Gregory Smith Peirce, M.D.

Primary specialty

Surgery PhysicianTaxonomy code 208600000X

License

13828790-1205 Issued in UT

Practice address

3550 N University Ave Ste 250
Provo, UT 84604-6695

Phone

(801) 374-9625

Fax

(801) 374-9690

NPI assigned

Jul 8, 2010

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in NC, UT2 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 2

Specialty

General Surgery

Education

Virginia Commonwealth University, School of Medicine, 2010

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Ihc Health Services IncGroup PAC ID 1850209420, 3,948 clinicians

Utah Surgical Associates IncGroup PAC ID 4486686698, 48 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Intermountain Health Utah Valley Hospital Hospital, Provo, UT, CCN 460001
• Intermountain Health Sevier Valley Hospital Hospital, Richfield, UT, CCN 460026
• Castleview Hospital Hospital, Price, UT, CCN 460011

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/

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.

• Ihc Health Services Inc

  dba IMED Physicians Billing

  • Multi-Specialty Clinic/Center
  • Murray, UT
  • NPI 1629260880

  Surgery

  Medicare reassignment Care Compare group NPD
• Utah Surgical Associates, Inc.

  • Specialist
  • Provo, UT
  • NPI 1851450720
  Medicare reassignment Care Compare group NPD
• Cumberland County Hospital System Inc

  dba Oncology Services

  • Hematology & Oncology Physician
  • Fayetteville, NC
  • NPI 1881946242
  Medicare reassignment NPD
• Ihc Health Services Inc

  dba Intermountain Dixon Health Center

  • Multi-Specialty Clinic/Center
  • Provo, UT
  • NPI 1992942635
  NPD
• Ihc Health Services, Inc.

  dba St George Adolescent Partial Hospitalization

  • Psychiatry Physician
  • St George, UT
  • NPI 1023843844
  NPD
• Cumberland County Hospital System Inc

  dba Cape Fear Valley Professional Radiology Group

  • Diagnostic Radiology Physician
  • Fayetteville, NC
  • NPI 1962299743
  NPD
• Granite Peaks Gi, LLC

  • Gastroenterology Physician
  • Sandy, UT
  • NPI 1689872897
  NPD (past)
• Utah Weight Loss, LLC

  • Dietary Manager
  • Provo, UT
  • NPI 1720447766
  NPD (past)

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

• Castleview Hospital LLC

  dba Castleview Hospital

  • Rural Acute Care Hospital
  • Price, UT
  • NPI 1417064205
  Care Compare affiliation
• Ihc Health Services, Inc.

  dba Intermountain Health Utah Valley Hospital

  • General Acute Care Hospital
  • Provo, UT
  • NPI 1114025491
  Care Compare affiliation
• Ihc Health Services, Inc.

  dba Intermountain Health Sevier Valley Hospital

  • General Acute Care Hospital
  • Richfield, UT
  • NPI 1336256775
  Care Compare affiliation
• Ihc Health Services, Inc.

  dba Intermountain Health Infusion Center- Spanish Fork, A Service of Utah Valley Hospital

  • Infusion Therapy Clinic/Center
  • Spanish Fork, UT
  • NPI 1679426944

  Hospital

  Care Compare affiliation
• Ihc Health Services, Inc.

  dba Intermountain Health Infusion Center- American Fork, A Service of Utah Valley Hospital

  • Infusion Therapy Clinic/Center
  • American Fork, UT
  • NPI 1982557252

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1278547200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783555200000",
    "number": "1831401728",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3550 N UNIVERSITY AVE STE 250",
            "city": "PROVO",
            "state": "UT",
            "postal_code": "846046695",
            "telephone_number": "801-374-9625",
            "fax_number": "801-374-9690"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3550 N UNIVERSITY AVE STE 250",
            "city": "PROVO",
            "state": "UT",
            "postal_code": "846046695",
            "telephone_number": "801-374-9625",
            "fax_number": "801-374-9690"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PEIRCE",
        "first_name": "GREGORY",
        "middle_name": "SMITH",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-07-08",
        "last_updated": "2026-07-09",
        "certification_date": "2026-07-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "UT",
            "license": "13828790-1205",
            "primary": true
        },
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "MN",
            "license": "63566",
            "primary": false
        },
        {
            "code": "171000000X",
            "taxonomy_group": "",
            "desc": "Military Health Care Provider",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Hannah Peck
• Amber Lyn Pedersen
• Tyler R. Pedersen, PH.D.
• Pediatric Care Inc
• Janelle Pedroza
• Emma Laura Pelaez
• Katerina Corral Pena-Kennan
• Diego Pena IV
• Diego Pena, SSW
• Elisabeth Marie Pendleton

• Surgery Physician in Provo, UT
• Providers in Provo, UT by specialty
• Surgery Physician in Utah

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 9, 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.