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Katherine Severin, OD
NPI 1598752909 · Optometrist · Fairfield, CA
Katherine Severin, OD is a Optometrist provider in Fairfield, CA (NPI 1598752909).
Provider details
- NPI number
- 1598752909
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- OD
- Sex
- Female
- Sole proprietor
- Yes
- License
- OP8122T (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
3700 Hilborn Rd Ste 500
Fairfield, CA 94534-7997
Phone: (707) 426-2020
Street-level locationGet directions
Mailing address
3700 Hilborn Rd Ste 500
Fairfield, CA 94534-7997
Registry dates
- Enumerated
- 2005-09-30
- Last updated
- 2010-10-26
Frequently asked questions
- What is Katherine Severin's NPI number?
- Katherine Severin's National Provider Identifier (NPI) is 1598752909, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Severin's specialty?
- Katherine Severin is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Katherine Severin located?
- Katherine Severin's practice location on file with NPPES is 3700 Hilborn Rd Ste 500, Fairfield, CA 94534-7997.
- What is Katherine Severin's phone number?
- The practice phone number listed in the NPPES registry for Katherine Severin is (707) 426-2020.
- Is Katherine Severin's NPI active?
- Yes — Katherine Severin's NPI (1598752909) is active in the NPPES registry as of the last update on 2010-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.