NPPES file of Aug 9, 2026

Gary L. Anderson, MD

Anesthesiology Physician · Rockford, IL

Gary L. Anderson, MD is an anesthesiology physician with a practice address in Rockford, Illinois, and NPI 1336100940, issued on Mar 31, 2006. Check the license 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
1336100940
Name
Gary L. Anderson
Credential
MD
Primary taxonomy
Anesthesiology Physician 207L00000X
Practice location
2400 N Rockton Ave, Rockford, IL 61103
Phone
(815) 971-5000
Enumerated
Mar 31, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
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.
Download card Updates feed

Also registered at 2400 N Rockton Ave

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

  1. Waleed Abbasi, M.D.Pediatrics Physician1487941969
  2. Mohammed Ilyas Ahmed Khan, M.D.,Hospice and Palliative Medicine (Internal Medicine) Physician1417198011
  3. Moamen Al Zoubi, MDInfectious Disease Physician1770902587
  4. Brian Aldred, MDEmergency Medicine Physician1609986884
  5. John Aregood III, MDHospitalist Physician1427168608
  6. Christine Assia, MDEmergency Medicine Physician1245340421

Verify Gary L. Anderson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

44 anesthesiology physician records list a practice address in Rockford

They are 44 of the 3,893 NPPES records with a practice address in Rockford, and 2,575 anesthesiology physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other anesthesiology physician records in Illinois

  1. Ossama Abdellatif, MDBerwyn, IL1760436786
  2. Akram Abdoue, M.D.Oak Lawn, IL1992752489
  3. Hassan Aboumerhi, M.D.Chicago, IL1336528637
  4. Jake Abramowicz, DOChicago, IL1235823782
  5. Antonio Abrego, MDChicago, IL1336236157
  6. Jose Abreu, M.D.Tinley Park, IL1538287388
  7. Max Ackerman, BSChicago, IL1083362644
  8. Sean Adams, M.D.Naperville, IL1598713661
  9. Simon Adanin, D.O.Chicago, IL1922241124
  10. Timothy Ade, MDUrbana, IL1043552672

Common questions

What is Gary L. Anderson, MD's NPI number?

Gary L. Anderson, MD's National Provider Identifier (NPI) is 1336100940, issued on Mar 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gary L. Anderson, MD located?

The NPPES record lists a practice address at 2400 N Rockton Ave, Rockford, IL, 61103. Phone: (815) 971-5000. Providers update this record themselves, so call before visiting.

How can I verify Gary L. Anderson, MD's license?

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.