Stefan G Karos, M.D.

Primary specialty

Urology PhysicianTaxonomy code 208800000X

License

73838 Issued in MA

Practice address

50 Memorial Dr
Suite 104
Leominster, MA 01453-2238

Phone

(978) 466-4075

NPI assigned

Oct 4, 2005

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Other identifiers 4

Medicare fee-for-service enrollment

Enrolled in MA

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

Urology

Education

Other, 1986

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Hospital & facility affiliations

• Umass Memorial Healthalliance Hospitals Hospital, Leominster, MA, CCN 220001
• Umass Memorial Medical Center/University Campus Hospital, Worcester, MA, CCN 220163

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

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.

• Stefan Karos MDPC

  • Urology Physician
  • Leominster, MA
  • NPI 1922374636

  MA, Urology

  Medicare reassignment NPD Authorized official
• Premier Diagnostic Services, Inc

  • Sonography Radiologic Technologist
  • Stoughton, MA
  • NPI 1659377802
  NPD

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

• Umass Memorial Healthalliance Clinton Hospital Inc

  • General Acute Care Hospital
  • Leominster, MA
  • NPI 1013995133

  Hospital

  Care Compare affiliation
• Umass Memorial Healthalliance Clinton Hospital Inc

  • Psychiatric Hospital Unit
  • Clinton, MA
  • NPI 1285171934

  Hospital

  Care Compare affiliation
• Umass Memorial Medical Center, Inc.

  • General Acute Care Hospital
  • Worcester, MA
  • NPI 1831151455

  Hospital

  Care Compare affiliation

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

{
    "created_epoch": "1128384000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1623974400000",
    "number": "1376530378",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "50 MEMORIAL DR",
            "address_2": "SUITE 104",
            "city": "LEOMINSTER",
            "state": "MA",
            "postal_code": "014532238",
            "telephone_number": "978-798-1418"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "50 MEMORIAL DR",
            "address_2": "SUITE 104",
            "city": "LEOMINSTER",
            "state": "MA",
            "postal_code": "014532238",
            "telephone_number": "978-466-4075"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KAROS",
        "first_name": "STEFAN",
        "middle_name": "G",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-10-04",
        "last_updated": "2021-06-18",
        "certification_date": "2021-06-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208800000X",
            "taxonomy_group": "",
            "desc": "Urology",
            "state": "MA",
            "license": "73838",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "FALLON",
            "identifier": "4427",
            "state": "MA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "9713930",
            "state": "MA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3079465",
            "state": "MA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "TUFTS",
            "identifier": "073838",
            "state": "MA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Doreen Nakito Kalule
• Edward E. Kamens, M.D.
• Catherine Leigh Kane, MSW, LICSW
• Richard Kane
• Imran Karim, MD
• Lauren O. Katz, FNP
• Cynthia Kaul Carter, M.ED., LMHC
• Kay Ricciotti
• Stephanie Kay, MSW
• Kaya Dental PLLC

• Urology Physician in Leominster, MA
• Providers in Leominster, MA by specialty
• Urology Physician in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 18, 2021; 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.