Individual provider Active NPI

Siri Sunderi Cheng, M.D.

  • Otolaryngology Physician
  • Martinez, CA
National Provider Identifier
1992853600
Registry record updated Jan 15, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Otolaryngology PhysicianTaxonomy code 207Y00000X
License
A94243 Issued in CA
Practice address
2500 Alhambra Ave
Martinez, CA 94553-3156
Phone
(510) 395-2827
NPI assigned
Jan 8, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 15, 2022

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Otolaryngology Physician 207Y00000X 01067065A IN
Otolaryngology Physician 207Y00000X A94243 CA Primary

Addresses

Primary practice location

2500 Alhambra Ave
Martinez, CA 94553-3156

Mailing address

2500 Alhambra Ave
Martinez, CA 94553-3156
Phone (925) 370-5111

Other identifiers 1

IdentifierTypeStateIssuer
GW571AOtherCAMEDICARE PTAN

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20130123000425 CA Practitioner - Otolaryngology 8527106715 Reassigns benefits to 1 organization
Practice locations: Walnut Creek, CA

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
01067065AINMDOtolaryngology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Contra Costa County Current Accepting new patients
Contra Costa County CurrentSince Jun 3, 2025 Accepting new patients
Contra Costa County CurrentSince Jun 3, 2025 Accepting new patients
Otolaryngology Associates, LLC Otolaryngology Past Accepting new patients

Locations

2500 Alhambra Ave
Martinez, CA 94553
Phone (925) 370-5000

2311 Loveridge Rd
Pittsburg, CA 94565
Phone (800) 495-8885

2523 El Portal Dr
Ste 206
San Pablo, CA 94806
Phone (510) 215-3730

Interoperability endpoints

  • FHIR API: https://fhir4.healow.com/fhir/r4/IEEADA

Organizations & group practices 4

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.

NPI Registry JSON

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

{
    "created_epoch": "1168214400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1642204800000",
    "number": "1992853600",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2500 ALHAMBRA AVE",
            "city": "MARTINEZ",
            "state": "CA",
            "postal_code": "945533156",
            "telephone_number": "925-370-5111"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2500 ALHAMBRA AVE",
            "city": "MARTINEZ",
            "state": "CA",
            "postal_code": "945533156",
            "telephone_number": "510-395-2827"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHENG",
        "first_name": "SIRI SUNDERI",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-01-08",
        "last_updated": "2022-01-15",
        "certification_date": "2022-01-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Y00000X",
            "taxonomy_group": "",
            "desc": "Otolaryngology",
            "state": "IN",
            "license": "01067065A",
            "primary": false
        },
        {
            "code": "207Y00000X",
            "taxonomy_group": "",
            "desc": "Otolaryngology",
            "state": "CA",
            "license": "A94243",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE PTAN",
            "identifier": "GW571A",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Martinez, CA

Sources for this page

Verify at the official NPI Registry.