Erin Renee Gutierrez, RDN

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

5761 Issued in OK

Practice address

1301 W 6TH Ave Ste 108
Stillwater, OK 74074-4377

Phone

(405) 533-1695

NPI assigned

Oct 25, 2022

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in OK

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Oklahoma State University College of Osteopathic Medicine, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Stillwater Medical Center AuthorityGroup PAC ID 2365353794, 155 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Stillwater Medical Center Hospital, Stillwater, OK, CCN 370049

Medicare enrollment (NPD)

Enrolled

State licenses

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

• Stillwater Medical Center Authority

  • Family Medicine Physician
  • Stillwater, OK
  • NPI 1558377135
  Medicare reassignment Care Compare group

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

• Stillwater Medical Center Authority

  • General Acute Care Hospital
  • Stillwater, OK
  • NPI 1164494027
  Care Compare affiliation

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

{
    "created_epoch": "1666656000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779235200000",
    "number": "1023735651",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5203 W 3RD PL",
            "city": "STILLWATER",
            "state": "OK",
            "postal_code": "740746726",
            "telephone_number": "580-551-9603"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1301 W 6TH AVE STE 108",
            "city": "STILLWATER",
            "state": "OK",
            "postal_code": "740744377",
            "telephone_number": "405-533-1695"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GUTIERREZ",
        "first_name": "ERIN",
        "middle_name": "RENEE",
        "credential": "RDN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-10-25",
        "last_updated": "2026-05-20",
        "certification_date": "2026-05-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "OK",
            "license": "5761",
            "primary": true
        },
        {
            "code": "133V00000X",
            "taxonomy_group": "",
            "desc": "Dietitian, Registered",
            "state": "OK",
            "license": "2769",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kyla Groves, MD
• William Joesph Groves, LADC
• Jayce Guilfoyle
• Brian R Gumm, O.D.
• Myra Kristine Gustafson
• Hac, Inc.
• Michael Wayne Hafner, P.A.
• Arthur Darrell Hagan, M.D.
• Victoria Hague
• Alexandra Hahn

• Physician Assistant in Stillwater, OK
• Providers in Stillwater, OK by specialty
• Physician Assistant in Oklahoma

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 20, 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.