Individual provider Active NPI

Kaycee Lynn Erzfeld, PA-C

  • Physician Assistant
  • Saint Louis, MO
National Provider Identifier
1881103851
Registry record updated Feb 22, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
2026006491 Issued in MO
Practice address
1201 S Grand Blvd
Saint Louis, MO 63104-1016
Phone
(314) 257-8000
NPI assigned
Sep 21, 2017
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 22, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Physical Therapy Assistant 225200000X PTA-378 HI
Physician Assistant 363A00000X 2026006491 MO Primary

Addresses

Primary practice location

1201 S Grand Blvd
Saint Louis, MO 63104-1016

Mailing address

619 Kiefner St
Perryville, MO 63775-3040
Phone (573) 517-2972

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20260317002692 MO Practitioner - Physician Assistant 2062996150 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2025
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)

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

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
PTA-378HIMDPhysical Therapy Assistant
2026006491MOMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
SSM Health Care Group CurrentSince Mar 1, 2026 Accepting new patients
SSM Health Care Group CurrentSince Mar 1, 2026 Accepting new patients

Locations

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

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1505952000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771718400000",
    "number": "1881103851",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "619 KIEFNER ST",
            "city": "PERRYVILLE",
            "state": "MO",
            "postal_code": "637753040",
            "telephone_number": "573-517-2972"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1201 S GRAND BLVD",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631041016",
            "telephone_number": "314-257-8000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ERZFELD",
        "first_name": "KAYCEE",
        "middle_name": "LYNN",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-09-21",
        "last_updated": "2026-02-22",
        "certification_date": "2026-02-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225200000X",
            "taxonomy_group": "",
            "desc": "Physical Therapy Assistant",
            "state": "HI",
            "license": "PTA-378",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "MO",
            "license": "2026006491",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

Verify at the official NPI Registry.