Alyna Chien, MD

Primary specialty

Pediatrics PhysicianTaxonomy code 208000000X

Practice address

1501 S California Ave
Chicago, IL 60608-1732

Phone

(773) 257-6770

NPI assigned

May 16, 2006

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 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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Interoperability endpoints

• Direct secure messaging: achien27016@direct.bostonchildrens.org

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.

• Childrens Hospital Boston

  • Children's Hospital
  • Boston, MA
  • NPI 1770741530
  NPD (past)

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

{
    "created_epoch": "1147737600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1023060308",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1501 S CALIFORNIA AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606081732",
            "telephone_number": "773-257-6770"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1501 S CALIFORNIA AVE",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606081732",
            "telephone_number": "773-257-6770"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHIEN",
        "first_name": "ALYNA",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-05-16",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "IL",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Vignesh Chidambaram, MD, MPH
• Arati Vinod Chidi, DO
• Michael Chidueme
• Joy Chiedu
• Andrea Chiem Hwee, M.D.
• Mark C Chien, M.D.
• Nicholas Chien, MD
• Oksana Chien, APRN, CNP
• Peter L Chien, M.D.
• Bozhidar Boykov Chifchiev, MD

• 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 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.