IndividualActive
John Bylsma, MD
NPI 1972569416 · Family Medicine Physician · Stockton, CA
John Bylsma, MD is a Family Medicine Physician provider in Stockton, CA (NPI 1972569416).
Provider details
- NPI number
- 1972569416
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G32207 (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
20 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
2505 W Hammer Ln
Stockton, CA 95209-2839
Phone: (209) 957-7050
Street-level locationGet directions
Mailing address
600 Coffee Rd
Modesto, CA 95355-4201
Registry dates
- Enumerated
- 2006-04-24
- Last updated
- 2009-01-08
Frequently asked questions
- What is John Bylsma's NPI number?
- John Bylsma's National Provider Identifier (NPI) is 1972569416, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Bylsma's specialty?
- John Bylsma is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Bylsma located?
- John Bylsma's practice location on file with NPPES is 2505 W Hammer Ln, Stockton, CA 95209-2839.
- What is John Bylsma's phone number?
- The practice phone number listed in the NPPES registry for John Bylsma is (209) 957-7050.
- Is John Bylsma's NPI active?
- Yes — John Bylsma's NPI (1972569416) is active in the NPPES registry as of the last update on 2009-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.