Individual provider Active NPI

Timothy Grant McNaughton, M.D

  • General Practice Physician
  • Apple Valley, CA
National Provider Identifier
1124062039
Registry record updated Apr 19, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Practice PhysicianTaxonomy code 208D00000X
License
A78159 Issued in CA
Practice address
18300 Highway 18
Apple Valley, CA 92307
Phone
(760) 242-2311
NPI assigned
Jun 15, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 19, 2022

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X A78159 CA
Internal Medicine Physician 207R00000X A78159 CA
General Practice Physician 208D00000X A78159 CA Primary

Addresses

Primary practice location

18300 Highway 18
Apple Valley, CA 92307

Mailing address

2100 Powell Street
Ste 920
Emeryville, CA 94608-1803
Phone (510) 350-2600

Other identifiers 1

IdentifierTypeStateIssuer
00A781590MedicaidCA

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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20050225000830 CA Practitioner - General PracticePractitioner - Emergency Medicine 1759334014 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
General Practice
Education
University of California, Geffen School of Medicine, 2000
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Medamerica Physician Solutions PCGroup PAC ID 8729221809, 28 clinicians

Practice addresses (Care Compare)

16 E Fern Ave
Suite B
Redlands, CA 92373-4000
Phone (909) 435-4852

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
96.69 of 100Reported as group
Quality
90
Improvement activities
40
Cost
78.43

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of tissue58
Removal of skin lesions1-10

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A78159CAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Brockton Podiatry Group a Prof Corp CurrentSince Jul 16, 2021 Accepting new patients
Cep America-California Emergency Medicine CurrentSince Jul 1, 2003 Accepting new patients
Cep America - California Emergency Medicine Current Accepting new patients
Cep America - Auc PC General Practice CurrentSince Jan 4, 2016 Accepting new patients
Cep America - California Emergency Medicine CurrentSince Jul 1, 2003 Accepting new patients
Cep America - Auc PC General Practice CurrentSince Jan 4, 2016 Accepting new patients
Anaheim Global Medical Center, Inc Past Accepting new patients
California Emergency Physician Medical Group General Practice Past Accepting new patients
Redlands Community Hospital Past Accepting new patients
Cep America - Auc PC Past Accepting new patients

Locations

18300 US Highway 18
Apple Valley, CA 92307
Phone (760) 424-2311

2100 Powell St
Ste 900
Emeryville, CA 94608
Phone (510) 350-2777

22855 Lake Forest Dr
Ste A
Lake Forest, CA 92630
Phone (949) 452-7544

26137 La Paz Rd
Ste 120
Mission Viejo, CA 92691
Phone (949) 452-3309

23962 Alicia Pkwy
Ste I1
Mission Viejo, CA 92691
Phone (949) 297-0238

1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 851-7423

263 Pearson Dr
Ste 100
Porterville, CA 93257
Phone (559) 791-3907

350 Terracina Blvd
Redlands, CA 92373
Phone (909) 335-5500

16 E Fern Ave
Ste B
Redlands, CA 92373
Phone (909) 435-4852

4445 Magnolia Ave
Riverside, CA 92501
Phone (800) 498-7156

1601 Ygnacio Valley Rd
Walnut Creek, CA 94598
Phone (925) 295-1545

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Ownership & related parties

All facility ownership & control disclosures 1

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

FacilityTypeRoleSince
Calstro Hospice IncMontclair, CA, CCN 921600 Hospice Contracted Managing Employee (20%) Oct 1, 2025

Owned or controlled facilities with NPI records 1

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

Organizations & group practices 11

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.

Hospital & facility affiliations 4

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1150329600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1650326400000",
    "number": "1124062039",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2100 POWELL STREET",
            "address_2": "STE 920",
            "city": "EMERYVILLE",
            "state": "CA",
            "postal_code": "946081803",
            "telephone_number": "510-350-2600",
            "fax_number": "510-879-9100"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "18300 HIGHWAY 18",
            "city": "APPLE VALLEY",
            "state": "CA",
            "postal_code": "92307",
            "telephone_number": "760-242-2311"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCNAUGHTON",
        "first_name": "TIMOTHY",
        "middle_name": "GRANT",
        "credential": "M.D",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-15",
        "last_updated": "2022-04-19",
        "certification_date": "2022-04-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "A78159",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A78159",
            "primary": false
        },
        {
            "code": "208D00000X",
            "taxonomy_group": "",
            "desc": "General Practice",
            "state": "CA",
            "license": "A78159",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A781590",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Apple Valley, CA

Sources for this page

Verify at the official NPI Registry.