Registry data as of Aug 27, 2026

Thordur Agustsson, MD

Internal Medicine Physician · Rockford, IL

Thordur Agustsson, MD is an internal medicine physician with a practice address in Rockford, Illinois, and NPI 1790895977, issued on Aug 30, 2006. Check the license (Illinois 036-071878, 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1790895977
Name
Thordur Agustsson
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
036-071878 IL
Self-reported in NPPES; status is on the state search
Practice location
5970 Churchview Dr, Rockford, IL 61107
Phone
(815) 971-2000
Enumerated
Aug 30, 2006
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 5970 Churchview Dr

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

  1. Matilda Abu-Saba, MDStudent in an Organized Health Care Education/Training Program1760020739
  2. Lisa AhlbergOccupational Therapist1962375899
  3. Waqas Ahmad, MDStudent in an Organized Health Care Education/Training Program1316300247
  4. Naveed AhmedStudent in an Organized Health Care Education/Training Program1346090339
  5. Sanaiya Ahmed, MDStudent in an Organized Health Care Education/Training Program1285574558
  6. Sultan AhmedInternal Medicine Physician1841993854

Verify Thordur Agustsson 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 036-071878
    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.

101 internal medicine physician records list a Rockford practice address

They are 101 of the 3,893 NPPES records with a Rockford practice address, and 8,522 internal medicine physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other internal medicine physician records in Illinois

  1. Peter Abadeer, D.O.Bloomington, IL1760469522
  2. Pamela Abadi, D.O.Winfield, IL1588820179
  3. Motaz Abas, MDPeoria, IL1215510201
  4. Elias Abate, M.D.Chicago, IL1336712199
  5. Maliha Abbas, D.O.Chicago, IL1174963920
  6. Zareena Abbas, MDChicago, IL1427078872
  7. Abu Abbasi, MDChicago, IL1083243877
  8. Ayesha Abbasi, MDChicago, IL1376216705
  9. Khalda Abbasi, MDNaperville, IL1487705240
  10. Misha Abbasi, MDChicago, IL1770111635

Common questions

What is Thordur Agustsson, MD's NPI number?

Thordur Agustsson, MD's National Provider Identifier (NPI) is 1790895977, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thordur Agustsson, MD located?

The NPPES record lists a practice address at 5970 Churchview Dr, Rockford, IL, 61107. Phone: (815) 971-2000. Providers update this record themselves, so call before visiting.

How can I verify Thordur Agustsson, MD's license?

NPPES lists Illinois license number 036-071878, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.