William Joseph Grimm, DO
NPI 1407841315ActiveIndividual· Internal Medicine· Palm Springs, CA
Internal Medicine (DO) in Palm Springs, California, licensed in CA, with an NPI issued in September 2005. Their prescriptions cost Medicare Part D more than their services did: $1,674,876 for 3,588 claims, against $541,357 paid for services in 2024. Gilead Sciences, Inc. was the largest of 2 companies reporting payments in 2025, $53.81 in all, mostly food and beverage. Lists Desert Regional Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1407841315 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Sep 16, 2005 |
| Last updated in NPPES | Jun 6, 2023 |
| Certified by provider | Jun 6, 2023 |
| Reactivated | Mar 29, 2006 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 20A6067 | 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 | 227 |
|---|---|
| Services billed | 14,625 across 65 procedure codes |
| Paid by Medicare | $541,357 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,588 · 7,862 30-day fills |
|---|---|
| Patients | 192 |
| Total drug cost | $1,674,876 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 1988 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Osteopathic Manipulative Medicine |
| Telehealth | Offers telehealth |
Hospital affiliations
- Desert Regional Medical CenterPalm Springs, CA
- Eisenhower Medical CenterRancho Mirage, CA
Other facilities
- Suncrest Home Health Services IncHome health agency · Chino, CA
Industry payments (Open Payments)
- 2025$53.81 · 2 payments from 2 companies
- 2024$152.33 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $27.01 | 1 |
| Viiv Healthcare Company | $26.80 | 1 |
What the 2025 payments were for
- Food and Beverage$53.81 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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