Steven Kowaleski, MD
NPI 1356358329 · Pediatrics Physician · Berkeley, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Steven Kowaleski, MD is a Pediatrics Physician provider in Berkeley, CA (NPI 1356358329).
Provider details
- NPI number
- 1356358329
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G40827 (CA)
Specialties & taxonomies
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
2 documented practice locations
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
Additional practice locations (1)
- 2320 Woolsey StSuite 301Berkeley, CA 94705-1973Phone: (510) 849-1744Fax: (510) 849-0326
Registry dates
- Enumerated
- 2006-08-02
- Last updated
- 2018-01-29
Frequently asked questions
- What is Steven Kowaleski's NPI number?
- Steven Kowaleski's National Provider Identifier (NPI) is 1356358329, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Kowaleski's specialty?
- Steven Kowaleski is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Kowaleski located?
- Steven Kowaleski's practice location on file with NPPES is 2500 Milvia St, Berkeley, CA 94704-2636.
- What is Steven Kowaleski's phone number?
- The practice phone number listed in the NPPES registry for Steven Kowaleski is (510) 204-5600.
- Does Steven Kowaleski accept Medicare?
- Steven Kowaleski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Steven Kowaleski's NPI active?
- Yes — Steven Kowaleski's NPI (1356358329) is active in the NPPES registry as of the last update on 2018-01-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.