Gregory Brian Winstead, MD, MPH
Family Medicine Physician · Chicago, IL
Gregory Brian Winstead, MD, MPH is a family medicine physician with a practice address in Chicago, Illinois, and NPI 1134242159, issued on Apr 6, 2007. Check the license (Illinois 036115639, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Gregory Brian Winstead
- Credential
- MD, MPH
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 036115639 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1701 W Monterey Ave, Chicago, IL 60643
- Phone
- (773) 233-5850
- Enumerated
- Apr 6, 2007
- Record last updated
- Mar 19, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (773) 233-5853
- Medicare enrollment
- Enrolled (PECOS I20121002000115); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 1701 W Monterey Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Gregory Brian Winstead in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036115639Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average family medicine physician in 2024
90 Medicare Part D claims for 11 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 51% of claims.
Most prescribed
- Albuterol Sulfate Hfa15 claims
- Triumeq12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $305.19
10 payments; by number, the most common kind was food and beverage; the largest payer was ViiV Healthcare Company. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Howard Brown Health CenterChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Brian Winstead among 6,215 family medicine physician records in Illinois
Gregory Brian Winstead, MD, MPH is one of 6,215 family medicine physician records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 50% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2000 · median 2006 among the 3,714 with a school on file
- Record last updated2013 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,593 family medicine physician records list a practice address in Chicago
They are 1,593 of the 63,379 NPPES records with a practice address in Chicago, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in Chicago → Family Medicine Physician nationwide →
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Common questions
What is Gregory Brian Winstead, MD, MPH's NPI number?
Gregory Brian Winstead, MD, MPH's National Provider Identifier (NPI) is 1134242159, issued on Apr 6, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Brian Winstead, MD, MPH located?
The NPPES record lists a practice address at 1701 W Monterey Ave, Chicago, IL, 60643. Phone: (773) 233-5850. Providers update this record themselves, so call before visiting.
How can I verify Gregory Brian Winstead, MD, MPH's license?
NPPES lists Illinois license number 036115639, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory Brian Winstead, MD, MPH prescribe under Medicare Part D?
In 2024, Gregory Brian Winstead, MD, MPH had 90 Medicare Part D claims for 11 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.