Harlan Wong, O.D.
NPI 1225164619 · Optometrist · Berkeley, CA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harlan Wong, O.D. is a Optometrist provider in Berkeley, CA (NPI 1225164619).
Provider details
- NPI number
- 1225164619
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 9125T (CA)
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
19 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.
$141 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
- 2007-02-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Harlan Wong's NPI number?
- Harlan Wong's National Provider Identifier (NPI) is 1225164619, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harlan Wong's specialty?
- Harlan Wong is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Harlan Wong located?
- Harlan Wong's practice location on file with NPPES is 1928 Shattuck Ave, Berkeley, CA 94704-1022.
- What is Harlan Wong's phone number?
- The practice phone number listed in the NPPES registry for Harlan Wong is (510) 843-4030.
- Does Harlan Wong accept Medicare?
- Harlan Wong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Harlan Wong's NPI active?
- Yes — Harlan Wong's NPI (1225164619) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.