Grace Chang, M.D., PH.D.
NPI 1710185814 · Ophthalmology Physician · Lake Forest, CA
Grace Chang, M.D., PH.D. is a Ophthalmology Physician provider in Lake Forest, CA (NPI 1710185814).
Provider details
- NPI number
- 1710185814
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 231696 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
Registry dates
- Enumerated
- 2007-07-10
- Last updated
- 2014-09-15
Frequently asked questions
- What is Grace Chang's NPI number?
- Grace Chang's National Provider Identifier (NPI) is 1710185814, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grace Chang's specialty?
- Grace Chang is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Grace Chang located?
- Grace Chang's practice location on file with NPPES is 20511 Lake Forest Dr, Lake Forest, CA 92630-7741.
- What is Grace Chang's phone number?
- The practice phone number listed in the NPPES registry for Grace Chang is (949) 215-3139.
- Is Grace Chang's NPI active?
- Yes — Grace Chang's NPI (1710185814) is active in the NPPES registry as of the last update on 2014-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.