Gary Chu, OD MPH
NPI 1891794723 · Optometrist · Boston, MA
Gary Chu, OD MPH is a Optometrist provider in Boston, MA (NPI 1891794723).
Provider details
- NPI number
- 1891794723
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD MPH
- Sex
- Male
- Sole proprietor
- No
- License
- 3911 (MA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 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.
$3,580 across 6 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
- 2005-07-21
- Last updated
- 2015-05-01
Frequently asked questions
- What is Gary Chu's NPI number?
- Gary Chu's National Provider Identifier (NPI) is 1891794723, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Chu's specialty?
- Gary Chu is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Gary Chu located?
- Gary Chu's practice location on file with NPPES is 930 Commonwealth Ave, Boston, MA 02215.
- What is Gary Chu's phone number?
- The practice phone number listed in the NPPES registry for Gary Chu is (617) 262-2020.
- Is Gary Chu's NPI active?
- Yes — Gary Chu's NPI (1891794723) is active in the NPPES registry as of the last update on 2015-05-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.