Mary Ann Harmon, APRN
NPI 1477044824ActiveIndividual· Nurse Practitioner· North Haven, CT
Nurse Practitioner (APRN) with Yale University, practicing in North Haven, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $11,935 for 119 claims, against $6,435 paid for services in 2024. Lists Lawrence & Memorial Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1477044824 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN |
| Sole proprietor | No |
| NPI issued | May 22, 2018 |
| Last updated in NPPES | May 22, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | 7265 | CT |
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 - Nurse Practitioner (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 46 |
|---|---|
| Services billed | 55 across 3 procedure codes |
| Paid by Medicare | $6,435 |
Part D prescriptions in 2024
| Prescriptions (claims) | 119 · 165 30-day fills |
|---|---|
| Patients | 35 |
| Total drug cost | $11,935 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Yale UniversityNew Haven, CT · 2,645 clinicians
Hospital affiliations
- Lawrence & Memorial HospitalNew London, CT
- Yale-New Haven HospitalNew Haven, CT
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Nurse Practitioner providers in North Haven
- 1760664403
- 1659993798
- 1326780099
- 1871229237
- 1730864729
- 1316291396
- 1013668409
- 1093887994
- 1194581702
- 1649056839
- 1861123804