Janet Claassen, MD

Primary specialty

Allergy PhysicianTaxonomy code 207KA0200X

License

182037 Issued in NY

Practice address

8 Southwoods Blvd
Albany, NY 12211-2554

Phone

(518) 434-1446

Fax

(518) 434-2360

NPI assigned

Aug 2, 2005

Last updated

Jul 13, 2026By the provider in NPPES

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

Other identifiers 1

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: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Interoperability endpoints

• Direct secure messaging: janetclaassen@certifieda.allscriptsdirect.net

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.

• Certified Allergy Consultants, PC

  • Allergy & Immunology Physician
  • Clifton Park, NY
  • NPI 1831453315
  NPD (past)

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

{
    "created_epoch": "1122940800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1689675605",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8 SOUTHWOODS BLVD",
            "city": "ALBANY",
            "state": "NY",
            "postal_code": "122112554",
            "telephone_number": "518-434-1446",
            "fax_number": "518-434-2360"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8 SOUTHWOODS BLVD",
            "city": "ALBANY",
            "state": "NY",
            "postal_code": "122112554",
            "telephone_number": "518-434-1446",
            "fax_number": "518-434-2360"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CLAASSEN",
        "first_name": "JANET",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-08-02",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207KA0200X",
            "taxonomy_group": "",
            "desc": "Allergy & Immunology, Allergy",
            "state": "NY",
            "license": "182037",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "01192130",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Citrus Dermatology Services of Ny, P.C.
• City Family Health NP House Call Provider, PLLC
• City School District of Albany
• City School District of Albany
• Stephanie Ciulla, DPT
• Sharon L Clancy, LMSW
• Sheila Clapper
• Allison M Clark, CRNA
• Elizabeth Clark, P.T.
• Erin M Clark, FNP

• Allergy Physician in Albany, NY
• Providers in Albany, NY by specialty
• Allergy Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.