Chris Kosakowski, M.D.
NPI 1497782239 · Surgery Physician · Santa Rosa, CA
Chris Kosakowski, M.D. is a Surgery Physician provider in Santa Rosa, CA (NPI 1497782239).
Provider details
- NPI number
- 1497782239
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G494990 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
Registry dates
- Enumerated
- 2006-06-27
- Last updated
- 2021-02-01
- Certified
- 2021-02-01
Frequently asked questions
- What is Chris Kosakowski's NPI number?
- Chris Kosakowski's National Provider Identifier (NPI) is 1497782239, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chris Kosakowski's specialty?
- Chris Kosakowski is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Chris Kosakowski located?
- Chris Kosakowski's practice location on file with NPPES is 1111 Sonoma Ave, Santa Rosa, CA 95405-4813.
- What is Chris Kosakowski's phone number?
- The practice phone number listed in the NPPES registry for Chris Kosakowski is (707) 579-5520.
- Is Chris Kosakowski's NPI active?
- Yes — Chris Kosakowski's NPI (1497782239) is active in the NPPES registry as of the last update on 2021-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.