Heidi Hallonquist, MD
NPI 1477613388ActiveIndividual· Obstetrics & Gynecology· Concord, NH
Obstetrics & Gynecology (MD) in Concord, New Hampshire, trained at Geisel School of Medicine at Dartmouth (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $26,932 for 350 claims, against $13,596 paid for services in 2024. Organon LLC reported $6.68 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1477613388 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 11, 2006 |
| Last updated in NPPES | Jul 13, 2020 |
| Certified by provider | Jul 13, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | NH12702 | NH |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Obstetrics/Gynecology (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 120 |
|---|---|
| Services billed | 183 across 25 procedure codes |
| Paid by Medicare | $13,596 |
Part D prescriptions in 2024
| Prescriptions (claims) | 350 · 731 30-day fills |
|---|---|
| Patients | 101 |
| Total drug cost | $26,932 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | Geisel School of Medicine at Dartmouth |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Concord Hospital IncConcord, NH · 567 clinicians
Hospital affiliations
- Concord HospitalConcord, NH
- Concord Hospital- LaconiaLaconia, NH
Industry payments (Open Payments)
- 2025$6.68 · 1 payment from 1 company
- 2024$15.87 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Organon LLC | $6.68 | 1 |
What the 2025 payments were for
- Food and Beverage$6.68 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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