William Harry Frick, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

2021017726 Issued in MO

Practice address

1 Barnes Jewish Hospital PLZ
Saint Louis, MO 63110-1003

Phone

(314) 362-1291

Fax

(314) 747-1417

NPI assigned

May 24, 2018

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

Other identifiers 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: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Hospitalist

Education

University of Kentucky College of Medicine, 2018

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

SSM Health Care GroupGroup PAC ID 0143608372, 929 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• SSM Health St Mary'S Hospital - St Louis Hospital, Saint Louis, MO, CCN 260091

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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 and National Provider Directory roles.

• SSM Health Care Group

  • Internal Medicine Physician
  • Saint Louis, MO
  • NPI 1306589544
  Medicare reassignment Care Compare group NPD
• Mercy Clinic Adult Hospitalists - St. Louis, LLC

  • Internal Medicine Physician
  • Saint Louis, MO
  • NPI 1841235108
  Medicare reassignment NPD
• Mercy Clinic Adult Hospitalists - Washington, LLC

  • Hospitalist Physician
  • Washington, MO
  • NPI 1891943429
  Medicare reassignment NPD
• Mercy Clinic Adult Hospitalists- Jefferson, LLC

  • Internal Medicine Physician
  • Festus, MO
  • NPI 1083052492
  Medicare reassignment NPD
• Mercy Hospitals East Communities

  • Clinic/Center
  • Saint Louis, MO
  • NPI 1851431738
  Medicare reassignment NPD
• St Anthonys Physician Organization Hospitalist Services, L.C.

  • Hospitalist Physician
  • Saint Louis, MO
  • NPI 1407216336
  Medicare reassignment NPD
• Mercy Hospitals East Communities

  • Land Ambulance
  • Saint Louis, MO
  • NPI 1881329902
  NPD
• SSM Health Care Group

  • Dermatopathology Physician
  • Saint Louis, MO
  • NPI 1932844495
  NPD

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

• SSM Health Care St. Louis

  • General Acute Care Hospital
  • Saint Louis, MO
  • NPI 1336387836
  Care Compare affiliation
• SSM Health Care St. Louis

  • General Acute Care Hospital
  • Saint Louis, MO
  • NPI 1962572396
  Care Compare affiliation

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

{
    "created_epoch": "1527120000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1751760000000",
    "number": "1396236402",
    "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": "314-362-1291",
            "fax_number": "314-747-1417"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 BARNES JEWISH HOSPITAL PLZ",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631101003",
            "telephone_number": "314-362-1291",
            "fax_number": "314-747-1417"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1201 S Grand Blvd",
            "address_purpose": "LOCATION",
            "city": "Saint Louis",
            "state": "MO",
            "postal_code": "631041016",
            "country_code": "US",
            "telephone_number": "314-977-1733",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "621 S New Ballas Rd",
            "address_purpose": "LOCATION",
            "city": "Saint Louis",
            "state": "MO",
            "postal_code": "631418232",
            "country_code": "US",
            "telephone_number": "314-251-6339",
            "fax_number": "314-251-4564",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "FRICK",
        "first_name": "WILLIAM",
        "middle_name": "HARRY",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2018-05-24",
        "last_updated": "2025-07-06",
        "certification_date": "2025-07-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "MO",
            "license": "2021017726",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "IN",
            "license": "11019891A",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MO",
            "license": "2021017726",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "INDIANA PROFESSIONAL LICENSING AGENCY",
            "identifier": "11019891A",
            "state": "IN"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Rachel Nicole Frey, MD
• Randi Lynn Frey
• Sharon E Frey, MD
• Mary Katherine Freyaldenhoven
• Ronald Arthur Frick, CPO
• Rachel Marie Fricker, FNP
• Michelle Diane Fricks, M.S. SLP-CCC
• Kristen M Friedel, P.T.
• John Daniel Friederich, O.D.
• Molly Anne Friederich

• Internal Medicine Physician in Saint Louis, MO
• Providers in Saint Louis, MO by specialty
• Internal Medicine Physician in Missouri

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 6, 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.