Individual provider Active NPI

Hunter Lee Hays, DO

  • Surgery Physician
  • Saint Louis, MO
National Provider Identifier
1770105066
Registry record updated Nov 19, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgery PhysicianTaxonomy code 208600000X
License
2025039900 Issued in MO
Practice address
1 Barnes Jewish Hospital PLZ
Div Surg Accs
Saint Louis, MO 63110-1003
Phone
(314) 362-5298
Fax
(888) 824-2176
NPI assigned
May 11, 2020
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 19, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Trauma Surgery Physician 2086S0127X 2025039900 MO
Surgery Physician 208600000X 2025039900 MO Primary

Addresses

Primary practice location

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

Mailing address

PO Box 7412011
Chicago, IL 60674-2011
Phone (314) 362-5298

Other practice location 1

1201 S Grand Blvd
Saint Louis, MO 63104-1016
Phone (314) 617-2000

Electronic endpoints 1

TypeEndpointUseAffiliation
FHIR URL https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ Washington University

Medicare participation

Medicare enrollment files
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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20251103001053 MO Practitioner - General Surgery 5991294555 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
General Surgery
Education
Other, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Washington UniversityGroup PAC ID 9830008770, 2,968 clinicians

Practice addresses (Care Compare)

1 Barnes Jew Hosp PLZ
Saint Louis, MO 63110-1003
Phone (314) 273-7373

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of tissue1-10

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Osteopathy

State licenses

LicenseStateTypeSpecialty
2025039900MOMDSurgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Washington University CurrentSince Nov 1, 2025 Accepting new patients
Washington University CurrentSince Nov 1, 2025 Accepting new patients
SSM Health Care Group CurrentSince Oct 1, 2025 Accepting new patients
SSM Health Care Group Surgery CurrentSince Oct 1, 2025 Accepting new patients
Barnes Jewish Hospital Past Accepting new patients

Locations

1 Barnes Jewish Hospital Plz
Saint Louis, MO 63110
Phone (314) 362-1700

660 S Euclid Ave
#8109
Saint Louis, MO 63110
Phone (314) 362-7841

1201 S Grand Blvd
Saint Louis, MO 63104
Phone (314) 257-8222

4921 Parkview Pl
Saint Louis, MO 63110
Phone (314) 747-4850

10101 Woodfield Ln
Saint Louis, MO 63132
Phone (608) 280-4647

Interoperability endpoints

  • Direct secure messaging: hhays561798@direct-ehr-ssmhc.com
  • Direct secure messaging: hhays1192183@epic00.corewelldirect.org
  • FHIR API: https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/

Organizations & group practices 5

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.

Hospital & facility affiliations 7

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

NPI Registry JSON

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

{
    "created_epoch": "1589155200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763510400000",
    "number": "1770105066",
    "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": "314-362-5298",
            "fax_number": "888-824-2176"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 BARNES JEWISH HOSPITAL PLZ",
            "address_2": "DIV SURG ACCS",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631101003",
            "telephone_number": "314-362-5298",
            "fax_number": "888-824-2176"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1201 S Grand Blvd",
            "address_purpose": "LOCATION",
            "city": "Saint Louis",
            "state": "MO",
            "postal_code": "631041016",
            "country_code": "US",
            "telephone_number": "314-617-2000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HAYS",
        "first_name": "HUNTER",
        "middle_name": "LEE",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-05-11",
        "last_updated": "2025-11-19",
        "certification_date": "2025-11-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2086S0127X",
            "taxonomy_group": "",
            "desc": "Surgery, Trauma Surgery",
            "state": "MO",
            "license": "2025039900",
            "primary": false
        },
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "MO",
            "license": "2025039900",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
            "affiliation": "Y",
            "affiliationName": "Washington University",
            "address_1": "1 Barnes Jewish Hospital Plz",
            "address_2": "Div Surg ACCS",
            "city": "Saint Louis",
            "state": "MO",
            "country_code": "US",
            "postal_code": "631101003",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

Verify at the official NPI Registry.