Joyce Marie Tam, MD

Primary specialty

Pediatrics PhysicianTaxonomy code 208000000X

License

036.173366 Issued in IL

Practice address

5841 S Maryland Ave
Chicago, IL 60637-1443

Phone

(888) 824-0200

NPI assigned

Apr 2, 2020

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 IL

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

Pediatric Medicine

Education

Indiana University School of Medicine, 2020

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: joyce.tam.1@11074.direct.athenahealth.com
• Direct secure messaging: jtammd346764@uchospital.direct-ci.com

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.

• The University of Chicago Medical Center

  • General Acute Care Hospital
  • Chicago, IL
  • NPI 1033218128
  Medicare reassignment NPD
• University of Chicago

  • Multi-Specialty Clinic/Center
  • Chicago, IL
  • NPI 1821048786
  Medicare reassignment NPD
• The University of Chicago Medical Center

  • Community/Retail Pharmacy
  • Calumet City, IL
  • NPI 1255895678
  NPD
• Larabida Childrens Hospital

  • Children's Chronic Disease Hospital
  • Chicago, IL
  • NPI 1922196138
  NPD (past)

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

{
    "created_epoch": "1585785600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785888000000",
    "number": "1497384580",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5841 S MARYLAND AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606371443"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5841 S MARYLAND AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606371443",
            "telephone_number": "888-824-0200"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TAM",
        "first_name": "JOYCE",
        "middle_name": "MARIE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-04-02",
        "last_updated": "2026-08-05",
        "certification_date": "2026-08-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "IL",
            "license": "036.173366",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Parkash Singh Talwar
• Alexander Tam, MD
• Amanda Yuenchi Tam, MD
• Hoi Tam
• Joyce Tam, PHD
• Maria Teresa Tam, MD
• Michael L. Tam, M.D.
• Sharon Tam
• Shelby Tam
• Shirley Tam, PHARMD

• Pediatrics Physician in Chicago, IL
• Providers in Chicago, IL by specialty
• Pediatrics Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 5, 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.