Catherina Yang Greenberg, MD

Primary specialty

Otolaryngology PhysicianTaxonomy code 207Y00000X

License

A201535 Issued in CA

Practice address

657 Oak Grove Ave
Menlo Park, CA 94025-4317

Phone

(650) 668-2258

NPI assigned

Mar 28, 2020

Sex

Female

Sole proprietor

Yes

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Other names 1

• Catherina Yang Former name

Medicare fee-for-service enrollment

Enrolled in CA

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

Otolaryngology

Education

Other, 2020

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• County of Santa Clara

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • San Jose, CA
  • NPI 1699885079
  Medicare reassignment NPD
• County of Santa Clara

  • Federally Qualified Health Center (FQHC)
  • Sunnyvale, CA
  • NPI 1336326974

  Otolaryngology

  NPD
• County of Santa Clara

  • Pharmacy
  • San Jose, CA
  • NPI 1891871919
  NPD

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

{
    "created_epoch": "1585353600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759363200000",
    "number": "1629606538",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "456 WAVERLEY ST",
            "city": "MENLO PARK",
            "state": "CA",
            "postal_code": "940253718",
            "telephone_number": "516-650-2199"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "657 OAK GROVE AVE",
            "city": "MENLO PARK",
            "state": "CA",
            "postal_code": "940254317",
            "telephone_number": "650-668-2258"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GREENBERG",
        "first_name": "CATHERINA",
        "middle_name": "YANG",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2020-03-28",
        "last_updated": "2025-10-02",
        "certification_date": "2025-10-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Y00000X",
            "taxonomy_group": "",
            "desc": "Otolaryngology",
            "state": "CA",
            "license": "A201535",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "CATHERINA",
            "last_name": "YANG",
            "credential": "MD",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Katherine Graham
• Grail, Inc.
• Gail Anne Gram, R.N.
• David Andrew Grandin, MFCC
• Barbara L Green
• Lauren Greenberg, MD
• Carolyn Joanne Greene, PH.D.
• David L Gregg, MD
• Jennifer Gregory, PH.D.
• Nathan Morgan Grier, PT

• Otolaryngology Physician in Menlo Park, CA
• Providers in Menlo Park, CA by specialty
• Otolaryngology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 2, 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.