Physician Profile
William Greenfield, MD practices gynecology in Little Rock, AR. William is a 1999 graduate of Meharry Medical College School of Medicine. William is also listed as specializing in obstetrics. Medicare claims data shows William provided 5,475 services to 103 patients. The services billed most often include injection, medroxyprogesterone acetate, 1 mg, injection of drug or substance under skin or into muscle, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
4301 W MARKHAM ST # 783
Little Rock, AR 72205
Within Gynecology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Cervical health
Dermatology
Fertility
Hormonal
Hormonal health
Infection
Infections
Menstrual disorders
Menstrual health
Oncology
Pelvic floor
Pelvic health
Pelvic pain
Pregnancy & postpartum
Sexual health
STDs
Uterine health
Vaginal health
Vulvar health
Most searched procedures
Cervical procedures
Contraception
Cosmetic & reconstructive
Cosmetic surgery
Diagnostic imaging
Diagnostic procedures
Fertility
Fertility & surgical
Hormonal
Hormone therapy
In-office procedure
In-office procedures
Laser therapy
Minimally invasive
Pain management
Pelvic floor
Pelvic floor surgery
Postpartum care
Pregnancy care
Preventive care
Reproductive health
Sexual wellness
Surgery
Surgical
Urogynecology
5,475 services · 103 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
36 | More often than most peers in Gynecology |
| Injection, medroxyprogesterone acetate, 1 mg | Drug given | J1050 |
5,400 | |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
20 | |
| Urine pregnancy test | Lab test | 81025 |
19 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Greenfield is a gynecology in Little Rock, AR. That is the designation recorded for this NPI in the federal registry.
NPI registry
Dr. Greenfield is listed at 4301 W Markham St # 783, Little Rock, AR 72205. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (501) 686-8000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Greenfield's National Provider Identifier is 1124118617. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Greenfield attended Meharry Medical College School of Medicine, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
Dr. Greenfield has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Greenfield provides treatments such as injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Greenfield. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.