Mark Tan, M.D.

Primary specialty

Rheumatology PhysicianTaxonomy code 207RR0500X

License

165674 Issued in NY

Practice address

222 Middle Country Road
Suite 312
Smithtown, NY 11787

Phone

(631) 724-8900

Fax

(631) 724-8901

NPI assigned

Dec 29, 2006

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 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

Specialty

RheumatologyAlso: Internal Medicine

Education

State University of New York at Buffalo School of Medicine, 1983

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Practice addresses (Care Compare)

Merit-based Incentive Payment System (MIPS)

Final score

100 of 100Reported as individual

Quality

100

Improvement activities

40

Medicare enrollment (NPD)

Not enrolled

HHS exclusion list flag

Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/
• FHIR API: https://fhir.meditouchehr.com/api/fhir/r4/

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.

• Mark Tan, M.D., P.C.

  • Specialist
  • Smithtown, NY
  • NPI 1386828861
  Medicare reassignment NPD Authorized official
• Rheumatology Associates of L.I., LLP

  • Specialist
  • Port Jefferson Sta, NY
  • NPI 1972772614
  NPD (past)
• Rheumatology Associates of Long Island, LLP

  • Specialist
  • Melville, NY
  • NPI 1457520140
  NPD (past)

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

{
    "created_epoch": "1167350400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1311724800000",
    "number": "1083770580",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "222 MIDDLE COUNTRY ROAD",
            "address_2": "SUITE 312",
            "city": "SMITHTOWN",
            "state": "NY",
            "postal_code": "11787",
            "telephone_number": "631-724-8900",
            "fax_number": "631-724-8901"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "222 MIDDLE COUNTRY ROAD",
            "address_2": "SUITE 312",
            "city": "SMITHTOWN",
            "state": "NY",
            "postal_code": "11787",
            "telephone_number": "631-724-8900",
            "fax_number": "631-724-8901"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TAN",
        "first_name": "MARK",
        "name_prefix": "Mr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-12-29",
        "last_updated": "2011-07-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RR0500X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Rheumatology",
            "state": "NY",
            "license": "165674",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00986705",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Janlyn Taglianetti
• Lilian F Taku
• Doris Tamai, D.O.
• Katelin Tambasco
• Bryan Tamburro, DMD
• Benjamin Tannenbaum, D.C., FNP
• Patrick Tansey, CRNA
• Cynthia Ann Taormina, LMHC
• Kelly Taurisano
• Kristine Tavantzis, BA

• Rheumatology Physician in Smithtown, NY
• Providers in Smithtown, NY by specialty
• Rheumatology Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 27, 2011; 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.