Individual provider Active NPI

Grace Encarnacion Chin, D.D.S.

  • Pediatric Dentistry
  • Oakland, CA
National Provider Identifier
1962492181
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric DentistryTaxonomy code 1223P0221X
License
049650 Issued in NY
Practice address
4881 Telegraph Ave
Oakland, CA 94609-2009
Phone
(510) 428-3316
NPI assigned
Oct 27, 2005
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 6

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Dentistry 1223P0221X 8940 CT
Pediatric Dentistry 1223P0221X 110865 CA
Pediatric Dentistry 1223P0221X DS038115 PA
Pediatric Dentistry 1223P0221X 22DI02267701 NJ
Pediatric Dentistry 1223P0221X 22DI02267700 NJ
Pediatric Dentistry 1223P0221X 049650 NY Primary

Addresses

Primary practice location

4881 Telegraph Ave
Oakland, CA 94609-2009

Mailing address

4881 Telegraph Ave
Oakland, CA 94609-2009

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
110865CAMDPediatric Dentist
8940CTMDPediatric Dentist
22DI02267700NJMDPediatric Dentist
22DI02267701NJMDPediatric Dentist
DS038115PAMDPediatric Dentist

Practice roles

OrganizationSpecialtyStatusNew patients
Twinkle Little Star Pediatric Dentistry , LLC Pediatric Dentistry PastSince Dec 1, 2019 Accepting new patients

Organizations & group practices 1

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": "1130371200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1962492181",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4881 TELEGRAPH AVE",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946092009"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4881 TELEGRAPH AVE",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946092009",
            "telephone_number": "510-428-3316"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHIN",
        "first_name": "GRACE",
        "middle_name": "ENCARNACION",
        "name_prefix": "Dr.",
        "credential": "D.D.S.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2005-10-27",
        "last_updated": "2026-07-13",
        "certification_date": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1223P0221X",
            "taxonomy_group": "",
            "desc": "Dentist, Pediatric Dentistry",
            "state": "CT",
            "license": "8940",
            "primary": false
        },
        {
            "code": "1223P0221X",
            "taxonomy_group": "",
            "desc": "Dentist, Pediatric Dentistry",
            "state": "CA",
            "license": "110865",
            "primary": false
        },
        {
            "code": "1223P0221X",
            "taxonomy_group": "",
            "desc": "Dentist, Pediatric Dentistry",
            "state": "PA",
            "license": "DS038115",
            "primary": false
        },
        {
            "code": "1223P0221X",
            "taxonomy_group": "",
            "desc": "Dentist, Pediatric Dentistry",
            "state": "NJ",
            "license": "22DI02267701",
            "primary": false
        },
        {
            "code": "1223P0221X",
            "taxonomy_group": "",
            "desc": "Dentist, Pediatric Dentistry",
            "state": "NJ",
            "license": "22DI02267700",
            "primary": false
        },
        {
            "code": "1223P0221X",
            "taxonomy_group": "",
            "desc": "Dentist, Pediatric Dentistry",
            "state": "NY",
            "license": "049650",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Oakland, CA

Sources for this page

  • 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.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.