Abigail Thuet Chitwood, M.D.
NPI 1841647310ActiveIndividual· Obstetrics & Gynecology· Saint Louis, MO
Obstetrics & Gynecology (M.D.) in Saint Louis, Missouri, trained at Saint Louis University School of Medicine (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $13,859 for 313 claims, against $7,753 paid for services in 2024. Sage Therapeutics, LLC was the largest of 6 companies reporting payments in 2025, $145.89 in all, mostly food and beverage.
Overview
| NPI | 1841647310 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 15, 2016 |
| Last updated in NPPES | Feb 12, 2021 |
| Certified by provider | Feb 12, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 2020023552 | MO |
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 - Obstetrics/Gynecology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 80 |
|---|---|
| Services billed | 136 across 13 procedure codes |
| Paid by Medicare | $7,753 |
Part D prescriptions in 2024
| Prescriptions (claims) | 313 · 620 30-day fills |
|---|---|
| Patients | 94 |
| Total drug cost | $13,859 |
| Generic share | 95% of claims |
Education and affiliations
| Medical school | Saint Louis University School of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Physician Groups LcFarmington, MO · 521 clinicians
Hospital affiliations
- Missouri Baptist Medical CenterSaint Louis, MO
- St Lukes HospitalChesterfield, MO
Industry payments (Open Payments)
- 2025$145.89 · 7 payments from 6 companies
- 2024$243.27 · 12 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Sage Therapeutics, LLC | $45.00 | 2 |
| Organon LLC | $23.85 | 1 |
| Astellas Pharma US Inc | $21.79 | 1 |
| Exeltis, USA Inc. | $21.58 | 1 |
| Sumitomo Pharma America, Inc. | $19.30 | 1 |
What the 2025 payments were for
- Food and Beverage$145.89 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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