NPPES file of Aug 9, 2026

Gregory Vere Nelson, D.O.

Anesthesiology Physician · Randallstown, MD

Gregory Vere Nelson, D.O. is an anesthesiology physician with a practice address in Randallstown, Maryland, and NPI 1750536520, issued on Nov 20, 2008. Check the license (Maryland H74967, as entered in NPPES) on the Maryland Board of Physicians; 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
1750536520
Name
Gregory Vere Nelson
Credential
D.O.
Primary taxonomy
Anesthesiology Physician 207L00000X
License numbers
H74967 MD
OS021930 PA
20A10561 CA
OS11380 FL
66537 GA
and 3 more
Self-reported in NPPES; status is on the state search
Practice location
5401 Old Court RD, Randallstown, MD 21133
Phone
(410) 521-2200
Enumerated
Nov 20, 2008
Record last updated
Jan 23, 2026
Medicare enrollment
Enrolled (PECOS I20250728001301); accepts Medicare assignment
Medical or professional school
Western Un Of Hlth Sciences, Col Of Podiatric Med, 2003
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.
Download card Updates feed

Also registered at 5401 Old Court RD

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

  1. Janet AdeolaInternal Medicine Physician1942908801
  2. Nkemdilim AdimorahFamily Nurse Practitioner1841941242
  3. Sofia Ahmadi, PA-CPhysician Assistant1467812917
  4. Rebecca Aiken, CRNPAcute Care Nurse Practitioner1548562861
  5. Prosperlyn AliehChild & Adolescent Psychiatric/Mental Health Registered Nurse1780314971
  6. Rana Alqusairi, MDHospitalist Physician1306306469

Verify Gregory Vere Nelson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license H74967
    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 Maryland 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through 2 group practices

  1. Lehigh Valley Physician GroupAllentown, PA
  2. Smg Anesthesia Specialists LLCNorfolk, VA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Gregory Vere Nelson among 1,253 anesthesiology physician records in Maryland

Gregory Vere Nelson, D.O. is one of 1,253 anesthesiology physician records with a practice address in Maryland. 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 61% of them.

  • NPI issued2008 · 61% of these records are older, 35% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2003 · median 2005 among the 813 with a school on file
  • Record last updated2026 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 anesthesiology physician records list a practice address in Randallstown

They are 13 of the 557 NPPES records with a practice address in Randallstown, and 1,253 anesthesiology physician records in Maryland.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Harinarayan Balasubramanian, MDRandallstown, MD 211331124064787
  2. Michael Bezman, M.D.Randallstown, MD 211331316927536
  3. Binoy Bhatt, M.D.Randallstown, MD 211331790198760
  4. Roman Katsnelson, M.D.Randallstown, MD 211331861498438
  5. Rodney Laster, M.DRandallstown, MD 211331841296415
  6. Elizabeth Lehman, M.D.Randallstown, MD 211331780721399
  7. Harinath Meda, M.D.Randallstown, MD 211331407853385
  8. Jon Newsome, MDRandallstown, MD 211331043239940

Common questions

What is Gregory Vere Nelson, D.O.'s NPI number?

Gregory Vere Nelson, D.O.'s National Provider Identifier (NPI) is 1750536520, issued on Nov 20, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Gregory Vere Nelson, D.O. located?

The NPPES record lists a practice address at 5401 Old Court RD, Randallstown, MD, 21133. Phone: (410) 521-2200. Providers update this record themselves, so call before visiting.

How can I verify Gregory Vere Nelson, D.O.'s license?

NPPES lists Maryland license number H74967, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. 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.