Individual provider Active NPI

Osama M. Alassi, M.D.

  • Anatomic Pathology & Clinical Pathology Physician
  • Royal Oak, MI
National Provider Identifier
1033127741
Registry record updated Mar 16, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anatomic Pathology & Clinical Pathology PhysicianTaxonomy code 207ZP0102X
License
4301077763 Issued in MI
Practice address
3601 W 13 Mile Rd
Royal Oak, MI 48073-6712
Phone
(248) 898-9060
Fax
(248) 898-9054
NPI assigned
Aug 4, 2006
Last updated
Mar 16, 2023By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 16, 2023

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Cytopathology Physician 207ZC0500X 4301077763 MI
Anatomic Pathology & Clinical Pathology Physician 207ZP0102X 4301077763 MI Primary

Addresses

Primary practice location

3601 W 13 Mile Rd
Royal Oak, MI 48073-6712

Mailing address

26901 Beaumont Blvd Ste 3D
Southfield, MI 48033-3849
Phone (947) 522-1848

Other practice location 1

468 Cadieux Rd
Grosse Pointe, MI 48230-1507
Phone (313) 473-1615

Other practice location 2

44201 Dequindre Rd
Troy, MI 48085-1117
Phone (248) 964-4130

Other practice location 3

18101 Oakwood Blvd
Dearborn, MI 48124-4089
Phone (313) 593-7965

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address oalassi82587@direct.beaumont.edu
Direct Messaging Address oalassi82587@direct.beaumont.edu

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI, FL2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20070213000233 MI Practitioner - Pathology 8921000498 Reassigns benefits to 3 organizations
I20251125000928 FL Practitioner - Pathology 8921000498 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Pathology
Education
Other, 1999
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Beaumont Medical Group Hospital Based ServicesGroup PAC ID 3072875889, 575 clinicians
Gastrointestinal Specialists PCGroup PAC ID 4880590264, 16 clinicians
Integrated Regional Laboratories Pathology Services, LLCGroup PAC ID 9133244346, 132 clinicians

Practice addresses (Care Compare)

18101 Oakwood Blvd
Dearborn, MI 48124-4089

264 W Maple Rd
Suite 200
Troy, MI 48084-5458
Phone (248) 273-9930

28050 Grand River Ave
Farmington Hills, MI 48336-5919
Phone (947) 521-8196

33155 Annapolis St
Wayne, MI 48184-2405
Phone (734) 467-4234

3535 W 13 Mile Rd
Royal Oak, MI 48073-6770

3555 W 13 Mile Rd
N120 Corewell Health William Beaumont Unive
Royal Oak, MI 48073-6710
Phone (248) 551-1550

3577 W 13 Mile Rd
Royal Oak, MI 48073-6710

3581 W 13 Mile Rd BCC
Beaumont Breast Care Center Ro
Royal Oak, MI 48073-6710
Phone (248) 551-3300

3601 W 13 Mile Rd
Royal Oak, MI 48073-6712

3601 W 13 Mile Rd Ec
Beaumont Emergency Services Ro
Royal Oak, MI 48073-6712
Phone (248) 898-0575

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

468 Cadieux Rd
Grosse Pointe, MI 48230-1507
Phone (313) 473-1605

5301 S Congress Ave
Atlantis, FL 33462-1149
Phone (561) 548-3639

5450 Fort St
Trenton, MI 48183-4601
Phone (734) 671-3866

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
4301077763MIMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Pathmed Associates LLC Anatomic Pathology & Clinical Pathology Current Accepting new patients
Henry Ford Health System Current Accepting new patients
Henry Ford Health System CurrentSince Jul 1, 2006 Accepting new patients
Beaumont Medical Group Hospital -Based Services CurrentSince Feb 24, 2018 Accepting new patients
Gastrointestinal Specialists PC CurrentSince Jul 15, 2025 Accepting new patients
Essential Anesthesia Services, PLC CurrentSince Jul 15, 2025 Accepting new patients
Integrated Regional Laboratories Pathology Services, LLC Anatomic Pathology & Clinical Pathology CurrentSince Dec 1, 2025 Accepting new patients
Henry Ford Health System CurrentSince Jul 1, 2006 Accepting new patients

Locations

5301 S Congress Ave
Lantana, FL 33462
Phone (561) 548-3549

20900 Biscayne Blvd
Miami, FL 33180
Phone (305) 682-7290

18101 Oakwood Blvd
Dearborn, MI 48124
Phone (313) 593-8780

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

468 Cadieux Rd
Grosse Pointe Woods, MI 48230
Phone (313) 343-1000

3601 W 13 Mile Rd
Royal Oak, MI 48073

26901 Beaumont Blvd
Ste 3D
Southfield, MI 48033
Phone (947) 522-1860

264 W Maple Rd
Ste 200
Troy, MI 48084
Phone (248) 273-9930

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

Interoperability endpoints

  • Direct secure messaging: oalassi1222535@epic00.shdirect.org
  • Direct secure messaging: oalassi82587@direct.beaumont.edu

Organizations & group practices 8

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.

Hospital & facility affiliations 8

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": "1154649600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1678924800000",
    "number": "1033127741",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "26901 BEAUMONT BLVD STE 3D",
            "city": "SOUTHFIELD",
            "state": "MI",
            "postal_code": "480333849",
            "telephone_number": "947-522-1848",
            "fax_number": "947-522-0307"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3601 W 13 MILE RD",
            "city": "ROYAL OAK",
            "state": "MI",
            "postal_code": "480736712",
            "telephone_number": "248-898-9060",
            "fax_number": "248-898-9054"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "468 Cadieux Rd",
            "address_purpose": "LOCATION",
            "city": "Grosse Pointe",
            "state": "MI",
            "postal_code": "482301507",
            "country_code": "US",
            "telephone_number": "313-473-1615",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "44201 Dequindre Rd",
            "address_purpose": "LOCATION",
            "city": "Troy",
            "state": "MI",
            "postal_code": "480851117",
            "country_code": "US",
            "telephone_number": "248-964-4130",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "18101 Oakwood Blvd",
            "address_purpose": "LOCATION",
            "city": "Dearborn",
            "state": "MI",
            "postal_code": "481244089",
            "country_code": "US",
            "telephone_number": "313-593-7965",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ALASSI",
        "first_name": "OSAMA",
        "middle_name": "M.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-04",
        "last_updated": "2023-03-16",
        "certification_date": "2023-03-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207ZC0500X",
            "taxonomy_group": "",
            "desc": "Pathology, Cytopathology",
            "state": "MI",
            "license": "4301077763",
            "primary": false
        },
        {
            "code": "207ZP0102X",
            "taxonomy_group": "",
            "desc": "Pathology, Anatomic Pathology & Clinical Pathology",
            "state": "MI",
            "license": "4301077763",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "oalassi82587@direct.beaumont.edu",
            "affiliation": "N",
            "address_1": "18101 Oakwood Blvd",
            "city": "Dearborn",
            "state": "MI",
            "country_code": "US",
            "postal_code": "481244089",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "oalassi82587@direct.beaumont.edu",
            "affiliation": "N",
            "address_1": "3601 W 13 Mile Rd",
            "city": "Royal Oak",
            "state": "MI",
            "country_code": "US",
            "postal_code": "480736712",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Royal Oak, MI

Sources for this page

Verify at the official NPI Registry.