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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. WILLIAM WINTER MD
NPI 1255081303
Obstetrics & Gynecology in Maywood, IL

Active since March 23, 2022PECOS Enrolled
2160 S 1ST AVE, MAYWOOD, IL 60153(708) 216-4533 Get Directions Write a Review

NPPES record last updated: July 23, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Jul 23, 2026, Jun 10, 2022 (2 updates tracked since 2022).

About Dr. William Winter Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM WINTER MD (NPI 1255081303) is an individual obstetrics & gynecology provider in Maywood, Illinois, licensed in Illinois (036180537) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1255081303
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameDR. WILLIAM WINTERCredential: MD
Location Address2160 S 1ST AVEMaywood, IL 60153-3328
Mailing Address2160 S 1st AveMaywood, IL 60153-3328 · (616) 403-1254
Phone(708) 216-4533
Sole ProprietorNo
Enumeration DateMarch 23, 2022
Last NPPES UpdateJuly 23, 20262 updates tracked since enumeration
NPPES CertifiedJuly 23, 2026
✔ NPI 1255081303 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in IL · 036180537
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
2160 S 1ST AVE, Maywood, IL 60153
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. William Winter Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60153 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ANITA OZA NAGAMINE M.D.
Radiology (Diagnostic Radiology)
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (708) 216-9000
DR. BRYCE ANDREW PASCHOLD D.P.M.
Podiatrist (Foot & Ankle Surgery)
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (708) 216-4254
DR. ANTONIO HERNANDO IGLESIAS M.D.
Psychiatry & Neurology (Neurology)
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (708) 216-9000
IAN CHARLES MCCOMB
Oral & Maxillofacial Surgery
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (708) 216-9000
JAMES WU D.O.
Psychiatry & Neurology (Psychiatry)
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (708) 216-9000
PAIGE T SONG MD
Student in an Organized Health Care Education/Training Program
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (888) 584-7888
ELIZABETH CHO
Orthopaedic Surgery
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (708) 216-1274
DR. CATHRYN T SAWALSKI DO, MBA
Internal Medicine
2160 S 1ST AVE
MAYWOOD, IL 60153
Cook County (888) 584-7888

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Winter's NPI number?

The NPI number for William Winter is 1255081303. It was assigned to this individual provider in the NPPES registry on March 23, 2022.

Where is William Winter located?

William Winter practices at 2160 S 1st Ave, Maywood, IL 60153. The listed phone number is (708) 216-4533.

What is William Winter's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is William Winter enrolled in Medicare?

Yes. William Winter is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Winter was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 33 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.