NPPES file of Aug 9, 2026

Shahid A. Ansari, M.D.

Surgery Physician · Chicago, IL

Shahid A. Ansari, M.D. is a surgery physician with a practice address in Chicago, Illinois, and NPI 1558452474, issued on Sep 27, 2006. Check the license (Illinois 36-49188, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1558452474
Name
Shahid A. Ansari
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
36-49188 IL
Self-reported in NPPES; status is on the state search
Practice location
500 East 51St Street, Chicago, IL 60615
Phone
(312) 572-2664
Enumerated
Sep 27, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(312) 572-2681
Medicare enrollment
Enrolled (PECOS I20110228000124); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest surgery physician records → All 1,520 in Illinois → Look up another NPI →

Also registered at 500 East 51St Street

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

  1. Dana Beatty, CNM CERTIFIED NURSEAdvanced Practice Midwife1326135666
  2. Reneau Diallo, CNM APNAdvanced Practice Midwife1578657862
  3. Judith Schlaeger, CNMMidwife1609960996
  4. Jonnelle Sweetner, M.D.Internal Medicine Physician1598776049

Verify Shahid A. Ansari 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 36-49188    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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Bills Medicare through one group practice

  1. Mbs Imaging LLCLombard, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Shahid A. Ansari among 1,520 surgery physician records in Illinois

Shahid A. Ansari, M.D. is one of 1,520 surgery physician records with a practice address in Illinois. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 64% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated1967 · median 2004 among the 650 with a school on file
  • Record last updated2007 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in Illinois

There are 1,520 surgery physician records in Illinois.

All 1,520 in Illinois → Every provider in Chicago → Surgery Physician nationwide →

The 8 surgery physician records with the nearest ZIP codes

  1. Hannah CarrChicago, IL 606151851093553
  2. Clifford Crawford, M.D.Chicago, IL 606151215951116
  3. Thomas Komar, M.D.Chicago, IL 606151093815458
  4. Juanito Bartolome, MDChicago, IL 606161548246564
  5. Samson Chan, MDChicago, IL 606161801168224
  6. Asha Chhablani, M.D.Chicago, IL 606161366539264
  7. Jaafar Hussein, MDChicago, IL 606141801902960
  8. Robroy MaciverChicago, IL 606141467580589

Common questions

What is Shahid A. Ansari, M.D.'s NPI number?

Shahid A. Ansari, M.D.'s National Provider Identifier (NPI) is 1558452474, issued on Sep 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Shahid A. Ansari, M.D. located?

The NPPES record lists a practice address at 500 East 51St Street, Chicago, IL, 60615. Phone: (312) 572-2664. Providers update this record themselves, so call before visiting.

How can I verify Shahid A. Ansari, M.D.'s license?

NPPES lists Illinois license number 36-49188, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.