Dao & Associates OD PA
NPI 1558573121 · Optometrist · Houston, TX
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dao & Associates OD PA is a Optometrist organization in Houston, TX (NPI 1558573121).
Provider details
- NPI number
- 1558573121
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- David Dao, Owner(713) 451-4900
- License
- 6437TG (TX)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2007-05-04
- Last updated
- 2020-09-02
- Certified
- 2020-09-02
Frequently asked questions
- What is Dao & Associates OD PA's NPI number?
- Dao & Associates OD PA's National Provider Identifier (NPI) is 1558573121, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dao & Associates OD PA?
- Dao & Associates OD PA is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Dao & Associates OD PA located?
- Dao & Associates OD PA's practice location on file with NPPES is 13600 East Freeway, Houston, TX 77015.
- What is Dao & Associates OD PA's phone number?
- The practice phone number listed in the NPPES registry for Dao & Associates OD PA is (713) 451-4900.
- Does Dao & Associates OD PA accept Medicare?
- Dao & Associates OD PA is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Dao & Associates OD PA?
- The authorized official listed on Dao & Associates OD PA's NPPES record is David Dao, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dao & Associates OD PA's NPI active?
- Yes — Dao & Associates OD PA's NPI (1558573121) is active in the NPPES registry as of the last update on 2020-09-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.