Roger Chan MD a Medical Corp.
NPI 1881872661 · Ophthalmology Physician · Rosemead, CA
Roger Chan MD a Medical Corp. is a Ophthalmology Physician organization in Rosemead, CA (NPI 1881872661).
Provider details
- NPI number
- 1881872661
- Entity type
- Organization
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Roger Chan, President(626) 288-8759
- License
- G73468 (CA)
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
- 2008-02-05
- Last updated
- 2008-02-05
Frequently asked questions
- What is Roger Chan MD a Medical Corp.'s NPI number?
- Roger Chan MD a Medical Corp.'s National Provider Identifier (NPI) is 1881872661, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Roger Chan MD a Medical Corp.?
- Roger Chan MD a Medical Corp. is classified in the NPPES registry as Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Roger Chan MD a Medical Corp. located?
- Roger Chan MD a Medical Corp.'s practice location on file with NPPES is 8150 Garvey Ave, Rosemead, CA 91770-2472.
- What is Roger Chan MD a Medical Corp.'s phone number?
- The practice phone number listed in the NPPES registry for Roger Chan MD a Medical Corp. is (626) 288-8759.
- Who is the authorized official for Roger Chan MD a Medical Corp.?
- The authorized official listed on Roger Chan MD a Medical Corp.'s NPPES record is Roger Chan, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Roger Chan MD a Medical Corp.'s NPI active?
- Yes — Roger Chan MD a Medical Corp.'s NPI (1881872661) is active in the NPPES registry as of the last update on 2008-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.