Leo H Antrassian, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

5601008451 Issued in MI

Practice address

20176 Livernois Ave
Detroit, MI 48221-1346

Phone

(313) 864-7000

NPI assigned

Oct 10, 2017

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in MI

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

Merit-based Incentive Payment System (MIPS)

Final score

89.64 of 100Reported as group

Quality

85.06

Promoting interoperability

100

Improvement activities

40

Cost

77.9

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: lantrassian1381837@direct.beaumont.edu
• Direct secure messaging: lantrassian1223461@epic00.shdirect.org
• Direct secure messaging: leo.antrassian.1@19270.direct.athenahealth.com

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.

• Beaumont Medical Group Hospital -Based Services

  • Hospitalist Physician
  • Royal Oak, MI
  • NPI 1427567858

  MI

  Medicare reassignment
• Elizabeth Lake Urgent Care PLLC

  • Urgent Care Clinic/Center
  • Waterford, MI
  • NPI 1538585260

  MI

  Medicare reassignment
• Lakeside Urgent Care, P. C.

  • Urgent Care Clinic/Center
  • Clinton Township, MI
  • NPI 1720159304

  MI

  Medicare reassignment
• Oxford Urgent Care P L C

  • Specialist
  • Oxford, MI
  • NPI 1700036936

  MI

  Medicare reassignment
• Royal Urgent Care, PLLC

  • Internal Medicine Physician
  • Royal Oak, MI
  • NPI 1952833196

  MI

  Medicare reassignment
• Lakeside Urgent Care, P.C.

  • Internal Medicine Physician
  • Clinton Township, MI
  • NPI 1811226442
  NPD
• Rochester Urgent Care, P. C.

  • Family Medicine Physician
  • Rochester Hills, MI
  • NPI 1235377052
  NPD
• Somerset Urgent Care PLLC

  • Urgent Care Clinic/Center
  • Troy, MI
  • NPI 1679916258
  NPD
• First Choice Urgent Care PC

  • Urgent Care Clinic/Center
  • Dearborn, MI
  • NPI 1629201264
  NPD (past)

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

{
    "created_epoch": "1507593600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774396800000",
    "number": "1730699299",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "15970 CRESCENT AVE",
            "city": "ALLEN PARK",
            "state": "MI",
            "postal_code": "481011110"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "20176 LIVERNOIS AVE",
            "city": "DETROIT",
            "state": "MI",
            "postal_code": "482211346",
            "telephone_number": "313-864-7000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "39000 7 Mile Rd",
            "address_purpose": "LOCATION",
            "city": "Livonia",
            "state": "MI",
            "postal_code": "481521006",
            "country_code": "US",
            "telephone_number": "947-523-4310",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ANTRASSIAN",
        "first_name": "LEO",
        "middle_name": "H",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-10-10",
        "last_updated": "2026-03-25",
        "certification_date": "2026-03-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "MI",
            "license": "5601008451",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "lantrassian1381837@direct.beaumont.edu",
            "affiliation": "N",
            "address_1": "39000 7 Mile Rd",
            "city": "Livonia",
            "state": "MI",
            "country_code": "US",
            "postal_code": "481521006",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Michael Charles Anton, PSY.D.
• Timothy John Antonelli, R.PH.
• Michael Antoniolli, M.D.
• Shelley Antonucci, NURSE PRACTITIONER
• Kunjamma Antony
• Shir Nikko Anuddin
• Nagaspurthy Reddy Anugu, M.D
• Julie Anumba, RN, MSH
• Oluchi Anuniru, MD
• Khursheed Anwar, PT

• All providers in Detroit, MI
• Physician Assistant in Michigan

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 25, 2026; 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.