Gregory Vere Nelson, D.O.

Primary specialty

Anesthesiology PhysicianTaxonomy code 207L00000X

License

OS021930 Issued in PA

Practice address

5401 Old Court Rd
Randallstown, MD 21133-5103

Phone

(410) 521-2200

NPI assigned

Nov 20, 2008

Last updated

Jan 23, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 8

Addresses

Medicare fee-for-service enrollment

Enrolled in MD, VA, CA, DE, NY, PA6 enrollments

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 6

Specialty

Anesthesiology

Education

Western Un of HLTH Sciences, Col of Podiatric Med, 2003

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Lehigh Valley Physician GroupGroup PAC ID 3072425123, 2,512 clinicians

SMG Anesthesia Specialists LLCGroup PAC ID 6305081118, 501 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Lehigh Valley Hospital Hospital, Allentown, PA, CCN 390133
• Sentara Norfolk General Hospital Hospital, Norfolk, VA, CCN 490007
• Schuylkill Medical Center - South Jackson Street Hospital, Pottsville, PA, CCN 390030
• Lehigh Valley Hospital - Hazleton Hospital, Hazleton, PA, CCN 390185

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• SMG Anesthesia Specialists LLC

  • Anesthesiology Physician
  • Virginia Beach, VA
  • NPI 1518205004
  Medicare reassignment Care Compare group NPD
• Lehigh Valley Physician Group

  dba LVPG Developmental Pediatrics

  • Developmental - Behavioral Pediatrics Physician
  • Allentown, PA
  • NPI 1780155689
  Medicare reassignment Care Compare group
• North American Partners in Anesthesia Maryland LLC

  • Anesthesiology Physician
  • Prince Frederick, MD
  • NPI 1093707879
  Medicare reassignment NPD
• University of Maryland Anesthesiology Associates, P.a.

  • Anesthesiology Physician
  • Baltimore, MD
  • NPI 1720024235
  Medicare reassignment NPD
• Albany Medical College

  • Allergy & Immunology Physician
  • Albany, NY
  • NPI 1497921688

  Anesthesiology

  Medicare reassignment NPD
• Anesthesia Services PA

  • Anesthesiology Physician
  • New Castle, DE
  • NPI 1053366377
  Medicare reassignment NPD
• Cep America - Anesthesia, PC

  • Anesthesiology Physician
  • Walnut Creek, CA
  • NPI 1790401438
  Medicare reassignment NPD
• First Choice Physician Partners

  dba Greater Modesto Medical Surgical Associates

  • Neurological Surgery Physician
  • Modesto, CA
  • NPI 1104183052
  Medicare reassignment NPD
• Albany Medical College

  dba Albany Med EmUrgent Care

  • Urgent Care Clinic/Center
  • Albany, NY
  • NPI 1386038925
  NPD
• Cep America - Anesthesia PC

  • Anesthesiology Physician
  • Redding, CA
  • NPI 1013561851
  NPD
• Cep America - Anesthesia PC

  • Anesthesiology Physician
  • Langhorne, PA
  • NPI 1093678229
  NPD
• First Choice Physician Partners

  • Internal Medicine Physician
  • Modesto, CA
  • NPI 1912264862
  NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Lehigh Valley Hospital

  • General Acute Care Hospital
  • Allentown, PA
  • NPI 1164400131
  Care Compare affiliation
• Lehigh Valley Hospital

  • Clinic/Center
  • Allentown, PA
  • NPI 1194673467

  Hospital

  Care Compare affiliation
• Lehigh Valley Hospital

  • Clinic/Center
  • Allentown, PA
  • NPI 1528627155

  Hospital

  Care Compare affiliation
• Lehigh Valley Hospital

  • Psychiatric Hospital Unit
  • Bethlehem, PA
  • NPI 1609834001
  Care Compare affiliation
• Lehigh Valley Hospital

  • Children's Hospital
  • Allentown, PA
  • NPI 1952954307
  Care Compare affiliation
• Lehigh Valley Hospital - Schuylkill

  dba Lehigh Valley Hospital Schuylkill S Jackson Street

  • Rural Acute Care Hospital
  • Pottsville, PA
  • NPI 1235138405
  Care Compare affiliation
• Lehigh Valley Hospital Hazleton

  dba Hazleton General Hospital

  • General Acute Care Hospital
  • Hazleton, PA
  • NPI 1548322720
  Care Compare affiliation
• Schuylkill Medical Center - East Norweigan Street

  • General Acute Care Hospital
  • Pottsville, PA
  • NPI 1427050376
  Care Compare affiliation
• Sentara Hospitals

  dba Sentara Nightingale

  • Air Ambulance
  • Norfolk, VA
  • NPI 1235205147

  Hospital

  Care Compare affiliation
• Sentara Hospitals

  dba Sentara Norfolk General Hospital

  • General Acute Care Hospital
  • Norfolk, VA
  • NPI 1437119310
  Care Compare affiliation

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1227139200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769126400000",
    "number": "1750536520",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "11781 LEE JACKSON MEMORIAL HWY",
            "address_2": "SUITE 550",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220333309",
            "telephone_number": "571-777-5157",
            "fax_number": "703-890-2650"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5401 OLD COURT RD",
            "city": "RANDALLSTOWN",
            "state": "MD",
            "postal_code": "211335103",
            "telephone_number": "410-521-2200"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1200 S Cedar Crest Blvd Fl 2",
            "address_purpose": "LOCATION",
            "city": "Allentown",
            "state": "PA",
            "postal_code": "181036202",
            "country_code": "US",
            "telephone_number": "610-402-6164",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NELSON",
        "first_name": "GREGORY",
        "middle_name": "VERE",
        "name_prefix": "Dr.",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-11-20",
        "last_updated": "2026-01-23",
        "certification_date": "2026-01-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "NM",
            "license": "A-1484-08",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "VA",
            "license": "0102204696",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "FL",
            "license": "OS11380",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "MD",
            "license": "H74967",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "NY",
            "license": "60 264743",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "20A10561",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "PA",
            "license": "OS021930",
            "primary": true
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "GA",
            "license": "66537",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Anesthesiology Physician in Randallstown, MD
• Providers in Randallstown, MD by specialty
• Anesthesiology Physician in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 23, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.