IndividualActive
Catherine Johnsen, DO
NPI 1801830724 · Family Medicine Physician · Santa Rosa, CA
Catherine Johnsen, DO is a Family Medicine Physician provider in Santa Rosa, CA (NPI 1801830724).
Provider details
- NPI number
- 1801830724
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- License
- ZOA7468 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
4700 Hoen Ave
Santa Rosa, CA 95405
Phone: (707) 526-3360
Fax: (707) 526-0554
Street-level locationGet directions
Mailing address
4700 Hoen Ave
Santa Rosa, CA 95405
Registry dates
- Enumerated
- 2006-06-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Catherine Johnsen's NPI number?
- Catherine Johnsen's National Provider Identifier (NPI) is 1801830724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Johnsen's specialty?
- Catherine Johnsen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Johnsen located?
- Catherine Johnsen's practice location on file with NPPES is 4700 Hoen Ave, Santa Rosa, CA 95405.
- What is Catherine Johnsen's phone number?
- The practice phone number listed in the NPPES registry for Catherine Johnsen is (707) 526-3360.
- Is Catherine Johnsen's NPI active?
- Yes — Catherine Johnsen's NPI (1801830724) 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.