Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Ronald Johanson, Thomas Wilson, James Maclaren Ptrs

Organization Family Medicine Physician · NPI 1538298575

Ronald Johanson, Thomas Wilson, James Maclaren Ptrs provides Family Medicine Physician services in Turlock, California. Registered with an NPI since 2007.

In the registry since
2007

Practice location Address checks out

911 E Tuolumne Rd
Turlock, CA 95382-1543 Not confirmed with CMS for 16 years — call before visiting
Phone: (209) 668-4101
Fax: (209) 668-3758
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X

Record details

NPI number1538298575
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Monica Kahler — Practice Administrator · (209) 668-4101
Other names Family Medical Group
NPI enumeratedMarch 5, 2007
Last updated in NPPESOctober 26, 2009
Mailing address911 E Tuolumne Rd, Turlock, CA 95382-1543

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