906 | $2,651 |
| 2022 | 20 | 188 | 70 | 0.94 | $11,497 | $3,288 |
| 2021 | 28 | 51 | 71 | 0.67 | $14,284 | $3,923 |
| 2020 | 29 | 45 | 71 | 0.64 | $12,265 | $3,403 |
| 2019 | 21 | 37 | 75 | 0.83 | $10,128 | $2,526 |
| 2018 | 28 | 44 | 71 | 0.79 | $11,506 | $3,080 |
| 2017 | 15 | 29 | 70 | 0.82 | $6,700 | $1,917 |
| 2016 | 30 | 44 | 71 | 0.86 | $8,986 | $2,841 |
| 2015 | 22 | 37 | 70 | 0.65 | $11,748 | $3,138 |
| 2014 | 21 | 40 | 68 | 0.60 | $14,659 | $3,671 |
| 2013 | 28 | 63 | 67 | 0.59 | $26,896 | $6,884 |
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
2022: 1 service
| Short return visit (20+ min) | 11 | $1,397 | $82 |
2021: 1 service
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | 11 | $539 | $49 |
2018: 2 services
| Short return visit (20+ min) | 15 | $1,611 | $67 |
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | 11 | $501 | $46 |
2016: 2 services
| Short return visit (20+ min) | 16 | $1,441 | $69 |
| Cervical or vaginal cancer screening; pelvic and clinical breast examination | 12 | $544 | $45 |
2015: 1 service
| Short return visit (20+ min) | 11 | $788 | $61 |
2013: 1 service
| Short return visit (20+ min) | 11 | $1,418 | $62 |
Drugs they prescribed that Part D paid
$7,098
Pharmacies billed $7,098 in 2024.
This is pharmacy cost, not the office bill, and not what patients paid.
Opioids were 0% of their Part D prescriptions (0 of 67) in 2024. At or below the middle of the specialty; the typical obstetrics & gynecology clinician is at 0%.
58 generic and fewer than 11 brand-name prescriptions · $7,098 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.
| Estradiol | 11 | $1,614 | $60 |
Year by year
| 2024 | 67 | 23 | 0% (0) | None | $7,098 |
| 2023 | 72 | 24 | 0% (0) | 26% | $10,911 |
| 2022 | 79 | 27 | 0% (0) | 19% | $9,449 |
| 2021 | 97 | 35 | 0% (0) | 18% | $11,656 |
| 2020 | 92 | 29 | 0% (0) | None | $12,764 |
| 2019 | 89 | 24 | None | None | $9,772 |
| 2018 | 95 | 29 | None | 18% | $10,436 |
| 2017 | 110 | 24 | 0% (0) | 20% | $13,555 |
| 2016 | 83 | 31 | None | 14% | $14,549 |
| 2015 | 88 | 23 | None | 25% | $13,507 |
| 2014 | 65 | 20 | None | 52% | $9,520 |
| 2013 | 102 | 26 | None | 42% | $9,551 |
Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.
See the drugs prescribed each year
2023: 2 drugs
| Estradiol | 29 | $2,673 | $92 |
| Estradiol (Twice Weekly) | 13 | $2,186 | $168 |
2022: 1 drug
| Estradiol | 40 | $3,943 | $99 |
2021: 2 drugs
| Estradiol | 33 | $3,709 | $112 |
| Progesterone | 12 | $658 | $55 |
2020: 1 drug
| Estradiol | 42 | $7,069 | $168 |
2019: 3 drugs
| Estradiol | 32 | $5,823 | $182 |
| Fluoxetine | 19 | $75 | $4 |
| Megestrol Acetate | 12 | $71 | $6 |
2018: 2 drugs
| Estradiol | 32 | $3,653 | $114 |
| Fluoxetine | 14 | $51 | $4 |
2017: 4 drugs
| Estrace | 26 | $7,481 | $288 |
| Vivelle-Dot | 13 | $1,612 | $124 |
| Estradiol | 30 | $1,062 | $35 |
| Progesterone | 11 | $519 | $47 |
2016: 2 drugs
| Estrace | 35 | $9,897 | $283 |
| Fluoxetine | 11 | $19 | $2 |
2015: 3 drugs
| Estrace | 25 | $6,099 | $244 |
| Premarin | 13 | $3,224 | $248 |
| Fluoxetine | 13 | $102 | $8 |
2014: 3 drugs
| Premarin | 14 | $3,017 | $215 |
| Estrace | 14 | $2,245 | $160 |
| Estradiol | 11 | $1,305 | $119 |
2013: 3 drugs
| Premarin | 14 | $2,539 | $181 |
| Evista | 11 | $1,993 | $181 |
| Estradiol | 19 | $1,061 | $56 |
Money from drug and device companies
$379 in 2025
| 2025 | 3 | 4 | None | $379 |
| 2024 | 1 | 1 | None | $18 |
| 2022 | 1 | 1 | None | $48 |
Paid work is consulting, speaking, honoraria and royalties, as opposed to meals and travel.
A payment is not proof that care is biased.
| Octapharma USA | Balfaxar | $196 | 1 payment
|
| Hologic Sales and Service | Acessa Provu System | $180 | 2 payments
|
| Organon | None | $4 | 1 payment
|
See all 4 published payments
| Organon | Meals · 2025-09-25 | None | $4 |
| Octapharma USA | Meals · 2025-04-09 | Balfaxar | $196 |
| Hologic Sales and Service | Meals · 2025-03-06 | Acessa Provu System | $126 |
| Hologic Sales and Service | Meals · 2025-03-06 | Fluent Fluid Management System | $54 |
See earlier years (2024, 2022)
2024: $18
| Hologic Sales and Service | Acessa Provu System | $18 | 1 payment
|
2022: $48
| Ethicon US | Surgicel Nu-Knit | $48 | 1 payment
|
Professional record
- NPI
- 1497814834
- Licence
- CA A78991California A78991: Current · expires 2027-12-31
- Trained
- Northwestern University Feinberg Medical School, 1998
- Gender
- Female
More record details
- Sole proprietor
- No
- Taxonomy
- Federal specialty code 207V00000X (207V00000X)
- Mailing address
- 2350 W. El Camino Real, 2nd Floor, Mountain View, CA, 94040
- NPI first listed
- 2006-12-08
- NPI last updated
- 2016-03-31
This is when the NPI record was last certified, not a medical board exam.