Ian Chen, DO
NPI 1245438126 · Psychiatry Physician · Sacramento, CA
Ian Chen, DO is a Psychiatry Physician provider in Sacramento, CA (NPI 1245438126).
Provider details
- NPI number
- 1245438126
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A21187 (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
18 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
- 2007-07-03
- Last updated
- 2025-06-22
- Certified
- 2025-06-22
Frequently asked questions
- What is Ian Chen's NPI number?
- Ian Chen's National Provider Identifier (NPI) is 1245438126, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ian Chen's specialty?
- Ian Chen is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Ian Chen located?
- Ian Chen's practice location on file with NPPES is 2108 N St Ste N, Sacramento, CA 95816-5712.
- What is Ian Chen's phone number?
- The practice phone number listed in the NPPES registry for Ian Chen is (657) 207-0809.
- Is Ian Chen's NPI active?
- Yes — Ian Chen's NPI (1245438126) is active in the NPPES registry as of the last update on 2025-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.