Janakiraman Subramanian, MD
NPI 1366589343ActiveIndividual· Internal Medicine, Medical Oncology· Fairfax, VA
Internal Medicine, Medical Oncology (MD) with Inova Health Care Services, practicing in Fairfax, Virginia. Their prescriptions cost Medicare Part D more than their services did: $1,322,311 for 431 claims, against $44,316 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 9 companies reporting payments in 2025, $159,271 in all, mostly speaking and faculty fees. Lists Inova Alexandria Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1366589343 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 31, 2007 |
| Last updated in NPPES | Apr 15, 2022 |
| Certified by provider | Apr 15, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 0101273491 | VA |
| Internal Medicine, Hematology | 207RH0000X | 0101273491 | VA |
| Internal Medicine, Medical Oncology | 207RX0202X | 2006018428 | MO |
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 - Medical Oncology (DC); Practitioner - Medical Oncology (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 105 |
|---|---|
| Services billed | 450 across 9 procedure codes |
| Paid by Medicare | $44,316 |
Part D prescriptions in 2024
| Prescriptions (claims) | 431 · 472 30-day fills |
|---|---|
| Patients | 60 |
| Total drug cost | $1,322,311 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Medical Oncology |
| Secondary specialties | Hematology |
| Telehealth | Offers telehealth |
Medical group
- Inova Health Care ServicesAlexandria, VA · 1,817 clinicians
Hospital affiliations
- Inova Alexandria HospitalAlexandria, VA
- Inova Fair Oaks HospitalFairfax, VA
- Inova Fairfax HospitalFalls Church, VA
- Inova Loudoun HospitalLeesburg, VA
- Inova Mount Vernon HospitalAlexandria, VA
Other facilities
- Alternate Solutions Home Health-FairfaxHome health agency · Fairfax, VA
- Five Star Home Health CareHome health agency · Chantilly, VA
Industry payments (Open Payments)
- 2025$159,271 · 97 payments from 9 companies
- 2024$126,318 · 114 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $73,655 | 38 |
| Astrazeneca Pharmaceuticals LP | $35,314 | 21 |
| Janssen Biotech, Inc. | $17,765 | 15 |
| Daiichi Sankyo Inc. | $12,372 | 10 |
| Jazz Pharmaceuticals Inc. | $11,475 | 5 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$122,408 · 26 payments
- Travel and Lodging$21,430 · 46 payments
- Consulting Fee$13,974 · 9 payments
- Food and Beverage$1,460 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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