Gregory Randall Martin, MD
Diagnostic Radiology Physician · Dallas, TX
Gregory Randall Martin, MD is a diagnostic radiology physician with a practice address in Dallas, Texas, and NPI 1932369022, issued on Jun 11, 2008. Check the license (Texas N7139, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gregory Randall Martin
- Credential
- MD
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- N7139 TX
Self-reported in NPPES; status is on the state search - Practice location
- 4500 S Lancaster RD, Dallas, TX 75216
- Phone
- (214) 742-8387
- Enumerated
- Jun 11, 2008
- Record last updated
- Aug 15, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20130708000683); accepts Medicare assignment
- Medical or professional school
- University Of Florida College Of Medicine, 2008
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 3,124 in Texas → Look up another NPI →
Also registered at 4500 S Lancaster RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bethzaida AbdalPrimary Care Nurse Practitioner1427598754
- Abeba Abebe, NPFamily Nurse Practitioner1487262424
- Irene Abia-AngehPharmacist1851878862
- Olabamiji Abimbola, DSC, PA-CMedical Physician Assistant1619460938
- Daniel Abraham, RTCertified Respiratory Therapist1073813978
- Noel Abraham, PHARMACISTPharmacist1316572720
Verify Gregory Randall Martin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license N7139Check 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
- University OF Texas Southwestern Medical Center AT DallasDallas, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Randall Martin among 3,124 diagnostic radiology physician records in Texas
Gregory Randall Martin, MD is one of 3,124 diagnostic radiology physician records with a practice address in Texas. 77% 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 61% of them.
- NPI issued2008 · 61% of these records are older, 34% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2008 · median 2003 among the 2,277 with a school on file
- Record last updated2016 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
495 diagnostic radiology physician records list a practice address in Dallas
They are 495 of the 36,304 NPPES records with a practice address in Dallas, and 3,124 diagnostic radiology physician records in Texas.
All 3,124 in Texas → Every provider in Dallas → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Prabhakar Bhamidipati, M.D.Dallas, TX 752161972516565
- Veena DaulatDallas, TX 752161548411499
- Nahid EshaghiDallas, TX 752161336158823
- Jitendra Gohil, M.D.Dallas, TX 752161497769152
- Pramod Gupta, MDDallas, TX 752161962416669
- Kadriye Koral, MDDallas, TX 752161508060674
- Cynthia Lumby, MDDallas, TX 752161073958385
- James McKoyDallas, TX 752161033605373
Common questions
What is Gregory Randall Martin, MD's NPI number?
Gregory Randall Martin, MD's National Provider Identifier (NPI) is 1932369022, issued on Jun 11, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Randall Martin, MD located?
The NPPES record lists a practice address at 4500 S Lancaster RD, Dallas, TX, 75216. Phone: (214) 742-8387. Providers update this record themselves, so call before visiting.
How can I verify Gregory Randall Martin, MD's license?
NPPES lists Texas license number N7139, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. 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.