Individual provider Active NPI

Mark Aaron Hartwell, PHYSICIAN ASSISTANT

  • Physician Assistant
  • Des Moines, IA
National Provider Identifier
1194529909
Registry record updated Aug 28, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
133076 Issued in IA
Practice address
1345 57TH St
Des Moines, IA 50311-2219
Phone
(515) 371-0349
NPI assigned
Apr 2, 2025
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 28, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 133076 IA Primary

Addresses

Primary practice location

1345 57TH St
Des Moines, IA 50311-2219

Mailing address

1345 57TH St
Des Moines, IA 50311-2219
Phone (515) 371-0349

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IA
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
I20250917004204 IA Practitioner - Physician Assistant 7618471186 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Des Moines University of Osteopathic Medicine and Health Sciences, 2025
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

1776 W Lakes Pkwy
West Des Moines, IA 50266-8378

PO Box
Kansas City, MO 64184

Hospital & facility affiliations

  • Unitypoint Health - Des Moines Iowa Methodist Medi Hospital, Des Moines, IA, CCN 160082

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
133076IAMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Central Iowa Hospital Corporation CurrentSince Oct 20, 2025 Accepting new patients
St Luke'S Methodist Hospital Current Accepting new patients
Central Iowa Hospital Corporation CurrentSince Oct 20, 2025 Accepting new patients

Locations

1200 Pleasant St
Des Moines, IA 50309
Phone (515) 241-5926

Interoperability endpoints

  • Direct secure messaging: mhartwell1213205@direct.unitypoint.org

Organizations & group practices 4

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 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": "1743552000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756339200000",
    "number": "1194529909",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1345 57TH ST",
            "city": "DES MOINES",
            "state": "IA",
            "postal_code": "503112219",
            "telephone_number": "515-371-0349"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1345 57TH ST",
            "city": "DES MOINES",
            "state": "IA",
            "postal_code": "503112219",
            "telephone_number": "515-371-0349"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HARTWELL",
        "first_name": "MARK",
        "middle_name": "AARON",
        "credential": "PHYSICIAN ASSISTANT",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-04-02",
        "last_updated": "2025-08-28",
        "certification_date": "2025-08-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "IA",
            "license": "133076",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Des Moines, IA

Sources for this page

Verify at the official NPI Registry.