Alex James Stark-Valdez, FNP

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

2020011688 Issued in MO

Practice address

272 Mayfair Plaza Shopping Ctr
Florissant, MO 63033-8009

Phone

(314) 859-1234

Fax

(314) 859-1235

NPI assigned

Jul 15, 2020

Last updated

Apr 18, 2025By 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 1

Addresses

Other identifiers 1

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in MO

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

Merit-based Incentive Payment System (MIPS)

Final score

84.2 of 100Reported as group

Quality

71.6

Promoting interoperability

100

Improvement activities

40

Cost

75.75

Medicare enrollment (NPD)

Enrolled

Credentials

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.

• Washington University

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • Saint Louis, MO
  • NPI 1841221116
  Medicare reassignment NPD
• Signify Health, LLC

  • General Practice Physician
  • Dallas, TX
  • NPI 1689158487

  MO

  Medicare reassignment NPD
• Washington University

  • Multi-Specialty Clinic/Center
  • Saint Louis, MO
  • NPI 1992746903
  Medicare reassignment
• Washington University

  • Multi-Specialty Clinic/Center
  • Saint Louis, MO
  • NPI 1134169568
  NPD (past)

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

{
    "created_epoch": "1594771200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1744934400000",
    "number": "1477161420",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 7412011",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606742011",
            "telephone_number": "314-859-1234",
            "fax_number": "314-859-1235"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "272 MAYFAIR PLAZA SHOPPING CTR",
            "city": "FLORISSANT",
            "state": "MO",
            "postal_code": "630338009",
            "telephone_number": "314-859-1234",
            "fax_number": "314-859-1235"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "STARK-VALDEZ",
        "first_name": "ALEX",
        "middle_name": "JAMES",
        "name_prefix": "Mr.",
        "credential": "FNP",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-07-15",
        "last_updated": "2025-04-18",
        "certification_date": "2022-03-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "MO",
            "license": "2020011688",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "420106651",
            "state": "MO"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
            "affiliation": "Y",
            "affiliationName": "Washington University",
            "address_1": "272 Mayfair Plaza Shopping Ctr",
            "city": "Florissant",
            "state": "MO",
            "country_code": "US",
            "postal_code": "630338009",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• St. Louis JC Vamc
• St. Louis Medical Rehab Group LLC
• St. Sophia Healthcare, LLC (St. Sophia Health & Rehab Center)
• Kaela Stahlhut, MT-BC
• Kathy Stanley
• Jeffrey Ray Stark, DC
• Starrpointe Home Healthcare
• Ronnell Unae Stegall-Fleming
• Stephen E Kraft LLC
• Mary E Stephens

• Family Nurse Practitioner in Florissant, MO
• Providers in Florissant, MO by specialty
• Family Nurse Practitioner in Missouri

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 18, 2025; 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.