IndividualActive
Karen Chen, M.D.
NPI 1598023103 · Psychiatry Physician · Costa Mesa, CA
Karen Chen, M.D. is a Psychiatry Physician provider in Costa Mesa, CA (NPI 1598023103).
Provider details
- NPI number
- 1598023103
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A136429 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(80/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
2900 Bristol St Ste B201
Costa Mesa, CA 92626-5948
Phone: (855) 867-5551
Street-level locationGet directions
Mailing address
Po Box 193
Lomita, CA 90717-0193
Registry dates
- Enumerated
- 2012-05-02
- Last updated
- 2025-11-25
- Certified
- 2025-11-25
Frequently asked questions
- What is Karen Chen's NPI number?
- Karen Chen's National Provider Identifier (NPI) is 1598023103, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Chen's specialty?
- Karen Chen is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Chen located?
- Karen Chen's practice location on file with NPPES is 2900 Bristol St Ste B201, Costa Mesa, CA 92626-5948.
- What is Karen Chen's phone number?
- The practice phone number listed in the NPPES registry for Karen Chen is (855) 867-5551.
- Is Karen Chen's NPI active?
- Yes — Karen Chen's NPI (1598023103) is active in the NPPES registry as of the last update on 2025-11-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.