Individual provider Active NPI

Elizabeth Pfaff Yost, PA-C

  • Physician Assistant
  • Chicago, IL
National Provider Identifier
1205495413
Registry record updated Jul 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
097465 Issued in IA
Practice address
125 S Wacker Dr Ste 300
Chicago, IL 60606-4421
Phone
(617) 505-1520
Fax
(617) 928-8401
NPI assigned
Jun 11, 2019
Last updated
Jul 28, 2026By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 28, 2026

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

Specialties & licenses 5

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X PA9121659 FL
Physician Assistant 363A00000X 68321 CA
Physician Assistant 363A00000X 097465 IA Primary
Physician Assistant 363A00000X 085012217 IL
Physician Assistant 363A00000X 5954 OK

Addresses

Primary practice location

125 S Wacker Dr Ste 300
Chicago, IL 60606-4421

Mailing address

109 State St Ste 5
Boston, MA 02109-2906
Phone (617) 505-1520

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file
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.

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2019
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

5950 University Ave
Suite 151
West Des Moines, IA 50266-8234

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
The Iowa Clinic PC CurrentSince Jun 1, 2023 Accepting new patients
The Iowa Clinic, PC CurrentSince Jun 1, 2023 Accepting new patients

Locations

1005 Pennsylvania Ave
Ste 102A
Ottumwa, IA 52501
Phone (641) 684-2589

5950 University Ave
Ste 151
West Des Moines, IA 50266
Phone (515) 875-9192

7147 Vista Dr
Ste 150
West Des Moines, IA 50266
Phone (515) 875-9255

Interoperability endpoints

  • Direct secure messaging: elizabeththompson@tic.allscriptsdirect.net
  • Direct secure messaging: ethompson647281@direct.ochin.org

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 3

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": "1560211200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785196800000",
    "number": "1205495413",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "109 STATE ST STE 5",
            "city": "BOSTON",
            "state": "MA",
            "postal_code": "021092906",
            "telephone_number": "617-505-1520",
            "fax_number": "617-928-8401"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "125 S WACKER DR STE 300",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606064421",
            "telephone_number": "617-505-1520",
            "fax_number": "617-928-8401"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "YOST",
        "first_name": "ELIZABETH",
        "middle_name": "PFAFF",
        "credential": "PA-C",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2019-06-11",
        "last_updated": "2026-07-28",
        "certification_date": "2026-07-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "FL",
            "license": "PA9121659",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "68321",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "IA",
            "license": "097465",
            "primary": true
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "IL",
            "license": "085012217",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "OK",
            "license": "5954",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chicago, IL

Sources for this page

Verify at the official NPI Registry.