Frederick K Askari, MD, PHD

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

4301051394 Issued in MI

Practice address

1500 E Medical Center Dr
Ann Arbor, MI 48109-5000

Phone

(734) 936-4000

NPI assigned

Oct 20, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 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: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

GastroenterologyAlso: Internal Medicine

Education

JS Weill Medical College, Cornell University, 1987

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Regents of the University of MichiganGroup PAC ID 3779496856, 3,344 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• University of Michigan Health System Hospital, Ann Arbor, MI, CCN 230046
• Mymichigan Medical Center Clare Hospital, Clare, MI, CCN 230180
• Bronson Methodist Hospital Hospital, Kalamazoo, MI, CCN 230017
• Henry Ford Allegiance Health Hospital, Jackson, MI, CCN 230092
• Bronson Battle Creek Hospital Hospital, Battle Creek, MI, CCN 230075

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine, Doctor of Philosophy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: faskari25807@direct.med.umich.edu

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.

• Regents of the University of Michigan

  • Internal Medicine Physician
  • Ann Arbor, MI
  • NPI 1205868353
  Medicare reassignment Care Compare group NPD
• Edward W. Sparrow Hospital Association

  • Clinical Social Worker
  • Lansing, MI
  • NPI 1033165790
  Medicare reassignment
• Regents of the University of Michigan

  • Gastroenterology Physician
  • Ann Arbor, MI
  • NPI 1801827639
  NPD
• Regents of the University of Michigan

  • Specialty Pharmacy
  • Dexter, MI
  • NPI 1952181919
  NPD
• Regents of the University of Michigan

  • General Acute Care Hospital
  • Ann Arbor, MI
  • NPI 1003878539
  NPD (past)
• Frederick Health Hospital Inc

  • General Acute Care Hospital
  • Frederick, MD
  • NPI 1538165527
  NPD (past)
• Lima Memorial Joint Operating Company

  • General Acute Care Hospital
  • Lima, OH
  • NPI 1336144732
  NPD (past)

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

• Bronson Battle Creek Hospital

  • General Acute Care Hospital
  • Battle Creek, MI
  • NPI 1083644579
  Care Compare affiliation
• Bronson Methodist Hospital

  • General Acute Care Hospital
  • Kalamazoo, MI
  • NPI 1831116441
  Care Compare affiliation
• Mymichigan Medical Center Clare

  • General Acute Care Hospital
  • Clare, MI
  • NPI 1568414589
  Care Compare affiliation
• Regents of the University of Michigan

  • General Acute Care Hospital
  • Ann Arbor, MI
  • NPI 1003878539
  Care Compare affiliation
• W.a. Foote Memorial Hospital

  • General Acute Care Hospital
  • Jackson, MI
  • NPI 1053403402
  Care Compare affiliation

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

{
    "created_epoch": "1161302400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765324800000",
    "number": "1689756108",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3621 S STATE ST",
            "city": "ANN ARBOR",
            "state": "MI",
            "postal_code": "481081633",
            "telephone_number": "734-936-2047"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1500 E MEDICAL CENTER DR",
            "city": "ANN ARBOR",
            "state": "MI",
            "postal_code": "481095000",
            "telephone_number": "734-936-4000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1500 East Medical Center Dr",
            "address_2": "3rd floor Taubman Ctr Recp D",
            "address_purpose": "LOCATION",
            "city": "Ann Arbor",
            "state": "MI",
            "postal_code": "481095362",
            "country_code": "US",
            "telephone_number": "734-647-5944",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ASKARI",
        "first_name": "FREDERICK",
        "middle_name": "K",
        "credential": "MD, PHD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-20",
        "last_updated": "2025-12-10",
        "certification_date": "2025-12-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MI",
            "license": "4301051394",
            "primary": true
        },
        {
            "code": "207SG0203X",
            "taxonomy_group": "",
            "desc": "Medical Genetics, Clinical Molecular Genetics",
            "state": "MI",
            "license": "4301051394",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "2945646",
            "state": "MI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

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• Jillian Aspinall, M.S., R.D.
• Naziheh Assarzadegan, MD

• Gastroenterology Physician in Ann Arbor, MI
• Providers in Ann Arbor, MI by specialty
• Gastroenterology Physician in Michigan

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 10, 2025; 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.