OrganizationActive
Dr Patricia Chang Optometric Group Inc.
NPI 1861544975 · Optometrist · Millbrae, CA
Dr Patricia Chang Optometric Group Inc. is a Optometrist organization in Millbrae, CA (NPI 1861544975).
Provider details
- NPI number
- 1861544975
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Patricia Chang, President(650) 697-2475
- License
- 1080 (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
305 Broadway
Millbrae, CA 94030-2509
Phone: (650) 697-2475
Fax: (650) 692-7154
Street-level locationGet directions
Mailing address
305 Broadway
Millbrae, CA 94030-2509
Other names (DBA / former)
- Other name
- Carlmont Optometry
Registry dates
- Enumerated
- 2007-01-17
- Last updated
- 2011-03-18
Frequently asked questions
- What is Dr Patricia Chang Optometric Group Inc.'s NPI number?
- Dr Patricia Chang Optometric Group Inc.'s National Provider Identifier (NPI) is 1861544975, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr Patricia Chang Optometric Group Inc.?
- Dr Patricia Chang Optometric Group Inc. is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Dr Patricia Chang Optometric Group Inc. located?
- Dr Patricia Chang Optometric Group Inc.'s practice location on file with NPPES is 305 Broadway, Millbrae, CA 94030-2509.
- What is Dr Patricia Chang Optometric Group Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Dr Patricia Chang Optometric Group Inc. is (650) 697-2475.
- Who is the authorized official for Dr Patricia Chang Optometric Group Inc.?
- The authorized official listed on Dr Patricia Chang Optometric Group Inc.'s NPPES record is Patricia Chang, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr Patricia Chang Optometric Group Inc.'s NPI active?
- Yes — Dr Patricia Chang Optometric Group Inc.'s NPI (1861544975) is active in the NPPES registry as of the last update on 2011-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.