Sarah To, DDS

Primary specialty

General Practice DentistryTaxonomy code 1223G0001X

License

DDS110767 Issued in CA

Practice address

1855 San Miguel Dr Ste 31
Walnut Creek, CA 94596-5298

Phone

(925) 935-2700

NPI assigned

Feb 1, 2023

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 CA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: No
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

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.

• Amardeep Gill, D.D.S., Inc.

  dba Brentwood Smiles Dental Group

  • Dentist
  • Brentwood, CA
  • NPI 1558629386
  NPD (past)
• Pacific Dental Services

  • Dentist
  • Brentwood, CA
  • NPI 1992181911
  NPD (past)

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

{
    "created_epoch": "1675209600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760832000000",
    "number": "1801592969",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "85 CLEAVELAND RD APT 245",
            "city": "PLEASANT HILL",
            "state": "CA",
            "postal_code": "945233713",
            "telephone_number": "925-255-1699"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1855 SAN MIGUEL DR STE 31",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945965298",
            "telephone_number": "925-935-2700"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TO",
        "first_name": "SARAH",
        "name_prefix": "Dr.",
        "credential": "DDS",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-02-01",
        "last_updated": "2025-10-19",
        "certification_date": "2025-10-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223G0001X",
            "taxonomy_group": "",
            "desc": "Dentist, General Practice",
            "state": "CA",
            "license": "DDS110767",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• George Tischenko, M.D.
• Kit Tittiranonda, MD
• Fatima Tiwana
• Ashley Chiang Tjoe, O.D.
• Angeline Sutomo Tju
• Michael S Tobian, DDS
• Allan David Tobias, MD JD
• Emily Toch, MD, MS
• Jacob Todd
• Matthew Vincent Tognotti, D.D.S.

• General Practice Dentistry in Walnut Creek, CA
• Providers in Walnut Creek, CA by specialty
• General Practice Dentistry in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 19, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.