Individual provider Active NPI

Therese Maria Sassalos, M.D.

  • Ophthalmology Physician
  • Detroit, MI
National Provider Identifier
1477996502
Registry record updated Aug 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
License
4301102935 Issued in MI
Practice address
Henry Ford Hospital
2799 W Grand Blvd CFP 363
Detroit, MI 48202
Phone
(313) 916-2020
NPI assigned
Apr 8, 2013
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 18, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Ophthalmology Physician 207W00000X 4301102935 MI Primary

Addresses

Primary practice location

Henry Ford Hospital
2799 W Grand Blvd CFP 363
Detroit, MI 48202

Mailing address

6777 W Maple Rd
West Bloomfield, MI 48322-3013
Phone (248) 325-1091

Other practice location 1

1961 S Telegraph Rd
Bloomfield Hills, MI 48302-0246
Phone (248) 325-1000

Other practice location 2

1000 Wall St
Ann Arbor, MI 48105-1912
Phone (764) 764-4190

Other names 1

  • Therese Peron 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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20170713000187 MI Practitioner - Ophthalmology 0446529085 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Ophthalmology
Education
University of Michigan Medical School, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Henry Ford Health SystemGroup PAC ID 0547178311, 2,550 clinicians

Practice addresses (Care Compare)

6777 W Maple Rd
West Bloomfield, MI 48322-3013
Phone (248) 661-4100

Hospital & facility affiliations

  • Henry Ford Health Hospital Hospital, Detroit, MI, CCN 230053
  • Henry Ford Health West Bloomfield Hospital Hospital, W Bloomfield, MI, CCN 230302

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
4301102935MIMDOphthalmology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Henry Ford Health System Current Accepting new patients
Henry Ford Health System Ophthalmology CurrentSince Jul 13, 2024 Accepting new patients
Regents of the University of Michigan Ophthalmology CurrentSince Jun 30, 2017 Accepting new patients
Henry Ford Health System CurrentSince Jul 13, 2024 Accepting new patients
Regents of the University of Michigan CurrentSince Jun 30, 2017 Accepting new patients
Regents of the University of Michigan Ophthalmology Current Accepting new patients

Locations

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

1000 Wall St
Ann Arbor, MI 48105
Phone (734) 763-1415

3621 S State St
#700
Ann Arbor, MI 48108

1500 E Medical Center Dr
Ann Arbor, MI 48109
Phone (734) 936-4280

1961 S Telegraph Rd
Bloomfield Township, MI 48302
Phone (248) 319-6190

7500 Challis Rd
Brighton, MI 48116
Phone (734) 764-4190

2799 W Grand Blvd
#363
Detroit, MI 48202
Phone (313) 916-2020

2799 W Grand Blvd
Detroit, MI 48202
Phone (313) 876-2062

2799 W Grand Blvd
Ste Cfp
Detroit, MI 48202

6777 W Maple Rd
West Bloomfield, MI 48322
Phone (248) 325-1000

Interoperability endpoints

  • Direct secure messaging: tperon282663@direct.hfhs.org

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 2

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": "1365379200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755475200000",
    "number": "1477996502",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6777 W MAPLE RD",
            "city": "WEST BLOOMFIELD",
            "state": "MI",
            "postal_code": "483223013",
            "telephone_number": "248-325-1091"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "HENRY FORD HOSPITAL",
            "address_2": "2799 W GRAND BLVD CFP 363",
            "city": "DETROIT",
            "state": "MI",
            "postal_code": "48202",
            "telephone_number": "313-916-2020"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1961 S Telegraph Rd",
            "address_purpose": "LOCATION",
            "city": "Bloomfield Hills",
            "state": "MI",
            "postal_code": "483020246",
            "country_code": "US",
            "telephone_number": "248-325-1000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1000 Wall St",
            "address_purpose": "LOCATION",
            "city": "Ann Arbor",
            "state": "MI",
            "postal_code": "481051912",
            "country_code": "US",
            "telephone_number": "764-764-4190",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SASSALOS",
        "first_name": "THERESE",
        "middle_name": "MARIA",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-04-08",
        "last_updated": "2025-08-18",
        "certification_date": "2025-08-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "",
            "desc": "Ophthalmology",
            "state": "MI",
            "license": "4301102935",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "THERESE",
            "last_name": "PERON",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Detroit, MI

Sources for this page

Verify at the official NPI Registry.