Katarzyna Sobczynska, M.D
NPI 1902959851 · Pediatrics Physician · Clearlake, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katarzyna Sobczynska, M.D is a Pediatrics Physician provider in Clearlake, CA (NPI 1902959851).
Provider details
- NPI number
- 1902959851
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- Yes
- License
- ME145795 (FL)
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
- 2007-01-22
- Last updated
- 2025-02-04
- Certified
- 2025-02-04
Frequently asked questions
- What is Katarzyna Sobczynska's NPI number?
- Katarzyna Sobczynska's National Provider Identifier (NPI) is 1902959851, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katarzyna Sobczynska's specialty?
- Katarzyna Sobczynska is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Katarzyna Sobczynska located?
- Katarzyna Sobczynska's practice location on file with NPPES is 15230 Lakeshore Dr, Clearlake, CA 95422-8107.
- What is Katarzyna Sobczynska's phone number?
- The practice phone number listed in the NPPES registry for Katarzyna Sobczynska is (707) 995-4500.
- Does Katarzyna Sobczynska accept Medicare?
- Katarzyna Sobczynska is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katarzyna Sobczynska's NPI active?
- Yes — Katarzyna Sobczynska's NPI (1902959851) is active in the NPPES registry as of the last update on 2025-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.