Individual provider Active NPI

Thomas Nycz-Lareau, PA

  • Physician Assistant
  • Ann Arbor, MI
National Provider Identifier
1902538697
Registry record updated May 12, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
5601011160 Issued in MI
Practice address
4250 Plymouth Rd
Ann Arbor, MI 48109-2700
Phone
(734) 764-6443
NPI assigned
Jun 30, 2022
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 12, 2026

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 5601011160 MI Primary

Addresses

Primary practice location

4250 Plymouth Rd
Ann Arbor, MI 48109-2700

Mailing address

3621 S State St
Ann Arbor, MI 48108-1633
Phone (734) 647-5299

Other practice location 1

259 Mack Ave
Detroit, MI 48201-2427
Phone (313) 577-1716

Other names 1

  • Thomas Lareau Former name

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20220903000176 MI Practitioner - Physician Assistant 6305220724 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Wayne State University School of Medicine, 2022
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)

1801 Briarwood Cir
Ann Arbor, MI 48108-3347
Phone (734) 539-5000

4250 Plymouth Rd
Ann Arbor, MI 48109-2700
Phone (734) 764-0231

4260 Plymouth Rd
Ann Arbor, MI 48109-2700
Phone (734) 936-4000

4270 Plymouth Rd
Ann Arbor, MI 48109-2700
Phone (734) 936-4000

Hospital & facility affiliations

  • University of Michigan Health System Hospital, Ann Arbor, MI, CCN 230046

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
5601011160MIMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
W.a. Foote Memorial Hospital, Inc Physician Assistant CurrentSince Mar 3, 2023 Accepting new patients
Regents of the University of Michigan CurrentSince Aug 13, 2024 Accepting new patients
W.a. Foote Memorial Hospital, Inc Physician Assistant CurrentSince Mar 3, 2023 Accepting new patients
Regents of the University of Michigan Physician Assistant CurrentSince Aug 13, 2024 Accepting new patients
Indiana Advanced Psychiatry PastSince Jan 21, 2024 Accepting new patients

Locations

1801 Briarwood Cir
Ann Arbor, MI 48108
Phone (734) 539-5000

3621 S State St
Ann Arbor, MI 48108
Phone (734) 647-5229

4250 Plymouth Rd
Ann Arbor, MI 48109
Phone (734) 764-0231

205 N East Ave
Jackson, MI 49201
Phone (517) 788-4730

813 W Michigan Ave
Jackson, MI 49202
Phone (517) 205-1000

7845 Spring Arbor Rd
Spring Arbor, MI 49283
Phone (517) 205-2580

Organizations & group practices 6

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 1

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": "1656547200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778544000000",
    "number": "1902538697",
    "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": "734-647-5299"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4250 PLYMOUTH RD",
            "city": "ANN ARBOR",
            "state": "MI",
            "postal_code": "481092700",
            "telephone_number": "734-764-6443"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "259 Mack Ave",
            "address_purpose": "LOCATION",
            "city": "Detroit",
            "state": "MI",
            "postal_code": "482012427",
            "country_code": "US",
            "telephone_number": "313-577-1716",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NYCZ-LAREAU",
        "first_name": "THOMAS",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-06-30",
        "last_updated": "2026-05-12",
        "certification_date": "2026-05-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "MI",
            "license": "5601011160",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "THOMAS",
            "last_name": "LAREAU",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Ann Arbor, MI

Sources for this page

Verify at the official NPI Registry.