Donna Madlangbayan, O.D.
NPI 1669434692 · Optometrist · Hayward, CA
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donna Madlangbayan, O.D. is a Optometrist provider in Hayward, CA (NPI 1669434692).
Provider details
- NPI number
- 1669434692
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 10541T (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 tenure38% of score
20 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
- 2006-04-05
- Last updated
- 2013-01-16
Frequently asked questions
- What is Donna Madlangbayan's NPI number?
- Donna Madlangbayan's National Provider Identifier (NPI) is 1669434692, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donna Madlangbayan's specialty?
- Donna Madlangbayan is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Donna Madlangbayan located?
- Donna Madlangbayan's practice location on file with NPPES is 31119 Mission Blvd, Hayward, CA 94544-7603.
- What is Donna Madlangbayan's phone number?
- The practice phone number listed in the NPPES registry for Donna Madlangbayan is (510) 471-1234.
- Does Donna Madlangbayan accept Medicare?
- Donna Madlangbayan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donna Madlangbayan's NPI active?
- Yes — Donna Madlangbayan's NPI (1669434692) is active in the NPPES registry as of the last update on 2013-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.