Denise M. Ricker, MD
NPI 1427155118ActiveIndividual· Internal Medicine, Nephrology· Berkeley, CA
Internal Medicine, Nephrology (MD) in Berkeley, California, trained at Ohio State University College of Medicine (class of 1985). Their prescriptions cost Medicare Part D more than their services did: $162,767 for 971 claims, against $106,875 paid for services in 2024.
Overview
| NPI | 1427155118 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 17, 2006 |
| Last updated in NPPES | Jul 9, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | G62963 | 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 - Nephrology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 86 |
|---|---|
| Services billed | 468 across 14 procedure codes |
| Paid by Medicare | $106,875 |
Part D prescriptions in 2024
| Prescriptions (claims) | 971 · 1,710 30-day fills |
|---|---|
| Patients | 74 |
| Total drug cost | $162,767 |
| Generic share | 76% of claims |
Education and affiliations
| Medical school | Ohio State University College of Medicine |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- East Bay Nephrology Medical Group IncSan Pablo, CA · 31 clinicians
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 25 nephrologists in Berkeley · All nephrologists in California