Gregory Lucien Simpson, M.D.
NPI 1740488238ActiveIndividual· Dermatology· Fresno, CA
Dermatology (M.D.) in Fresno, California, trained at University of Tennessee, Hsc, College of Medicine (class of 2006). Their prescriptions cost Medicare Part D more than their services did: $2,917,332 for 1,481 claims, against $125,919 paid for services in 2024. Laborie Medical Technologies Corp. was the largest of 3 companies reporting payments in 2025, $96.10 in all, mostly food and beverage.
Overview
| NPI | 1740488238 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 5, 2007 |
| Last updated in NPPES | Aug 11, 2025 |
| Certified by provider | Aug 11, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | A112941 | 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 - Dermatology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 563 |
|---|---|
| Services billed | 2,758 across 38 procedure codes |
| Paid by Medicare | $125,919 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,481 · 1,851 30-day fills |
|---|---|
| Patients | 383 |
| Total drug cost | $2,917,332 |
| Generic share | 69% of claims |
Education and affiliations
| Medical school | University of Tennessee, Hsc, College of Medicine |
|---|---|
| Graduation year | 2006 |
| Medicare specialty | Dermatology |
| Secondary specialties | Internal Medicine |
Medical groups
- Central California Faculty Medical Group IncFresno, CA · 265 clinicians
- Family Healthcare NetworkExeter, CA · 93 clinicians
Hospital affiliation
- Community Regional Medical CenterFresno, CA
Industry payments (Open Payments)
- 2025$96.10 · 4 payments from 3 companies
- 2024$105.27 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Laborie Medical Technologies Corp. | $46.00 | 1 |
| Amgen Inc. | $35.11 | 2 |
| Arcutis Biotherapeutics, Inc. | $14.99 | 1 |
What the 2025 payments were for
- Food and Beverage$96.10 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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