Active NPI
Timothy Grant McNaughton, M.D
- General Practice Physician
- Apple Valley, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- General Practice Physician
- License
- A78159
- 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
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| 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
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00A781590 | Medicaid | CA |
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
Enrollment records 1
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
Practice addresses (Care Compare)
16 E Fern Ave
Suite B
Redlands, CA 92373-4000
Phone (909) 435-4852
Hospital & facility affiliations
- Platinum Health Care Services, Inc.
- Calstro Hospice Inc
- Calstro Hospice San Diego
- Redlands Community Hospital
Merit-based Incentive Payment System (MIPS)
- Final score
- 96.69 of 100
- Quality
- 90
- Improvement activities
- 40
- Cost
- 78.43
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Removal of tissue | 58 |
| Removal of skin lesions | 1-10 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A78159 | CA | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Brockton Podiatry Group a Prof Corp | Current | Accepting new patients | |
| Cep America-California | Emergency Medicine | Current | Accepting new patients |
| Cep America - California | Emergency Medicine | Current | Accepting new patients |
| Cep America - Auc PC | General Practice | Current | Accepting new patients |
| Cep America - California | Emergency Medicine | Current | Accepting new patients |
| Cep America - Auc PC | General Practice | Current | 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.
| Facility | Type | Role | Since |
|---|---|---|---|
| Calstro Hospice Inc | 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.
-
- Community Based Hospice Care Agency
- Montclair, CA
- NPI 1245603109
Contracted Managing Employee
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.
-
dba Jovive Wound Care
- Clinic/Center
- Walnut Creek, CA
- NPI 1487237111
-
- Foot & Ankle Surgery Podiatrist
- Redlands, CA
- NPI 1275867228
-
- Emergency Medicine Physician
- Murrieta, CA
- NPI 1588552848
-
- General Practice Physician
- Newport News, VA
- NPI 1104657329
-
dba Anaheim Global Medical Center
- General Acute Care Hospital
- Anaheim, CA
- NPI 1790778488
-
- General Practice Physician
- Walnut Creek, CA
- NPI 1962791293
-
- General Acute Care Hospital
- Redlands, CA
- NPI 1043354111
Hospital & facility affiliations 4
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Community Based Hospice Care Agency
- Montclair, CA
- NPI 1245603109
-
dba Calstro Hospice San Diego
- Community Based Hospice Care Agency
- San Diego, CA
- NPI 1568845261
-
- Home Health Agency
- Encino, CA
- NPI 1194330563
-
- General Acute Care Hospital
- Redlands, CA
- NPI 1043354111
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
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 19, 2022; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; facility enrollments, owners and changes of ownership; Provider of Services certification data; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.