Margaret J. Nachtigall, M.D.
Opted out of Medicare from August 2019 to August 2027. Obstetrics & Gynecology, Reproductive Endocrinology (M.D.) in New York, New York, trained at New York University School of Medicine (class of 1988). Part D covered 738 prescriptions written in 2024, 64% of them generic. Mayne Pharma Commercial LLC was the largest of 7 companies reporting payments in 2025, $382.90 in all, mostly food and beverage.
Overview
| NPI | 1023156627 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Feb 3, 2007 |
| Last updated in NPPES | Jan 4, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology, Reproductive Endocrinology Primary | 207VE0102X | 181181 | NY |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Aug 26, 2019 – Aug 26, 2027 |
| Can order and refer | Yes |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Part D prescriptions in 2024
| Prescriptions (claims) | 738 · 1,303 30-day fills |
|---|---|
| Patients | 123 |
| Total drug cost | $120,508 |
| Generic share | 64% of claims |
Education and affiliations
| Medical school | New York University School of Medicine |
|---|---|
| Graduation year | 1988 |
| Medicare specialty | Endocrinology |
| Secondary specialties | Obstetrics/Gynecology |
Hospital affiliation
- NYU Langone HospitalsNew York, NY
Industry payments (Open Payments)
- 2025$382.90 · 17 payments from 7 companies
- 2024$423.09 · 22 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mayne Pharma Commercial LLC | $108.99 | 4 |
| Millicent US Inc | $88.84 | 4 |
| Astellas Pharma US Inc | $53.53 | 3 |
| Novo Nordisk Inc | $52.29 | 2 |
| Ferring Pharmaceuticals Inc. | $33.32 | 2 |
What the 2025 payments were for
- Food and Beverage$382.90 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 153 Obstetrics & Gynecology, Reproductive Endocrinology providers in New York · All Obstetrics & Gynecology, Reproductive Endocrinology providers in New York