William Greenfield, MD
NPI 1124118617ActiveIndividual· Obstetrics & Gynecology, Gynecology· Little Rock, AR
Obstetrics & Gynecology, Gynecology (MD) in Little Rock, Arkansas, trained at Meharry Medical College School of Medicine (class of 1999). Mostly services rather than prescriptions: Medicare paid $3,468 for 62 patients in 2024, with only 42 Part D claims. Viiv Healthcare Company was the largest of 2 companies reporting payments in 2025, $79.58 in all, mostly food and beverage.
Overview
| NPI | 1124118617 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 13, 2006 |
| Last updated in NPPES | Jul 31, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology, Gynecology Primary | 207VG0400X | E-4083 | AR |
| Obstetrics & Gynecology, Obstetrics | 207VX0000X | E-4083 | AR |
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 - Obstetrics/Gynecology (AR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 62 |
|---|---|
| Services billed | 5,509 across 17 procedure codes |
| Paid by Medicare | $3,468 |
Part D prescriptions in 2024
| Prescriptions (claims) | 42 · 48 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $1,762 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Meharry Medical College School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Obstetrics/Gynecology |
Medical groups
- University of Arkansas for Medical SciencesLittle Rock, AR · 1,175 clinicians
- Arkansas Department of Health Payroll OfficeLittle Rock, AR · 30 clinicians
Hospital affiliation
- University of Arkansas Medical SciencesLittle Rock, AR
Industry payments (Open Payments)
- 2025$79.58 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Viiv Healthcare Company | $64.47 | 1 |
| Sanara Medtech Inc. | $15.11 | 1 |
What the 2025 payments were for
- Food and Beverage$79.58 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other gynecologists in Little Rock
- 1588754071
- 1669593638
- 1891738373
- 1912092248
- 1023026739
- 1083696256
- 1043386139
- 1255133856
- 1447232517
- 1447305461
- 1649587841
- 1871885079
All 18 gynecologists in Little Rock · All gynecologists in Arkansas