Mason Robert Marshall, DO

Primary specialty

Anatomic Pathology & Clinical Pathology PhysicianTaxonomy code 207ZP0102X

License

82022-21 Issued in WI

Practice address

3550 Terrace Street Pathology Education Office A711
Pittsburgh, PA 15270-4494

Phone

(412) 802-6014

NPI assigned

Mar 9, 2020

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in WI

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

Specialty

Pathology

Education

Other, 2021

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Associated Pathologists, SCGroup PAC ID 9739285479, 19 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• SSM Health St Mary'S Hospital - Madison Hospital, Madison, WI, CCN 520083
• SSM Health St Mary'S Hospital - Janesville Hospital, Janesville, WI, CCN 520208

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

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.

• Associated Pathologists, SC

  • Clinical Pathology/Laboratory Medicine Physician
  • Madison, WI
  • NPI 1396782231
  Medicare reassignment Care Compare group
• The Monroe Clinic, Inc.

  • Specialist
  • Monroe, WI
  • NPI 1386720548
  Medicare reassignment

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• SSM Health Care of Wisconsin, Inc.

  • General Acute Care Hospital
  • Madison, WI
  • NPI 1184621211
  Care Compare affiliation
• SSM Health Care of Wisconsin, Inc.

  • General Acute Care Hospital
  • Janesville, WI
  • NPI 1194004408
  Care Compare affiliation

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

{
    "created_epoch": "1583712000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771977600000",
    "number": "1609401736",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3600 FORBES AVENUE",
            "address_2": "FORBES TOWER PLAZA LEVEL SUITE 140",
            "city": "PITTSBURGH",
            "state": "PA",
            "postal_code": "15213"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3550 TERRACE STREET PATHOLOGY EDUCATION OFFICE A711",
            "city": "PITTSBURGH",
            "state": "PA",
            "postal_code": "152704494",
            "telephone_number": "412-802-6014"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARSHALL",
        "first_name": "MASON",
        "middle_name": "ROBERT",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-03-09",
        "last_updated": "2026-02-25",
        "certification_date": "2026-02-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207ZP0102X",
            "taxonomy_group": "",
            "desc": "Pathology, Anatomic Pathology & Clinical Pathology",
            "state": "WI",
            "license": "82022-21",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Elisa Marshall, RPH
• Julianna Marshall, PA-C
• Kelly Marshall
• Lonnie L Marshall, D. O.
• Lynne Marshall, COTA
• Megan Marshall, M.S., CGC
• Molly Kate Marshall, MD
• Susan Marie Marshall, CRNP
• Ann M Marsico
• Laura Kathleen Marsico

• Anatomic Pathology & Clinical Pathology Physician in Pittsburgh, PA
• Providers in Pittsburgh, PA by specialty
• Anatomic Pathology & Clinical Pathology Physician in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 25, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.