Organization Active NPI

Pacific Procedure Center

  • Ambulatory Surgical Clinic/Center
  • San Mateo, CA
National Provider Identifier
1952275919
Registry record updated Apr 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ambulatory Surgical Clinic/CenterTaxonomy code 261QA1903X
Legal business name
PACIFIC PROCEDURE CENTER
Practice address
1900 Ofarrell St # 185
San Mateo, CA 94403-1386
Phone
(707) 631-0890
NPI assigned
Oct 2, 2025
Last updated
Apr 28, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Apr 28, 2026

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

Authorized official

Name
Katherine Altonaga
Title
Administrator
Phone
(707) 631-0890

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Ambulatory Surgical Clinic/Center 261QA1903X Primary

Addresses

Primary practice location

1900 Ofarrell St # 185
San Mateo, CA 94403-1386

Mailing address

1900 Ofarrell St Ste 185
San Mateo, CA 94403-1386
Phone (707) 631-0890

National Provider Directory

National Provider Directory

Locations

1900 Ofarrell St
Ste 185
San Mateo, CA 94403

1900 Ofarrell St
#185
San Mateo, CA 94403
Phone (707) 631-0890

NPI Registry JSON

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

{
    "created_epoch": "1759363200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1777334400000",
    "number": "1952275919",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1900 OFARRELL ST STE 185",
            "city": "SAN MATEO",
            "state": "CA",
            "postal_code": "944031386",
            "telephone_number": "707-631-0890"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1900 OFARRELL ST # 185",
            "city": "SAN MATEO",
            "state": "CA",
            "postal_code": "944031386",
            "telephone_number": "707-631-0890"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "PACIFIC PROCEDURE CENTER",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-10-02",
        "last_updated": "2026-04-28",
        "certification_date": "2026-04-28",
        "status": "A",
        "authorized_official_last_name": "ALTONAGA",
        "authorized_official_first_name": "KATHERINE",
        "authorized_official_title_or_position": "ADMINISTRATOR",
        "authorized_official_telephone_number": "707-631-0890"
    },
    "taxonomies": [
        {
            "code": "261QA1903X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Ambulatory Surgical",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Mateo, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 28, 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.