Melda Isaac, MD
NPI 1053356667ActiveIndividual· Specialist· Washington, DC
Opted out of Medicare from April 2013 to April 2027. Specialist (MD) in Washington, District of Columbia, trained at Pennsylvania State University College of Medicine (class of 1991). Part D covered 251 prescriptions written in 2024, 93% of them generic. Merz North America, Inc. was the largest of 7 companies reporting payments in 2025, $487.03 in all, mostly food and beverage.
Overview
| NPI | 1053356667 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 18, 2006 |
| Last updated in NPPES | Jun 28, 2023 |
| Certified by provider | Apr 6, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Specialist Primary | 174400000X | MD30797 | DC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Apr 20, 2013 – Apr 20, 2027 |
| Can order and refer | Yes |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Part D prescriptions in 2024
| Prescriptions (claims) | 251 · 300 30-day fills |
|---|---|
| Patients | 97 |
| Total drug cost | $21,412 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Pennsylvania State University College of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | Dermatology |
Industry payments (Open Payments)
- 2025$487.03 · 11 payments from 7 companies
- 2024$653.73 · 16 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merz North America, Inc. | $191.28 | 4 |
| Abbvie Inc. | $168.83 | 2 |
| Genzyme Corporation | $31.02 | 1 |
| Incyte Corporation | $26.04 | 1 |
| Journey Medical Corporation | $24.16 | 1 |
What the 2025 payments were for
- Food and Beverage$339.53 · 10 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$147.50 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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