NPPES file of Aug 9, 2026

Alan M. Wilson, MD

Internal Medicine Physician · Chicago, IL

Alan M. Wilson, MD is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1487732384, issued on Nov 1, 2006. Check the license (Illinois 036.057492, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487732384
Name
Alan M. Wilson
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
036.057492 IL
G44366 CA
Self-reported in NPPES; status is on the state search
Practice location
6434 W North Ave, Chicago, IL 60707
Phone
(773) 836-3000
Enumerated
Nov 1, 2006
Record last updated
Jan 2, 2025
Medicaid ID
00G443660 CA
Medicare enrollment
Enrolled (PECOS I20040924000141); 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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Also registered at 6434 W North Ave

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

  1. Alma Buckner, M.D.Pediatrics Physician1760417166
  2. Diana Chicos, M.D.Internal Medicine Physician1932132230
  3. Bridget Haley, DOFamily Medicine Physician1104321272
  4. Carolyn Kalina, M.D.Internal Medicine Physician1386664845
  5. Aruna Kandula, M.D.Internal Medicine Physician1205818085
  6. Judy Law, M.D.Internal Medicine Physician1225042229

Verify Alan M. Wilson 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 036.057492
    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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2.5 times the Medicare Part D claims of the average internal medicine physician in 2024

7,795 Medicare Part D claims for 460 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 346 claims were for opioids.

  1. Alan Wilson7,795
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium579 claims
  2. Amlodipine Besylate336 claims
  3. Carvedilol255 claims
  4. Hydrocodone-Acetaminophen233 claims
  5. Metformin Hcl217 claims
  6. Gabapentin214 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.

Bills Medicare through one group practice

  1. Advocate Health And Hospitals CorporationBuffalo Grove, IL

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

Alan M. Wilson among 7,238 internal medicine physician records in Illinois

Alan M. Wilson, MD is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% 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 7% of them.

  • NPI issued2006 · 7% of these records are older, 61% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated1977 · median 2003 among the 3,580 with a school on file
  • Record last updated2025 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,867 internal medicine physician records list a practice address in Chicago

They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Amal Alkhalafawi, MDElmwood Park, IL 607071770561789
  2. Diana Chicos, M.D.Chicago, IL 607071932132230
  3. Beatriz Huertas Rivera, M.D.Chicago, IL 607071508841982
  4. Carolyn Kalina, M.D.Chicago, IL 607071386664845
  5. Aruna Kandula, M.D.Chicago, IL 607071205818085
  6. Judy Law, M.D.Chicago, IL 607071225042229
  7. Timothy Lyman, MDElmwood Park, IL 607071659302263
  8. Pankaj Patel, M.D.Chicago, IL 607071871503151

Common questions

What is Alan M. Wilson, MD's NPI number?

Alan M. Wilson, MD's National Provider Identifier (NPI) is 1487732384, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alan M. Wilson, MD located?

The NPPES record lists a practice address at 6434 W North Ave, Chicago, IL, 60707. Phone: (773) 836-3000. Providers update this record themselves, so call before visiting.

How can I verify Alan M. Wilson, MD's license?

NPPES lists Illinois license number 036.057492, 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 Alan M. Wilson, MD prescribe under Medicare Part D?

In 2024, Alan M. Wilson, MD had 7,795 Medicare Part D claims for 460 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.