Timothy Nieh, DO
NPI 1003375866ActiveIndividual· Family Medicine· Mountain View, CA
Family Medicine (DO) in Mountain View, California, trained at Touro Un College of Osteopathic Medicine, Vallejo (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $123,954 for 1,419 claims, against $46,003 paid for services in 2024.
Overview
| NPI | 1003375866 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Mar 19, 2019 |
| Last updated in NPPES | Aug 29, 2022 |
| Certified by provider | Aug 29, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 20A19968 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 230 |
|---|---|
| Services billed | 516 across 32 procedure codes |
| Paid by Medicare | $46,003 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,419 · 3,465 30-day fills |
|---|---|
| Patients | 203 |
| Total drug cost | $123,954 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Touro Un College of Osteopathic Medicine, Vallejo |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
Other facilities
- Sutter Care at HomeHome health agency · Saratoga, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 69 family medicine physicians in Mountain View · All family medicine physicians in California