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Donald Schwellenbach, O.D.
NPI 1013123603 · Optometrist · Yuba City, CA
Donald Schwellenbach, O.D. is a Optometrist provider in Yuba City, CA (NPI 1013123603).
Provider details
- NPI number
- 1013123603
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- No
- License
- OPT00007872 (CA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(89/100 index)
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
901 Maple Ave
Yuba City, CA 95991-3323
Phone: (530) 674-8170
Fax: (530) 674-5728
Street-level locationGet directions
Mailing address
901 Maple Ave
Yuba City, CA 95991-3323
Registry dates
- Enumerated
- 2007-05-14
- Last updated
- 2007-07-08
Frequently asked questions
- What is Donald Schwellenbach's NPI number?
- Donald Schwellenbach's National Provider Identifier (NPI) is 1013123603, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Schwellenbach's specialty?
- Donald Schwellenbach is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Donald Schwellenbach located?
- Donald Schwellenbach's practice location on file with NPPES is 901 Maple Ave, Yuba City, CA 95991-3323.
- What is Donald Schwellenbach's phone number?
- The practice phone number listed in the NPPES registry for Donald Schwellenbach is (530) 674-8170.
- Is Donald Schwellenbach's NPI active?
- Yes — Donald Schwellenbach's NPI (1013123603) 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.