Kathleen Van Leeuwen, MD
NPI 1003818642 · Pediatric Surgery Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathleen Van Leeuwen, MD is a Pediatric Surgery Physician provider in Sacramento, CA (NPI 1003818642).
Provider details
- NPI number
- 1003818642
- Entity type
- Individual
- Primary specialty
- Pediatric Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- C56170 (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
21 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)
- 1919 E Thomas RdPhoenix, AZ 85016-7710Phone: (602) 933-0016Fax: (602) 933-4309
Registry dates
- Enumerated
- 2005-08-12
- Last updated
- 2026-03-05
- Certified
- 2026-03-05
Frequently asked questions
- What is Kathleen Van Leeuwen's NPI number?
- Kathleen Van Leeuwen's National Provider Identifier (NPI) is 1003818642, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Van Leeuwen's specialty?
- Kathleen Van Leeuwen is listed in the NPPES registry with a primary specialty of Pediatric Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Kathleen Van Leeuwen located?
- Kathleen Van Leeuwen's practice location on file with NPPES is 2315 Stockton Blvd, Sacramento, CA 95817-2201.
- What is Kathleen Van Leeuwen's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Van Leeuwen is (916) 734-3229.
- Does Kathleen Van Leeuwen accept Medicare?
- Kathleen Van Leeuwen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathleen Van Leeuwen's NPI active?
- Yes — Kathleen Van Leeuwen's NPI (1003818642) is active in the NPPES registry as of the last update on 2026-03-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.