Registry data as of Aug 27, 2026

Mark Alfonso, M.D.

Diagnostic Radiology Physician · Columbus, OH

Mark Alfonso, M.D. is a diagnostic radiology physician with a practice address in Columbus, Ohio, and NPI 1548264872, issued on May 31, 2005. Check the license (Ohio 35070426, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1548264872
Name
Mark Alfonso
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
35070426 OH
Self-reported in NPPES; status is on the state search
Practice location
3525 Olentangy River RD, Columbus, OH 43214
Phone
(614) 340-7747
Enumerated
May 31, 2005
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 3525 Olentangy River RD

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

  1. Richard Adams, DODiagnostic Radiology Physician1568473627
  2. Kailey Aksel, MSPAS, PA-CPhysician Assistant1841679677
  3. Tayma Al Faruqi, M.D.Diagnostic Radiology Physician1578542700
  4. Muhammad Amir, M.D.Hospitalist Physician1760432603
  5. Gregory Balturshot, M.D.Neurological Surgery Physician1043216724
  6. Patrick Barr, M.D.Hospitalist Physician1154611317

Verify Mark Alfonso in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of Ohio
    Search for license 35070426
    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 Ohio 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.

No measured Medicare quality score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

3 hospital and facility affiliations

  1. Lucidsolutions, Inc.Las Vegas, NV
  2. Riverside Radiology And Interventional Associates IncZanesville, OH
  3. Somc Medical Care Foundation, Inc.Portsmouth, OH

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Diagnostic Radiology Physician providers in Ohio

There are 1,469 diagnostic radiology physician records in Ohio.

Other diagnostic radiology physician records in Ohio

  1. Matthew Aagesen, MDToledo, OH1396860391
  2. Joshua Aalberg, DOColumbus, OH1063623346
  3. Ahmad Abbas, MDToledo, OH1275027757
  4. Julia Abbass, M.D.Cleveland, OH1730130089
  5. Mostafa Abozeed, MDCleveland, OH1184105900
  6. Debra Achinger, MDToledo, OH1992798029
  7. David Acquah, M.D.Cleveland Heights, OH1447352497
  8. Wynn Adam, MDKettering, OH1982653796
  9. Henry Adams, M.D.Parma, OH1457451825
  10. Richard Adams, DOColumbus, OH1568473627

Common questions

What is Mark Alfonso, M.D.'s NPI number?

Mark Alfonso, M.D.'s National Provider Identifier (NPI) is 1548264872, issued on May 31, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mark Alfonso, M.D. located?

The NPPES record lists a practice address at 3525 Olentangy River RD, Columbus, OH, 43214. Phone: (614) 340-7747. Providers update this record themselves, so call before visiting.

How can I verify Mark Alfonso, M.D.'s license?

NPPES lists Ohio license number 35070426, as entered by the provider. Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Mark Alfonso, M.D.'s Medicare quality score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

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.