Individual provider Active NPI

Ralph Bertrand Lamonge, MD

  • Anesthesiology Physician
  • Ann Arbor, MI
National Provider Identifier
1821764184
Registry record updated Jun 26, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
4301514224 Issued in MI
Practice address
1500 E Medical Center Dr
Ann Arbor, MI 48109-5000
Phone
(734) 936-4000
NPI assigned
Aug 18, 2021
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 26, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 4301514224 MI Primary

Addresses

Primary practice location

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

Mailing address

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

Other practice location 1

10000 Telegraph Rd
Taylor, MI 48180-3330
Phone (313) 295-5253

Other practice location 2

2160 S 1st Ave
Maywood, IL 60153-3328
Phone (239) 464-1218

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address rlamonge3186031@epic00.corewelldirect.org

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
I20250430001871 MI Practitioner - Anesthesiology 7911386750 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Loyola University of Chicago, Stritch School of Medicine, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Beaumont Medical Group Hospital Based ServicesGroup PAC ID 3072875889, 575 clinicians
Regents of the University of MichiganGroup PAC ID 3779496856, shared by 45 NPIs, 3,344 clinicians

Practice addresses (Care Compare)

10000 Telegraph Rd
Taylor, MI 48180-3330
Phone (313) 295-5360

1500 E Medical Ctr Dr
Ann Arbor, MI 48109-5000
Phone (734) 936-4000

44201 Dequindre Rd
Troy, MI 48085-1117
Phone (248) 964-1187

44201 Dequindre Rd Ec
Beaumont Emergency Services TR
Troy, MI 48085-1117
Phone (248) 964-5111

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Beaumont Medical Group Hospital -Based Services CurrentSince Jun 1, 2025 Accepting new patients

Locations

10000 Telegraph Rd
Taylor, MI 48180
Phone (313) 295-5000

44201 Dequindre Rd
Troy, MI 48085
Phone (248) 471-8255

Interoperability endpoints

  • Direct secure messaging: rlamonge4509687@direct.trinity-health.org
  • Direct secure messaging: rlamonge3186031@epic00.corewelldirect.org

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1629244800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782432000000",
    "number": "1821764184",
    "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": "1500 E MEDICAL CENTER DR",
            "city": "ANN ARBOR",
            "state": "MI",
            "postal_code": "481095000",
            "telephone_number": "734-936-4000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "10000 Telegraph Rd",
            "address_purpose": "LOCATION",
            "city": "Taylor",
            "state": "MI",
            "postal_code": "481803330",
            "country_code": "US",
            "telephone_number": "313-295-5253",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2160 S 1st Ave",
            "address_purpose": "LOCATION",
            "city": "Maywood",
            "state": "IL",
            "postal_code": "601533328",
            "country_code": "US",
            "telephone_number": "239-464-1218",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LAMONGE",
        "first_name": "RALPH",
        "middle_name": "BERTRAND",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-08-18",
        "last_updated": "2026-06-26",
        "certification_date": "2026-06-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "MI",
            "license": "4301514224",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "rlamonge3186031@epic00.corewelldirect.org",
            "affiliation": "N",
            "address_1": "10000 Telegraph Rd",
            "city": "Taylor",
            "state": "MI",
            "country_code": "US",
            "postal_code": "481803330",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Ann Arbor, MI

Sources for this page

Verify at the official NPI Registry.