Registry data as of Aug 27, 2026

Thomas Largen, M.D.

Family Medicine Physician · Hamburg, IA

Thomas Largen, M.D. is a family medicine physician with a practice address in Hamburg, Iowa, and NPI 1174595714, issued on Feb 7, 2006. Check the license (Iowa 17594, as entered in NPPES) on the Iowa Board of Medicine; 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
1174595714
Name
Thomas Largen
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
17594 IA
Self-reported in NPPES; status is on the state search
Practice location
1219 Main St, Hamburg, IA 51640
Phone
(712) 382-2626
Enumerated
Feb 7, 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 1219 Main St

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

  1. Tara Goodman, ARNPPediatric Nurse Practitioner1003102187
  2. Paulina Gossman, ARNPNurse Practitioner1962180224
  3. Shelbie Graham, DNP-ARNPRegistered Nurse1225872914
  4. Michael Ourada, MDFamily Medicine Physician1427164789
  5. David Owen, A.R.N.P.Family Nurse Practitioner1891768024
  6. Alisha Thompson, ARNPNurse Practitioner1710559083

Verify Thomas Largen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license 17594
    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 Iowa 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.

3 family medicine physician records list a Hamburg practice address

They are 3 of the 20 NPPES records with a Hamburg practice address, and 2,300 family medicine physician records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other family medicine physician records in Iowa

  1. Jennifer Aanestad, M.D.Durant, IA1386649341
  2. Amjad Abdelhady, MDSioux City, IA1033966700
  3. Afsana Abdullah, D.O.Bettendorf, IA1760583066
  4. Raja Ali Abdullah, MDCedar Falls, IA1356101000
  5. Laura Abels, DOAnkeny, IA1427313527
  6. Matthew AbendrothDes Moines, IA1972918894
  7. Mabra Abernathy, M.D.Coralville, IA1316922545
  8. Jennifer Abler, D.O.Altoona, IA1528159068
  9. Michael Abouassaly, M.D.West Burlington, IA1184790909
  10. Nesrin Abu Ata, M.D.Sioux City, IA1528297660

Common questions

What is Thomas Largen, M.D.'s NPI number?

Thomas Largen, M.D.'s National Provider Identifier (NPI) is 1174595714, issued on Feb 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Largen, M.D. located?

The NPPES record lists a practice address at 1219 Main St, Hamburg, IA, 51640. Phone: (712) 382-2626. Providers update this record themselves, so call before visiting.

How can I verify Thomas Largen, M.D.'s license?

NPPES lists Iowa license number 17594, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. 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.