John Henry Affinito, MD
Family Medicine Physician · Chicago, IL
John Henry Affinito, MD is a family medicine physician with a practice address in Chicago, Illinois, and NPI 1316930191, issued on Aug 26, 2005. Check the license (Illinois 036103461, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- John Henry Affinito
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 036103461 IL
Self-reported in NPPES; status is on the state search - Practice location
- 7435 W Talcott Ave, Chicago, IL 60631
- Phone
- (773) 774-8000
- Enumerated
- Aug 26, 2005
- Record last updated
- Sep 15, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20050331001118); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 1994
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 7435 W Talcott Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Henry Affinito 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 036103461Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Prime Healthcare Illinois Medical Group LLCDes Plaines, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Henry Affinito among 6,215 family medicine physician records in Illinois
John Henry Affinito, MD 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1994 · median 2006 among the 3,714 with a school on file
- Record last updated2021 · 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 →
The 8 family medicine physician records with the nearest ZIP codes
- Tobia Barbato, MDChicago, IL 606311609862507
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- Matthew Brown, M.D.Chicago, IL 606311154324515
- Eleonora Kul-Lipski, MDChicago, IL 606311326093576
- Marzena Lipinska, MDChicago, IL 606311487657078
- Alan McCall, MDChicago, IL 606311336121920
- Pramod Patel, M.D.Chicago, IL 606311841298205
- Kokila Patel, M.D.Chicago, IL 606311801823240
Common questions
What is John Henry Affinito, MD's NPI number?
John Henry Affinito, MD's National Provider Identifier (NPI) is 1316930191, issued on Aug 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John Henry Affinito, MD located?
The NPPES record lists a practice address at 7435 W Talcott Ave, Chicago, IL, 60631. Phone: (773) 774-8000. Providers update this record themselves, so call before visiting.
How can I verify John Henry Affinito, MD's license?
NPPES lists Illinois license number 036103461, 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.
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.