Individual provider Active NPI

Merril P Mathew

  • Dentist
  • Modesto, CA
National Provider Identifier
1528776879
Registry record updated Jul 9, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
DentistTaxonomy code 122300000X
License
111038 Issued in CA
Practice address
3900 Sisk Rd Ste O
Modesto, CA 95356-3229
Phone
(209) 857-3910
NPI assigned
Nov 7, 2022
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 9, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Dentist 122300000X 111038 CA Primary

Addresses

Primary practice location

3900 Sisk Rd Ste O
Modesto, CA 95356-3229

Mailing address

2625 Tradition Way
Modesto, CA 95355-9671

Other practice location 1

707 Parnassus Ave
San Francisco, CA 94143-2210
Phone (209) 241-6683

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address merril.mathew@ucsf.edu

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

NPI Registry JSON

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

{
    "created_epoch": "1667779200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752019200000",
    "number": "1528776879",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2625 TRADITION WAY",
            "city": "MODESTO",
            "state": "CA",
            "postal_code": "953559671"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3900 SISK RD STE O",
            "city": "MODESTO",
            "state": "CA",
            "postal_code": "953563229",
            "telephone_number": "209-857-3910"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "707 Parnassus Ave",
            "address_purpose": "LOCATION",
            "city": "San Francisco",
            "state": "CA",
            "postal_code": "941432210",
            "country_code": "US",
            "telephone_number": "209-241-6683",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MATHEW",
        "first_name": "MERRIL",
        "middle_name": "P",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-11-07",
        "last_updated": "2025-07-09",
        "certification_date": "2025-07-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "122300000X",
            "taxonomy_group": "",
            "desc": "Dentist",
            "state": "CA",
            "license": "111038",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "merril.mathew@ucsf.edu",
            "affiliation": "N",
            "address_1": "707 Parnassus Ave",
            "city": "San Francisco",
            "state": "CA",
            "country_code": "US",
            "postal_code": "941432210",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Modesto, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 9, 2025; 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.