Aleda A. Longwell, MD
NPI 1093960643ActiveIndividual· Dermatology· Danville, CA
Dermatology (MD) in Danville, California, trained at University of Rochester School of Medicine and Dentistry (class of 1999). 97 Medicare patients in 2024, $26,898 paid; nearly all of their 72 Part D prescriptions were generic (99%). Galderma Laboratories, L.P. was the largest of 17 companies reporting payments in 2025, $1,831 in all, mostly food and beverage.
Overview
| NPI | 1093960643 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 24, 2008 |
| Last updated in NPPES | Jul 10, 2025 |
| Certified by provider | Jul 10, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | A86547 | CA |
| Dermatology, MOHS-Micrographic Surgery | 207ND0101X | A86547 | 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 - Dermatology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 97 |
|---|---|
| Services billed | 388 across 25 procedure codes |
| Paid by Medicare | $26,898 |
Part D prescriptions in 2024
| Prescriptions (claims) | 72 · 86 30-day fills |
|---|---|
| Patients | 32 |
| Total drug cost | $1,757 |
| Generic share | 99% of claims |
Education and affiliations
| Medical school | University of Rochester School of Medicine and Dentistry |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Dermatology |
Medical group
- Berman Skin Institute Medical Group IncWalnut Creek, CA · 22 clinicians
Industry payments (Open Payments)
- 2025$1,831 · 60 payments from 17 companies
- 2024$1,832 · 82 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Galderma Laboratories, L.P. | $284.19 | 7 |
| Genzyme Corporation | $283.82 | 6 |
| Abbvie Inc. | $244.53 | 6 |
| Janssen Biotech, Inc. | $243.19 | 9 |
| Sun Pharmaceutical Industries Inc. | $136.03 | 8 |
What the 2025 payments were for
- Food and Beverage$1,656 · 58 payments
- Education$174.98 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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