James Karkos, MD
Dermatology Physician · Mason City, IA
James Karkos, MD is a dermatology physician with a practice address in Mason City, Iowa, and NPI 1659475382, issued on Sep 12, 2006. Check the license (Iowa 24825, as entered in NPPES) on the Iowa Board of Medicine; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- James Karkos
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 24825 IA
Self-reported in NPPES; status is on the state search - Practice location
- 1421 4TH St SW, Mason City, IA 50401
- Phone
- (641) 428-2080
- Enumerated
- Sep 12, 2006
- Entity
- Type 1 · individual
Also registered at 1421 4TH St SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Heather Lamb, PA-CPhysician Assistant1174510838
- Kimberly Larson, ARNPFamily Medicine Physician1689680183
- Yen Chen Liu, MDDermatology Physician1316269160
- Carrissa Riggs, PAPhysician Assistant1750913406
- Laura Thorson, PAPhysician Assistant1801459730
- Claire Williams, PAStudent in an Organized Health Care Education/Training Program1629719737
Verify James Karkos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license 24825Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Dermatology Physician providers in Iowa
There are 90 dermatology physician records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other dermatology physician records in Iowa
- Roshan AbidIowa City, IA1548898745
- Richard Ameln, M.D.Ottumwa, IA1225004799
- Vincent Angeloni, M.D.Clive, IA1689671745
- Mirza Baig, M.D.Des Moines, IA1750332284
- Robert Barry, M.D.Cedar Rapids, IA1629051297
- Jared Blad, MDIowa City, IA1699469635
- Carey Bligard, MDFort Dodge, IA1790756260
- Emily Boes, D.O.Cedar Rapids, IA1417307497
- John Bovenmyer, M.D.Davenport, IA1396803375
- David Boysen, M.D.Coralville, IA1972687911
Common questions
What is James Karkos, MD's NPI number?
James Karkos, MD's National Provider Identifier (NPI) is 1659475382, issued on Sep 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is James Karkos, MD located?
The NPPES record lists a practice address at 1421 4TH St SW, Mason City, IA, 50401. Phone: (641) 428-2080. Providers update this record themselves, so call before visiting.
How can I verify James Karkos, MD's license?
NPPES lists Iowa license number 24825, 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.