John J. Chomyn, M.D.
Diagnostic Radiology Physician · Mt Pleasant, SC
John J. Chomyn, M.D. is a diagnostic radiology physician with a practice address in Mt Pleasant, South Carolina, and NPI 1982608725, issued on Jun 9, 2005. Check the license (South Carolina 16461, as entered in NPPES) on the South Carolina Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- John J. Chomyn
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License numbers
- 16461 SC
015991 ME
Self-reported in NPPES; status is on the state search - Practice location
- 2000 Hospital Dr, Mt Pleasant, SC 29464
- Phone
- (843) 792-1414
- Enumerated
- Jun 9, 2005
- Record last updated
- Jul 24, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicaid ID
- 302450099 ME
- Medicare enrollment
- Enrolled (PECOS I20040719000789); accepts Medicare assignment
- Medical or professional school
- Rutgers New Jersey Medical School, 1987
- Entity
- Type 1 · individual
Also registered at 2000 Hospital Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jack Bridges, M.D.Hospitalist Physician1487965935
- John Brown, M.D.Physical Medicine & Rehabilitation Physician1780616326
- Nina Dulle, CRNACertified Registered Nurse Anesthetist1881037547
- Chadwick Dybowski, M.D.Anesthesiology Physician1669529434
- Emily Filik, PAPhysician Assistant1669154563
- Lyndsay Oancea, M.D.Vascular & Interventional Radiology Physician1518304898
Verify John J. Chomyn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
Search for license 16461Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Radiology Consultants OF Maine LLCBrunswick, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Diagnostic Radiology Physician providers in South Carolina
There are 517 diagnostic radiology physician records in South Carolina.
Other diagnostic radiology physician records in South Carolina
- Marwa AbdelrasoulCharleston, SC1326884735
- Katherine Abraham, M.D.Columbia, SC1407243926
- Sameer Abrol, MDCharleston, SC1982593653
- Steven Ackerman, MDCharleston, SC1134142425
- Susan Ackerman, MDCharleston, SC1356397095
- Claire Adcock, MDCharleston, SC1194352021
- Raj Ahluwalia, MDMount Pleasant, SC1396754198
- Paul Aitchison, MDGreenville, SC1396711719
- Estella Allen, RT(R)Charleston, SC1467271270
- Leighton Allen, MDGreenville, SC1093785479
Common questions
What is John J. Chomyn, M.D.'s NPI number?
John J. Chomyn, M.D.'s National Provider Identifier (NPI) is 1982608725, issued on Jun 9, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John J. Chomyn, M.D. located?
The NPPES record lists a practice address at 2000 Hospital Dr, Mt Pleasant, SC, 29464. Phone: (843) 792-1414. Providers update this record themselves, so call before visiting.
How can I verify John J. Chomyn, M.D.'s license?
NPPES lists South Carolina license number 16461, as entered by the provider. Search the South Carolina Board of Medical Examiners at https://verify.llronline.com/LicLookup/Med/Med.aspx?div=22. 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.