Individual provider Active NPI

Ernest Stock III, PA

  • Physician Assistant
  • Temecula, CA
National Provider Identifier
1548735350
Registry record updated Oct 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
56082 Issued in CA
Practice address
31720 Temecula Pkwy Ste 100
Temecula, CA 92592-5895
Phone
(951) 225-6838
NPI assigned
Oct 8, 2018
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Oct 22, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 56082 CA Primary

Addresses

Primary practice location

31720 Temecula Pkwy Ste 100
Temecula, CA 92592-5895

Mailing address

28780 Single Oak Dr Ste 160
Temecula, CA 92590-5528
Phone (951) 676-4193

Other practice location 1

28780 Single Oak Dr Ste 160
Temecula, CA 92590
Phone (951) 676-4193

Other identifiers 1

IdentifierTypeStateIssuer
1548735350OtherCANPI

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20190305000738 CA Practitioner - Physician Assistant 7517206832 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Exer Medical CorporationGroup PAC ID 9032359534, 336 clinicians
I-Care Medical Professional CorpGroup PAC ID 2264674084, 8 clinicians
Rancho Family Medical Group IncGroup PAC ID 6305741240, 112 clinicians

Practice addresses (Care Compare)

245 Terracina Blvd
Suite 102
Redlands, CA 92373-4865
Phone (909) 406-2671

26777 Agoura Rd
Suite B4
Calabasas, CA 91302-2967
Phone (818) 880-2225

27722 Clinton Keith Rd
Murrieta, CA 92562-8560
Phone (951) 878-9820

28780 Single Oak Dr
Temecula, CA 92590-5528
Phone (951) 676-4193

31720 Temecula Pkwy
Suite 100
Temecula, CA 92592-5895
Phone (951) 676-4193

7000 Boulder Ave
Suite 103
Highland, CA 92346-3348
Phone (515) 441-6271

8135 N Painter Ave
Suite 104
Whittier, CA 90602-3164
Phone (562) 758-2345

839 Highland Springs Ave
Suite 101
Beaumont, CA 92223-5767
Phone (951) 521-1580

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
56082CAMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Exer Medical Corporation CurrentSince Nov 1, 2025 Accepting new patients
Emergency Physicians Urgent Care Inc. CurrentSince Nov 1, 2021 Accepting new patients
UC San Diego Health - Rancho Family Medical Group Past Accepting new patients
Regents of the University of California Past Accepting new patients

Locations

212 Coffee Rd
Ste 100
Bakersfield, CA 93309
Phone (661) 885-6060

9710 Brimhall Rd
Bakersfield, CA 93312
Phone (661) 331-8640

26777 Agoura Rd
Ste 4
Calabasas, CA 91302
Phone (818) 880-2225

235 E 17th St
Costa Mesa, CA 92627
Phone (949) 688-2010

2381 Rosecrans Ave
Ste 115
El Segundo, CA 90245
Phone (213) 335-7355

6789 N Blackstone Ave
Fresno, CA 93710
Phone (559) 512-3377

7000 Boulder Ave
Ste 103
Highland, CA 92346
Phone (515) 441-6271

25548 The Old Rd
Ste U1
Stevenson Ranch, CA 91381
Phone (661) 556-9020

41540 Winchester Rd
Temecula, CA 92590
Phone (951) 365-5585

701 N Wendy Dr
Thousand Oaks, CA 91320
Phone (805) 375-4400

Organizations & group practices 6

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": "1538956800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1761091200000",
    "number": "1548735350",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "28780 SINGLE OAK DR STE 160",
            "city": "TEMECULA",
            "state": "CA",
            "postal_code": "925905528",
            "telephone_number": "951-676-4193",
            "fax_number": "951-252-2489"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "31720 TEMECULA PKWY STE 100",
            "city": "TEMECULA",
            "state": "CA",
            "postal_code": "925925895",
            "telephone_number": "951-225-6838"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "28780 Single Oak Dr Ste 160",
            "address_purpose": "LOCATION",
            "city": "Temecula",
            "state": "CA",
            "postal_code": "92590",
            "country_code": "US",
            "telephone_number": "951-676-4193",
            "fax_number": "951-252-2489",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "STOCK",
        "first_name": "ERNEST",
        "name_prefix": "Mr.",
        "name_suffix": "III",
        "credential": "PA",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2018-10-08",
        "last_updated": "2025-10-22",
        "certification_date": "2025-10-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "56082",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "NPI",
            "identifier": "1548735350",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Temecula, CA

Sources for this page

Verify at the official NPI Registry.