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Ronald Johanson, M.D.
NPI 1134153299 · Family Medicine Physician · Turlock, CA
Ronald Johanson, M.D. is a Family Medicine Physician provider in Turlock, CA (NPI 1134153299).
Provider details
- NPI number
- 1134153299
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A34086 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
911 E Tuolumne Rd
Turlock, CA 95382-1543
Phone: (209) 668-4101
Street-level locationGet directions
Mailing address
1701 Sylvia Ct
Turlock, CA 95382-2829
Registry dates
- Enumerated
- 2006-07-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ronald Johanson's NPI number?
- Ronald Johanson's National Provider Identifier (NPI) is 1134153299, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Johanson's specialty?
- Ronald Johanson is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Johanson located?
- Ronald Johanson's practice location on file with NPPES is 911 E Tuolumne Rd, Turlock, CA 95382-1543.
- What is Ronald Johanson's phone number?
- The practice phone number listed in the NPPES registry for Ronald Johanson is (209) 668-4101.
- Is Ronald Johanson's NPI active?
- Yes — Ronald Johanson's NPI (1134153299) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.