Meena Mohan Rijhwani, M.D.
NPI 1316952799ActiveIndividual· Internal Medicine· Walnut Creek, CA
Internal Medicine (M.D.) with John Muir Physician Network, practicing in Walnut Creek, California. Their prescriptions cost Medicare Part D more than their services did: $279,030 for 4,312 claims, against $50,178 paid for services in 2024. Biogen, Inc. was the largest of 3 companies reporting payments in 2025, $95.70 in all, mostly food and beverage. Lists John Muir Medical Center - Concord Campus and 1 other hospital as hospital affiliations.
Overview
| NPI | 1316952799 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 31, 2006 |
| Last updated in NPPES | May 27, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A052651 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 237 |
|---|---|
| Services billed | 1,042 across 31 procedure codes |
| Paid by Medicare | $50,178 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,312 · 10,711 30-day fills |
|---|---|
| Patients | 402 |
| Total drug cost | $279,030 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 1988 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- John Muir Physician NetworkPleasant Hill, CA · 494 clinicians
Hospital affiliations
- John Muir Medical Center - Concord CampusConcord, CA
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA
Other facilities
- John Muir Home Health ServicesHome health agency · Concord, CA
Industry payments (Open Payments)
- 2025$95.70 · 4 payments from 3 companies
- 2024$43.64 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biogen, Inc. | $48.74 | 2 |
| Pfizer Inc. | $28.48 | 1 |
| Lilly USA, LLC | $18.48 | 1 |
What the 2025 payments were for
- Food and Beverage$95.70 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 204 internal medicine physicians in Walnut Creek · All internal medicine physicians in California