NPPES file of Aug 9, 2026

Gudjon Karlsson, MD

Interventional Cardiology Physician · Huntington, WV

Gudjon Karlsson, MD is an interventional cardiology physician with a practice address in Huntington, West Virginia, and NPI 1235558339, issued on Apr 16, 2014. Check the license (West Virginia 25239, as entered in NPPES) on the West Virginia Board of Medicine; 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
1235558339
Name
Gudjon Karlsson
Credential
MD
Primary taxonomy
Interventional Cardiology Physician 207RI0011X
License number
25239 WV
Self-reported in NPPES; status is on the state search
Practice location
5170 US Route 60, Huntington, WV 25705
Phone
(304) 528-4600
Enumerated
Apr 16, 2014
Record last updated
Apr 9, 2021 (not updated in 5 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.
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Also registered at 5170 US Route 60

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

  1. Teresa AmbrosePhysical Therapist1720141567
  2. Madison Anderson, MDPediatrics Physician1790246023
  3. Kelli Carr, AUDIOLOGISTAudiologist-Hearing Aid Fitter1932775533
  4. Ana Gonzalez Cadavid, M.D.Pediatrics Physician1235511098
  5. Ronald Haberman, MDClinical Cardiac Electrophysiology Physician1487602538
  6. Christine KessellFamily Nurse Practitioner1891170510

Verify Gudjon Karlsson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWest Virginia Board of Medicine
    Search for license 25239
    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 West Virginia license search

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27% fewer Medicare Part D claims than the average interventional cardiology physician in 2024

2,328 Medicare Part D claims for 529 beneficiaries, against an average of 3,179 among the 6,605 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Gudjon Karlsson2,328
  2. Specialty average3,179

Most prescribed

  1. Metoprolol Succinate329 claims
  2. Clopidogrel219 claims
  3. Rosuvastatin Calcium217 claims
  4. Atorvastatin Calcium178 claims
  5. Isosorbide Mononitrate Er165 claims
  6. Spironolactone96 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.

Industry payments in 2024: $146.68

12 payments; by number, the most common kind was food and beverage; the largest payer was CVRx, Inc. The 6,394 providers of this specialty with any payment received $7,062.29 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gudjon Karlsson$146.68
  2. Specialty average$7,062.29

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Gudjon Karlsson among 49 interventional cardiology physician records in West Virginia

Gudjon Karlsson, MD is one of 49 interventional cardiology physician records with a practice address in West Virginia. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 80% of them.

  • NPI issued2014 · 80% of these records are older, 16% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileNo · 78% of these records are
  • Record last updated2021 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0011X and a West Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Interventional Cardiology Physician providers in West Virginia

There are 49 interventional cardiology physician records in West Virginia.

The 8 interventional cardiology physician records with the nearest ZIP codes

  1. Mehrette Maru, MDHuntington, WV 257051427262765
  2. Daniel Snavely, MDHuntington, WV 257051972544047
  3. Daniel Vilchez Argotte, M.D.Huntington, WV 257051316329824
  4. Adee ElhamdaniHuntington, WV 257011003378290
  5. David Francke, MDHuntington, WV 257011164742573
  6. Melissa Lester, D.O.Huntington, WV 257011609974708
  7. Frank Rivas, M.D.Huntington, WV 257011588711089
  8. Melaku Demede, M.D.Beckley, WV 258011396935763

Common questions

What is Gudjon Karlsson, MD's NPI number?

Gudjon Karlsson, MD's National Provider Identifier (NPI) is 1235558339, issued on Apr 16, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Gudjon Karlsson, MD located?

The NPPES record lists a practice address at 5170 US Route 60, Huntington, WV, 25705. Phone: (304) 528-4600. Providers update this record themselves, so call before visiting.

How can I verify Gudjon Karlsson, MD's license?

NPPES lists West Virginia license number 25239, as entered by the provider. Search the West Virginia Board of Medicine at https://wvbom.wv.gov/public/search/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Gudjon Karlsson, MD prescribe under Medicare Part D?

In 2024, Gudjon Karlsson, MD had 2,328 Medicare Part D claims for 529 beneficiaries; the average among interventional cardiology physician prescribers was 3,179. 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.