OrganizationActive
Byron M Fennema O.D. Inc
NPI 1942256037 · Optometrist · Orange, CA
Byron M Fennema O.D. Inc is a Optometrist organization in Orange, CA (NPI 1942256037).
Provider details
- NPI number
- 1942256037
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Byron Fennema, Owner(714) 997-1091
- License
- OPT5522TPA (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(91/100 index)
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
1234 W Chapman Ave
Suite 201
Orange, CA 92868-2862
Phone: (714) 997-1091
Fax: (714) 547-8279
Street-level locationGet directions
Mailing address
1234 W Chapman Ave
Orange, CA 92868-2862
Registry dates
- Enumerated
- 2006-05-26
- Last updated
- 2020-08-22
Frequently asked questions
- What is Byron M Fennema O.D. Inc's NPI number?
- Byron M Fennema O.D. Inc's National Provider Identifier (NPI) is 1942256037, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Byron M Fennema O.D. Inc?
- Byron M Fennema O.D. Inc is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Byron M Fennema O.D. Inc located?
- Byron M Fennema O.D. Inc's practice location on file with NPPES is 1234 W Chapman Ave, Orange, CA 92868-2862.
- What is Byron M Fennema O.D. Inc's phone number?
- The practice phone number listed in the NPPES registry for Byron M Fennema O.D. Inc is (714) 997-1091.
- Who is the authorized official for Byron M Fennema O.D. Inc?
- The authorized official listed on Byron M Fennema O.D. Inc's NPPES record is Byron Fennema, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Byron M Fennema O.D. Inc's NPI active?
- Yes — Byron M Fennema O.D. Inc's NPI (1942256037) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.