Ryan Chan, PA
NPI 1093184988 · Surgical Physician Assistant · Orange, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Chan, PA is a Surgical Physician Assistant provider in Orange, CA (NPI 1093184988).
Provider details
- NPI number
- 1093184988
- Entity type
- Individual
- Primary specialty
- Surgical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- No
- License
- 019033 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
10 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.
$3,252 across 35 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
- 2015-09-21
- Last updated
- 2024-06-21
- Certified
- 2024-06-21
Frequently asked questions
- What is Ryan Chan's NPI number?
- Ryan Chan's National Provider Identifier (NPI) is 1093184988, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Chan's specialty?
- Ryan Chan is listed in the NPPES registry with a primary specialty of Surgical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ryan Chan located?
- Ryan Chan's practice location on file with NPPES is 1310 W Stewart Dr Ste 503, Orange, CA 92868-3856.
- What is Ryan Chan's phone number?
- The practice phone number listed in the NPPES registry for Ryan Chan is (714) 997-2224.
- Does Ryan Chan accept Medicare?
- Ryan Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Chan's NPI active?
- Yes — Ryan Chan's NPI (1093184988) is active in the NPPES registry as of the last update on 2024-06-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.