Ryan Chang, DPM, Inc.
NPI 1194401422 · Foot & Ankle Surgery Podiatrist · Irvine, CA
Enrolled with Medicare as Dme Supplier - Physician - Podiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Chang, DPM, Inc. is a Foot & Ankle Surgery Podiatrist organization in Irvine, CA (NPI 1194401422).
Provider details
- NPI number
- 1194401422
- Entity type
- Organization
- Primary specialty
- Foot & Ankle Surgery PodiatristPodiatric Medicine & Surgery Service Providers
- Organization subpart
- No
- Authorized official
- Won Chang, Ceo(949) 484-4405
Specialties & taxonomies
Podiatric Medicine & Surgery Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
Other names (DBA / former)
- Other name
- T and R Podiatry
Registry dates
- Enumerated
- 2023-06-22
- Last updated
- 2025-09-02
- Certified
- 2024-02-21
Frequently asked questions
- What is Ryan Chang, DPM, Inc.'s NPI number?
- Ryan Chang, DPM, Inc.'s National Provider Identifier (NPI) is 1194401422, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ryan Chang, DPM, Inc.?
- Ryan Chang, DPM, Inc. is classified in the NPPES registry as Foot & Ankle Surgery Podiatrist (Podiatric Medicine & Surgery Service Providers).
- Where is Ryan Chang, DPM, Inc. located?
- Ryan Chang, DPM, Inc.'s practice location on file with NPPES is 62 Corporate Park Ste 235, Irvine, CA 92606-3123.
- What is Ryan Chang, DPM, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Ryan Chang, DPM, Inc. is (949) 484-4405.
- Does Ryan Chang, DPM, Inc. accept Medicare?
- Ryan Chang, DPM, Inc. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Ryan Chang, DPM, Inc.?
- The authorized official listed on Ryan Chang, DPM, Inc.'s NPPES record is Won Chang, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ryan Chang, DPM, Inc.'s NPI active?
- Yes — Ryan Chang, DPM, Inc.'s NPI (1194401422) is active in the NPPES registry as of the last update on 2025-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.