Ariel Chan, PA-C
NPI 1942983226 · Physician Assistant · Pasadena, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ariel Chan, PA-C is a Physician Assistant provider in Pasadena, CA (NPI 1942983226).
Provider details
- NPI number
- 1942983226
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 9055 Balboa AveSan Diego, CA 92123-1509Phone: (619) 849-7950
Registry dates
- Enumerated
- 2023-08-11
- Last updated
- 2025-02-04
- Certified
- 2025-02-04
Frequently asked questions
- What is Ariel Chan's NPI number?
- Ariel Chan's National Provider Identifier (NPI) is 1942983226, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ariel Chan's specialty?
- Ariel Chan is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ariel Chan located?
- Ariel Chan's practice location on file with NPPES is 909 S Fair Oaks Ave, Pasadena, CA 91105-2625.
- What is Ariel Chan's phone number?
- The practice phone number listed in the NPPES registry for Ariel Chan is (626) 389-9300.
- Does Ariel Chan accept Medicare?
- Ariel Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ariel Chan's NPI active?
- Yes — Ariel Chan's NPI (1942983226) is active in the NPPES registry as of the last update on 2025-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.