Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Timothy Grant McNaughton, MD

Individual provider Emergency Medicine Physician · NPI 1124062039

Timothy Grant McNaughton, MD is a General Practice in Apple Valley, California. Graduated from University of California, Geffen School of Medicine in 2000, 26 years ago. Practices with Medamerica Physician Solutions PC, a 28-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
26
Trained at
University of California, Geffen School of Medicine
Licensed in
CA
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

18300 Highway 18
Apple Valley, CA 92307
Phone: (760) 242-2311
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Physician (primary) Taxonomy 208D00000X · Licence A78159 (CA)
Emergency Medicine Physician Taxonomy 207P00000X · Licence A78159 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A78159 (CA)

Record details

NPI number1124062039
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 15, 2006
Last updated in NPPESApril 19, 2022
Certification dateApril 19, 2022
Mailing address2100 Powell Street, Ste 920, Emeryville, CA 94608-1803

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL PRACTICE
Medical schoolUNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE
Graduated 2000 (26 years in practice)
Group practice Medamerica Physician Solutions Pc — 28 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Apple Valley