Pedram Taher, M.D
Internal Medicine, Rheumatology (M.D) with Rossmoor Medical Associates Inc, practicing in Walnut Creek, California. Their prescriptions cost Medicare Part D more than their services did: $985,786 for 10,837 claims, against $263,666 paid for services in 2024. Otsuka America Pharmaceutical, Inc. was the largest of 17 companies reporting payments in 2025, $765.60 in all, mostly food and beverage. Lists John Muir Medical Center - Concord Campus and 1 other hospital as hospital affiliations.
Overview
| NPI | 1669625125 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Oct 28, 2008 |
| Last updated in NPPES | Dec 20, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | A105998 | CA |
| Internal Medicine | 207R00000X | A105998 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 521 |
|---|---|
| Services billed | 3,009 across 36 procedure codes |
| Paid by Medicare | $263,666 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,837 · 14,960 30-day fills |
|---|---|
| Patients | 630 |
| Total drug cost | $985,786 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Rheumatology |
| Telehealth | Offers telehealth |
Medical group
- Rossmoor Medical Associates IncWalnut Creek, CA · 5 clinicians
Hospital affiliations
- John Muir Medical Center - Concord CampusConcord, CA
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
Other facilities
- Comfort Assisting, IncHome health agency · Walnut Creek, CA
- Health Link Home Health AgencyHome health agency · San Francisco, CA
- John Muir Home Health ServicesHome health agency · Concord, CA
- One Health Home Care, IncHome health agency · Livermore, CA
- Prohealth Home Care, IncHome health agency · Stockton, CA
- Alameda Care HospiceHospice · Walnut Creek, CA
- Bristol Hospice - East BayHospice · Pleasanton, CA
- Walnut Creek Skilled Nursing & Rehabilitation CentNursing home · Walnut Creek, CA
Industry payments (Open Payments)
- 2025$765.60 · 31 payments from 17 companies
- 2024$834.45 · 38 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $137.71 | 6 |
| Aimmune Therapeutics, Inc. | $84.41 | 3 |
| Bayer Healthcare Pharmaceuticals Inc. | $69.04 | 3 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $64.95 | 3 |
| Ucb, Inc. | $58.39 | 2 |
What the 2025 payments were for
- Food and Beverage$765.60 · 31 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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