Doctor profile · Federal record
Dr. William Greenfield, MD
Gynecology Physician (CMS: Obstetrics/Gynecology) · Obstetrics Physician · Little Rock, AR
- NPI 1124118617
- 27 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4301 W Markham St # 783
Little Rock, AR 722057101
(501) 686-8000
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- July 31, 2007
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207VG0400X — NUCC code
- State license (1)
- Arkansas #E-4083
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124118617. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
21
Distinct HCPCS
1
Medicare allowed
$1,715
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 21 | 15 | $82 |
In context: peer comparison
Among 3 peers in Little Rock Gynecology Physician, average services per provider: 206. This provider delivers 0.1× the peer median.Frequently asked questions
What is Dr. William Greenfield's medical specialty?
Dr. William Greenfield practices Gynecology Physician in Little Rock, AR.
Where does Dr. William Greenfield practice?
Dr. William Greenfield practices at 4301 W Markham St # 783, Little Rock, AR 722057101. Office phone: 5016868000.
What is Dr. William Greenfield's NPI?
Dr. William Greenfield's National Provider Identifier (NPI) is 1124118617, issued by NPPES.
Does Dr. William Greenfield accept Medicare assignment?
Dr. William Greenfield does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. William Greenfield commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.