Ian Bartos, MD
NPI 1841372836 · Pediatrics Physician · Livermore, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ian Bartos, MD is a Pediatrics Physician provider in Livermore, CA (NPI 1841372836).
Provider details
- NPI number
- 1841372836
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A74967 (CA)
Specialties & taxonomies
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
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
Mailing address
Registry dates
- Enumerated
- 2006-10-19
- Last updated
- 2022-02-11
Frequently asked questions
- What is Ian Bartos's NPI number?
- Ian Bartos's National Provider Identifier (NPI) is 1841372836, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ian Bartos's specialty?
- Ian Bartos is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Ian Bartos located?
- Ian Bartos's practice location on file with NPPES is 3000 Las Positas Rd, Livermore, CA 94551.
- What is Ian Bartos's phone number?
- The practice phone number listed in the NPPES registry for Ian Bartos is (925) 243-4300.
- Does Ian Bartos accept Medicare?
- Ian Bartos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ian Bartos's NPI active?
- Yes — Ian Bartos's NPI (1841372836) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.