Gay Ann Ost, MSN, FNP-C

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

167584 Issued in CO

Practice address

625 S Clinton St Apt 14B
Denver, CO 80247-1580

Phone

(303) 908-7421

Fax

(720) 824-1750

NPI assigned

Aug 20, 2006

Last updated

Oct 20, 2023By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in CO, OR2 enrollments

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 2

Medicare enrollment (NPD)

Enrolled

Credentials

Master of Science - Nursing, Nurse Practitioner

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.

• Optum Care Services Company

  • Family Nurse Practitioner
  • Columbia, MD
  • NPI 1912199415

  CO

  Medicare reassignment NPD
• Signify Health Medical Associates, PLLC

  • General Practice Physician
  • Dallas, TX
  • NPI 1750845863

  CO, OR

  Medicare reassignment NPD
• Cabot Westside Health Center

  • Family Medicine Physician
  • Kansas City, MO
  • NPI 1104879055
  NPD (past)
• Consultants in Gastroenterology, PC

  • Specialist
  • Independence, MO
  • NPI 1932189768
  NPD (past)

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

{
    "created_epoch": "1156032000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1697760000000",
    "number": "1912012899",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "625 S CLINTON ST APT 14B",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802471580",
            "telephone_number": "303-908-7421",
            "fax_number": "720-824-1750"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "625 S CLINTON ST APT 14B",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802471580",
            "telephone_number": "303-908-7421",
            "fax_number": "720-824-1750"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "OST",
        "first_name": "GAY",
        "middle_name": "ANN",
        "credential": "MSN, FNP-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-08-20",
        "last_updated": "2023-10-20",
        "certification_date": "2021-04-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "CO",
            "license": "167584",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "05520533",
            "state": "CO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Kensington Osmond, LAMFT
• Alexandra Samira Osorio, D.P.M
• Estefania Ospina-Alikhan, LCMFT
• Carrie Oss, PA
• Michele Ossias, MT
• Osteopathic Integrative Medicine
• David M. Oster, M.D.
• Lewis H. Oster Jr., M.D.
• Renatta J Osterdock, M.D.
• Abigail Julia Osterlund

• Family Nurse Practitioner in Denver, CO
• Providers in Denver, CO by specialty
• Family Nurse Practitioner in Colorado

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 20, 2023; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.