Leonardo Tjahjono, MD
NPI 1194285072ActiveIndividual· Dermatology· Greenbelt, MD
Dermatology (MD) in Greenbelt, Maryland, trained at Mayo Medical School (class of 2019). Their prescriptions cost Medicare Part D more than their services did: $476,084 for 517 claims, against $97,495 paid for services in 2024. Galderma Laboratories, L.P. was the largest of 25 companies reporting payments in 2025, $66,790 in all, mostly consulting fees.
Overview
| NPI | 1194285072 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 25, 2019 |
| Last updated in NPPES | Jun 25, 2025 |
| Certified by provider | Jun 25, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | MD600004150 | DC |
| Dermatology | 207N00000X | 0101277702 | VA |
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 (DC); Practitioner - Dermatology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 575 |
|---|---|
| Services billed | 1,589 across 42 procedure codes |
| Paid by Medicare | $97,495 |
Part D prescriptions in 2024
| Prescriptions (claims) | 517 · 562 30-day fills |
|---|---|
| Patients | 225 |
| Total drug cost | $476,084 |
| Generic share | 79% of claims |
Education and affiliations
| Medical school | Mayo Medical School |
|---|---|
| Graduation year | 2019 |
| Medicare specialty | Dermatology |
Medical group
- Medical Faculty Associates, IncWashington, DC · 672 clinicians
Hospital affiliation
- George Washington Univ HospitalWashington, DC
Industry payments (Open Payments)
- 2025$66,790 · 274 payments from 25 companies
- 2024$57,203 · 309 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Galderma Laboratories, L.P. | $25,351 | 33 |
| Incyte Corporation | $20,649 | 38 |
| Leo Pharma Inc. | $4,516 | 13 |
| Regeneron Healthcare Solutions, Inc. | $4,206 | 8 |
| Janssen Biotech, Inc. | $3,824 | 15 |
What the 2025 payments were for
- Consulting Fee$34,263 · 14 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$21,375 · 9 payments
- Food and Beverage$9,061 · 239 payments
- Travel and Lodging$2,082 · 11 payments
- Education$9.65 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Dermatology providers in Greenbelt
- 1992988042
- 1336748508
- 1346374766