Ian Chan, MD
NPI 1336235811 · Cardiovascular Disease Physician · Mather, CA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ian Chan, MD is a Cardiovascular Disease Physician provider in Mather, CA (NPI 1336235811).
Provider details
- NPI number
- 1336235811
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD045837L (PA)
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
- 2006-10-04
- Last updated
- 2011-04-26
Frequently asked questions
- What is Ian Chan's NPI number?
- Ian Chan's National Provider Identifier (NPI) is 1336235811, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ian Chan's specialty?
- Ian Chan is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Ian Chan located?
- Ian Chan's practice location on file with NPPES is 10565 Hospital Way, Bldg 647, Mather, CA 95655.
- What is Ian Chan's phone number?
- The practice phone number listed in the NPPES registry for Ian Chan is (916) 366-5391.
- Does Ian Chan accept Medicare?
- Ian Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ian Chan's NPI active?
- Yes — Ian Chan's NPI (1336235811) is active in the NPPES registry as of the last update on 2011-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.