Serena Hsin Huang, MD

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

82399 Issued in CT

Practice address

35 River Rd Ste 101
Cos Cob, CT 06807-2759

Phone

(203) 863-4570

Fax

(203) 863-4580

NPI assigned

Apr 6, 2022

Last updated

Oct 15, 2025By 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

Medicare fee-for-service enrollment

Enrolled in CT

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

Family Practice

Education

Emory University School of Medicine, 2022

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Northeast Medical Group IncGroup PAC ID 1254233836, 1,357 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Greenwich Hospital Association - Hospital, Greenwich, CT, CCN 070018

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: shuang24461@stamfordhealth.direct-ci.com
• Direct secure messaging: shuang571751@direct.ynhh.org

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.

• Northeast Medical Group, Inc.

  • Internal Medicine Physician
  • Bridgeport, CT
  • NPI 1043278351
  Medicare reassignment Care Compare group NPD
• Northeast Medical Group, Inc

  dba Cardiac Specialists

  • Cardiovascular Disease Physician
  • Fairfield, CT
  • NPI 1366745267
  NPD

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

• Greenwich Hospital

  • General Acute Care Hospital
  • Greenwich, CT
  • NPI 1609846088
  Care Compare affiliation

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

{
    "created_epoch": "1649203200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760486400000",
    "number": "1780325217",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "35 RIVER RD STE 101",
            "city": "COS COB",
            "state": "CT",
            "postal_code": "068072759",
            "telephone_number": "203-863-4570"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "35 RIVER RD STE 101",
            "city": "COS COB",
            "state": "CT",
            "postal_code": "068072759",
            "telephone_number": "203-863-4570",
            "fax_number": "203-863-4580"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HUANG",
        "first_name": "SERENA",
        "middle_name": "HSIN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-04-06",
        "last_updated": "2025-10-15",
        "certification_date": "2025-10-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "CT",
            "license": "82399",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Greenwich Education and Prep, LLC
• Greenwich Integrative Medicine PC
• Donna Joan Hagberg, M.D.
• Dwayne Patrick Hagenow
• Ira Stuart Honig, DDS
• Louis Gabriel Imperato III, DPT
• Caitlin Marie Ingraham, M.S., CCC-SLP
• Allan Gene Inguito
• Reema Mariam Iqbal, MD
• J Neurospine Painman1Ct LLC

• Family Medicine Physician in Cos Cob, CT
• Providers in Cos Cob, CT by specialty
• Family Medicine Physician in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 15, 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.