NPPES file of Aug 9, 2026

Christopher J. Karakasis, M.D.

Neuroradiology Physician · Cleveland, OH

Christopher J. Karakasis, M.D. is a neuroradiology physician with a practice address in Cleveland, Ohio, and NPI 1538321880, issued on Jun 27, 2008. Check the license (Ohio 35.095844, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538321880
Name
Christopher J. Karakasis
Credential
M.D.
Primary taxonomy
Neuroradiology Physician 2085N0700X
License number
35.095844 OH
Self-reported in NPPES; status is on the state search
Practice location
9500 Euclid Ave, Cleveland, OH 44195
Phone
(216) 444-1084
Enumerated
Jun 27, 2008
Record last updated
Jul 1, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(216) 636-5030
Medicare enrollment
Enrolled (PECOS I20160811000295); accepts Medicare assignment
Medical or professional school
Ohio State University College Of Medicine, 2008
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 9500 Euclid Ave

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

  1. Ksenia Aaron, M.D.Otolaryngology Physician1891176582
  2. Maher Abbas, MDColon & Rectal Surgery Physician1508937491
  3. Mohammad Abbasi, MDClinical Cardiac Electrophysiology Physician1346730603
  4. Mahmoud AbbassyStudent in an Organized Health Care Education/Training Program1366872574
  5. Cassandra Abbatemarco, CNPPsychiatric/Mental Health Nurse Practitioner1417645144
  6. Walid Abboud, MDInternal Medicine Physician1245295559

Verify Christopher J. Karakasis 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 35.095844
    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.

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3 hospitals and group practices

  1. Cleveland ClinicMansfield, OH · Acute Care Hospitals4 of 5 stars
  2. Clinic Medical Services CompanyCleveland, OH
  3. Wooster Clinic LLCWooster, OH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Christopher J. Karakasis among 65 neuroradiology physician records in Ohio

Christopher J. Karakasis, M.D. is one of 65 neuroradiology physician records with a practice address in Ohio. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 45% of them.

  • NPI issued2008 · 45% of these records are older, 52% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2008 · median 2011 among the 47 with a school on file
  • Record last updated2016 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085N0700X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neuroradiology Physician providers in Ohio

There are 65 neuroradiology physician records in Ohio.

The 8 neuroradiology physician records with the nearest ZIP codes

  1. Jinwhan Cha, D.O.Cleveland, OH 441951215475132
  2. Mark Greenhill, DOCleveland, OH 441951275096760
  3. Jonathan Lee, M.D.Cleveland, OH 441951790003994
  4. Shamaita Majumdar, MDCleveland, OH 441951265936082
  5. Douglas Martin, MD, PHDCleveland, OH 441951639436900
  6. Aubrey McMillan, MDCleveland, OH 441951326570243
  7. Scott Raymond, MD, PHDCleveland, OH 441951194080010
  8. Andrew Roy, MDCleveland, OH 441951568024487

Common questions

What is Christopher J. Karakasis, M.D.'s NPI number?

Christopher J. Karakasis, M.D.'s National Provider Identifier (NPI) is 1538321880, issued on Jun 27, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Christopher J. Karakasis, M.D. located?

The NPPES record lists a practice address at 9500 Euclid Ave, Cleveland, OH, 44195. Phone: (216) 444-1084. Providers update this record themselves, so call before visiting.

How can I verify Christopher J. Karakasis, M.D.'s license?

NPPES lists Ohio license number 35.095844, 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.

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.