Chongjia Chen, MD
NPI 1285021618 · Allergy & Immunology Physician · Irvine, CA
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chongjia Chen, MD is a Allergy & Immunology Physician provider in Irvine, CA (NPI 1285021618).
Provider details
- NPI number
- 1285021618
- Entity type
- Individual
- Primary specialty
- Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 168418 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
11 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$249 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-04-23
- Last updated
- 2026-04-01
- Certified
- 2026-04-01
Frequently asked questions
- What is Chongjia Chen's NPI number?
- Chongjia Chen's National Provider Identifier (NPI) is 1285021618, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chongjia Chen's specialty?
- Chongjia Chen is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
- Where is Chongjia Chen located?
- Chongjia Chen's practice location on file with NPPES is 18 Endeavor Ste 208, Irvine, CA 92618-3181.
- What is Chongjia Chen's phone number?
- The practice phone number listed in the NPPES registry for Chongjia Chen is (949) 364-4361.
- Does Chongjia Chen accept Medicare?
- Chongjia Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chongjia Chen's NPI active?
- Yes — Chongjia Chen's NPI (1285021618) is active in the NPPES registry as of the last update on 2026-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.