John Arnold, MD
NPI 1023191053 · Pediatric Infectious Diseases Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Arnold, MD is a Pediatric Infectious Diseases Physician provider in San Diego, CA (NPI 1023191053).
Provider details
- NPI number
- 1023191053
- Entity type
- Individual
- Primary specialty
- Pediatric Infectious Diseases PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A70189 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
2 documented practice locations
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
Mailing address
Additional practice locations (1)
- 3030 Childrens WaySan Diego, CA 92123-4232Phone: (858) 966-7785
Registry dates
- Enumerated
- 2006-10-23
- Last updated
- 2020-08-18
- Certified
- 2020-08-18
Frequently asked questions
- What is John Arnold's NPI number?
- John Arnold's National Provider Identifier (NPI) is 1023191053, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Arnold's specialty?
- John Arnold is listed in the NPPES registry with a primary specialty of Pediatric Infectious Diseases Physician (Allopathic & Osteopathic Physicians).
- Where is John Arnold located?
- John Arnold's practice location on file with NPPES is 34800 Bob Wilson Dr, San Diego, CA 92134-1098.
- What is John Arnold's phone number?
- The practice phone number listed in the NPPES registry for John Arnold is (619) 532-5953.
- Does John Arnold accept Medicare?
- John Arnold is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Arnold's NPI active?
- Yes — John Arnold's NPI (1023191053) is active in the NPPES registry as of the last update on 2020-08-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.