Heather Lynn Marks, MD
NPI 1568481398ActiveIndividual· Internal Medicine· Manchester, NH
Internal Medicine (MD) in Manchester, New Hampshire, trained at University of Massachusetts Medical School (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $321,788 for 4,357 claims, against $32,739 paid for services in 2024. Astrazeneca Pharmaceuticals LP reported $19.57 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1568481398 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 19, 2006 |
| Last updated in NPPES | Jan 12, 2026 |
| Certified by provider | Jan 12, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 12310 | NH |
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 (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 239 |
|---|---|
| Services billed | 686 across 13 procedure codes |
| Paid by Medicare | $32,739 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,357 · 10,559 30-day fills |
|---|---|
| Patients | 373 |
| Total drug cost | $321,788 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Massachusetts Medical School |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Mary Hitchcock Memorial HospitalManchester, NH · 1,280 clinicians
Hospital affiliations
- Elliot HospitalManchester, NH
- Mary Hitchcock Memorial HospitalLebanon, NH
Other facilities
- Amedisys Home HealthHome health agency · Portsmouth, NH
- Granite Vna, IncHome health agency · Concord, NH
- Home Health & Hospice CareHome health agency · Merrimack, NH
- Vna Home Health and Hospice Services, IncHome health agency · Manchester, NH
Industry payments (Open Payments)
- 2024$19.57 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $19.57 | 1 |
What the 2024 payments were for
- Food and Beverage$19.57 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 116 internal medicine physicians in Manchester · All internal medicine physicians in New Hampshire