Hilamber Subba, MD
NPI 1659504751ActiveIndividual· Internal Medicine, Pulmonary Disease· South Portland, ME
Internal Medicine, Pulmonary Disease (MD) with Mainehealth and 1 other group, practicing in South Portland, Maine. Their prescriptions cost Medicare Part D more than their services did: $17,540,487 for 2,610 claims, against $60,173 paid for services in 2024. United Therapeutics Corporation reported $91.28 in payments in 2025, mostly food and beverage. Lists Maine General Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1659504751 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 24, 2009 |
| Last updated in NPPES | Jan 22, 2025 |
| Certified by provider | Jan 22, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | MD19242 | ME |
| Internal Medicine | 207R00000X | MD19242 | ME |
| Hospitalist | 208M00000X | MD19242 | ME |
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 - Internal Medicine (ME) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 349 |
|---|---|
| Services billed | 759 across 38 procedure codes |
| Paid by Medicare | $60,173 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,610 · 3,628 30-day fills |
|---|---|
| Patients | 287 |
| Total drug cost | $17,540,487 |
| Generic share | 45% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Pulmonary Disease |
| Telehealth | Offers telehealth |
Medical groups
- MainehealthPortland, ME · 2,633 clinicians
- Chest Medicine Associates PASouth Portland, ME · 30 clinicians
Hospital affiliations
- Maine General Medical CenterAugusta, ME
- Mainehealth Maine Medical CenterPortland, ME
- Mainehealth Mid Coast HospitalBrunswick, ME
- Mainehealth Stephens HospitalNorway, ME
- Northern Light Mercy HospitalPortland, ME
Industry payments (Open Payments)
- 2025$91.28 · 1 payment from 1 company
- 2024$261.81 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| United Therapeutics Corporation | $91.28 | 1 |
What the 2025 payments were for
- Food and Beverage$91.28 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 pulmonologists in South Portland · All pulmonologists in Maine