Guest House Inc.

Primary specialty

Substance Use Disorder Rehabilitation Clinic/CenterTaxonomy code 261QR0405X

Legal business name

GUEST HOUSE INC.

Practice address

1601 Joslyn Rd
Lake Orion, MI 48360-1139

Phone

(248) 393-8957

NPI assigned

Jan 9, 2023

Organization subpart

No

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

Authorized official

Name

Christian Salem

Title

Director of Operations

Phone

(586) 921-4000

Specialties & licenses 3

Addresses

Electronic endpoints 1

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

Locations

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

• Jeffrey Paul Berger, M.D.

  • Addiction Medicine (Internal Medicine) Physician
  • Livonia, MI
  • NPI 1962409292
  NPD (past)

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

{
    "created_epoch": "1673222400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1753056000000",
    "number": "1811601503",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1601 JOSLYN RD",
            "city": "LAKE ORION",
            "state": "MI",
            "postal_code": "483601139"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1601 JOSLYN RD",
            "city": "LAKE ORION",
            "state": "MI",
            "postal_code": "483601139",
            "telephone_number": "248-393-8957"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GUEST HOUSE INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2023-01-09",
        "last_updated": "2025-07-21",
        "certification_date": "2025-07-21",
        "status": "A",
        "authorized_official_last_name": "SALEM",
        "authorized_official_first_name": "CHRISTIAN",
        "authorized_official_title_or_position": "DIRECTOR OF OPERATIONS",
        "authorized_official_telephone_number": "586-921-4000"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "261QR0405X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Rehabilitation, Substance Use Disorder",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "324500000X",
            "taxonomy_group": "",
            "desc": "Substance Abuse Rehabilitation Facility",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "csalem@guesthouse.org",
            "affiliation": "N",
            "address_1": "1601 Joslyn Rd",
            "city": "Lake Orion",
            "state": "MI",
            "country_code": "US",
            "postal_code": "483601139",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Leah Greer
• Gregg Chiropractic Life Center North P.C.
• Kendra L Griggs
• Kendra Maureen Grow
• Kaycie Grusnick, FNP-C
• Vincenzo Guglielmetti, M.D.
• H & L Drugs Inc
• H & L Drugs Inc
• H & L Drugs Inc.
• Amber Hagen, NP

• Substance Use Disorder Rehabilitation Clinic/Center in Lake Orion, MI
• Providers in Lake Orion, MI by specialty
• Substance Use Disorder Rehabilitation Clinic/Center in Michigan

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 21, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• 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.