Samuel Nicholas Regan, MD

Primary specialty

Radiation Oncology PhysicianTaxonomy code 2085R0001X

License

4301513556 Issued in MI

Practice address

5301 McAuley Dr
Ypsilanti, MI 48197-1051

Phone

(734) 712-3595

Fax

(734) 712-5344

NPI assigned

Mar 30, 2020

Last updated

Apr 27, 2026By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

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: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Radiation Oncology

Education

Other, 2020

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Huron River Radiation Oncology Specialists PCGroup PAC ID 2062460165, 8 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Trinity Health Ann Arbor Hospital Hospital, Ann Arbor, MI, CCN 230156
• Trinity Health Livingston Hospital Hospital, Howell, MI, CCN 230069
• St Joe Mercy Hospital System Livonia Hospital, Livonia, MI, CCN 230002
• Chelsea Hospital Hospital, Chelsea, MI, CCN 230259

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

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.

• Huron River Radiation Oncology Specialists PC

  • Radiation Oncology Physician
  • Ypsilanti, MI
  • NPI 1548286990

  Single Specialty

  Medicare reassignment Care Compare group NPD

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

• Saint Joseph Mercy Livingston Hospital

  • General Acute Care Hospital
  • Brighton, MI
  • NPI 1093748642
  Care Compare affiliation
• St Joseph Mercy Chelsea Inc

  dba Chelsea Hospital

  • General Acute Care Hospital
  • Chelsea, MI
  • NPI 1992761985
  Care Compare affiliation
• St Joseph Mercy Hospital

  dba Trinity Heath Ann Arbor Hospital

  • General Acute Care Hospital
  • Ypsilanti, MI
  • NPI 1780658443
  Care Compare affiliation
• St Mary Mercy Hospital

  • General Acute Care Hospital
  • Livonia, MI
  • NPI 1790706901
  Care Compare affiliation

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

{
    "created_epoch": "1585526400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777248000000",
    "number": "1295363851",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 77269",
            "city": "DETROIT",
            "state": "MI",
            "postal_code": "482770269",
            "telephone_number": "512-583-2000",
            "fax_number": "512-583-2001"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5301 MCAULEY DR",
            "city": "YPSILANTI",
            "state": "MI",
            "postal_code": "481971051",
            "telephone_number": "734-712-3595",
            "fax_number": "734-712-5344"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "36475 5 Mile Rd",
            "address_purpose": "LOCATION",
            "city": "Livonia",
            "state": "MI",
            "postal_code": "481541971",
            "country_code": "US",
            "telephone_number": "734-655-2006",
            "fax_number": "734-655-2656",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "775 S Main St",
            "address_purpose": "LOCATION",
            "city": "Chelsea",
            "state": "MI",
            "postal_code": "481181383",
            "country_code": "US",
            "telephone_number": "734-593-5683",
            "fax_number": "734-593-5695",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1600 S Canton Center Rd",
            "address_purpose": "LOCATION",
            "city": "Canton",
            "state": "MI",
            "postal_code": "481881992",
            "country_code": "US",
            "telephone_number": "734-398-8718",
            "fax_number": "734-398-8648",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "7575 Grand River Rd",
            "address_purpose": "LOCATION",
            "city": "Brighton",
            "state": "MI",
            "postal_code": "481149309",
            "country_code": "US",
            "telephone_number": "810-844-7250",
            "fax_number": "810-844-7260",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "REGAN",
        "first_name": "SAMUEL",
        "middle_name": "NICHOLAS",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2020-03-30",
        "last_updated": "2026-04-27",
        "certification_date": "2026-04-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "MI",
            "license": "4301513556",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "sregan674675@direct.trinity-health.org",
            "affiliation": "N",
            "endpointDescription": "Direct Address",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "5301 McAuley Dr",
            "city": "Ypsilanti",
            "state": "MI",
            "country_code": "US",
            "postal_code": "481971051",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Miranda Reed, RN
• Daprisha D Reese, LPN
• Laura K Reese, MD
• Jaquetta Marie Reeves, FNP-C
• Monique Reeves, M.D.
• Thomas Yvan Regenbogen, MD
• Regents of the University of Michigan
• Diana Rego, NP
• Rehab Transportation, LLC
• Rehabilitation Masters

• Radiation Oncology Physician in Ypsilanti, MI
• Providers in Ypsilanti, MI by specialty
• Radiation Oncology Physician in Michigan

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 27, 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.