Janika Camilla Kemppainen, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

337611 Issued in NY

Practice address

101 Nicolls Rd
Stony Brook, NY 11794-0001

Phone

(631) 689-8333

NPI assigned

Apr 9, 2022

Sex

Female

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 NY

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Hospitalist

Education

Other, 2022

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Stony Brook Internists University Faculty Practice CorporationGroup PAC ID 9133019821, 427 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Suny/Stony Brook University Hospital Hospital, Stony Brook, NY, CCN 330393

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• Healthfirst Medicare Network H9678
• Healthfirst Medicare Network H3359
• Healthfirst Medicare Network H1722
• Healthfirst Medicare Network H5989

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.

• Stony Brook Internists, University Faculty Practice Corporation

  • Internal Medicine Physician
  • Stony Brook, NY
  • NPI 1821035601
  Medicare reassignment Care Compare group NPD
• Stony Brook Internists, University Faculty Practice Corporation

  • Cardiac Rehabilitation Registered Nurse
  • Stony Brook, NY
  • NPI 1295778371
  NPD

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

• University Hospital at Stony Brook

  • General Acute Care Hospital
  • Southampton, NY
  • NPI 1033224704
  Care Compare affiliation
• University Hospital at Stony Brook

  • General Acute Care Hospital
  • Southampton, NY
  • NPI 1225507114
  Care Compare affiliation
• University Hospital at Stony Brook

  • Land Ambulance
  • Stony Brook, NY
  • NPI 1306620588

  Hospital

  Care Compare affiliation
• University Hospital at Stony Brook

  • General Acute Care Hospital
  • Greenport, NY
  • NPI 1881690691
  Care Compare affiliation
• University Hospital at Stony Brook

  • Clinic/Center
  • Greenport, NY
  • NPI 1932466604

  Hospital

  Care Compare affiliation
• University Hospital at Stony Brook

  • General Acute Care Hospital
  • Stony Brook, NY
  • NPI 1972523348
  Care Compare affiliation

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

{
    "created_epoch": "1649462400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750550400000",
    "number": "1922740059",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "101 NICOLLS RD",
            "city": "STONY BROOK",
            "state": "NY",
            "postal_code": "117940001"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "101 NICOLLS RD",
            "city": "STONY BROOK",
            "state": "NY",
            "postal_code": "117940001",
            "telephone_number": "631-689-8333"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KEMPPAINEN",
        "first_name": "JANIKA",
        "middle_name": "CAMILLA",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-04-09",
        "last_updated": "2025-06-22",
        "certification_date": "2025-06-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "337611",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Caitlin Elizabeth Keane-Bisconti, D.O.
• Danielle J Kelly, NP
• Lawrence William Kelly Jr., MD
• Suzanne Kelly, FNP
• Jonathan Kelvas, PA-C
• Caroline A Kennedy
• Grace Lee Ker, M.D.
• Roger S. Keresztes, MD
• Katrina Kerolus, MD
• Maria Kerr, LCSW

• Internal Medicine Physician in Stony Brook, NY
• Providers in Stony Brook, NY by specialty
• Internal Medicine Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 22, 2025; 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.