Tania Mantua & Matt H Siu OD a Professional Corporation
NPI 1376762229 · Optometrist · Novato, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tania Mantua & Matt H Siu OD a Professional Corporation is a Optometrist organization in Novato, CA (NPI 1376762229).
Provider details
- NPI number
- 1376762229
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Lauren Olsen, Office Manager(415) 897-2997
- License
- 8008T (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
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
Other names (DBA / former)
- Doing business as
- Eyewish Optometry
Registry dates
- Enumerated
- 2007-04-25
- Last updated
- 2023-06-13
- Certified
- 2023-06-13
Frequently asked questions
- What is Tania Mantua & Matt H Siu OD a Professional Corporation's NPI number?
- Tania Mantua & Matt H Siu OD a Professional Corporation's National Provider Identifier (NPI) is 1376762229, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Tania Mantua & Matt H Siu OD a Professional Corporation?
- Tania Mantua & Matt H Siu OD a Professional Corporation is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Tania Mantua & Matt H Siu OD a Professional Corporation located?
- Tania Mantua & Matt H Siu OD a Professional Corporation's practice location on file with NPPES is 7075 Redwood Blvd Ste F, Novato, CA 94945-4136.
- What is Tania Mantua & Matt H Siu OD a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Tania Mantua & Matt H Siu OD a Professional Corporation is (415) 897-2997.
- Does Tania Mantua & Matt H Siu OD a Professional Corporation accept Medicare?
- Tania Mantua & Matt H Siu OD a Professional Corporation 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 Tania Mantua & Matt H Siu OD a Professional Corporation?
- The authorized official listed on Tania Mantua & Matt H Siu OD a Professional Corporation's NPPES record is Lauren Olsen, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Tania Mantua & Matt H Siu OD a Professional Corporation's NPI active?
- Yes — Tania Mantua & Matt H Siu OD a Professional Corporation's NPI (1376762229) is active in the NPPES registry as of the last update on 2023-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.