NPPES file of Aug 9, 2026

Ernesto Estor, MD

Family Medicine Physician · Chicago, IL

Ernesto Estor, MD is a family medicine physician with a practice address in Chicago, Illinois, and NPI 1003028143, issued on May 3, 2007. Check the license (Illinois 036120810, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003028143
Name
Ernesto Estor
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
036120810 IL
51956-020 WI
Self-reported in NPPES; status is on the state search
Practice location
3525 W Peterson Ave, Chicago, IL 60659
Phone
(773) 293-6671
Enumerated
May 3, 2007
Record last updated
Aug 27, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(773) 961-8102
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3525 W Peterson Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Frank Di Maria, DOInternal Medicine Physician1518950013
  2. Shauna Gilman, M.A., L.C.S.W.Clinical Social Worker1679603138
  3. Janet Kuhn, D.D.S.General Practice Dentistry1063442556
  4. Debra Pentangelo, LCSWClinical Social Worker1528309747
  5. Razvan Rentea, MDFamily Medicine Physician1215061239
  6. Heather Schulien, L.C.S.W.Clinical Social Worker1295909133

Verify Ernesto Estor in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036120810
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other family medicine physician records in Illinois

  1. Jon Aagaard, MDWheaton, IL1750496923
  2. Napoleon Abando, MDWoodstock, IL1003972753
  3. Nikka Abaricia, MDChicago, IL1790366342
  4. Mohemmed AbbasChicago, IL1609612522
  5. Muhammad AbbasAlton, IL1588341556
  6. Syed AbbasWest Dundee, IL1972733103
  7. Stefanie AbbottMaywood, IL1861137457
  8. Roann Abdeladl, MDEvanston, IL1437087103
  9. Ahmed Abdelkader, MDChicago, IL1659104230
  10. Guy Abderholden, MDAntioch, IL1902899792

Common questions

What is Ernesto Estor, MD's NPI number?

Ernesto Estor, MD's National Provider Identifier (NPI) is 1003028143, issued on May 3, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Ernesto Estor, MD located?

The NPPES record lists a practice address at 3525 W Peterson Ave, Chicago, IL, 60659. Phone: (773) 293-6671. Providers update this record themselves, so call before visiting.

How can I verify Ernesto Estor, MD's license?

NPPES lists Illinois license number 036120810, 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. 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.