Alyssa Ladner, MD
NPI 1639603798 · Pediatrics Physician · Tarzana, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alyssa Ladner, MD is a Pediatrics Physician provider in Tarzana, CA (NPI 1639603798).
Provider details
- NPI number
- 1639603798
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A159535 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2017-04-16
- Last updated
- 2023-10-27
- Certified
- 2023-08-09
Frequently asked questions
- What is Alyssa Ladner's NPI number?
- Alyssa Ladner's National Provider Identifier (NPI) is 1639603798, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alyssa Ladner's specialty?
- Alyssa Ladner is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Alyssa Ladner located?
- Alyssa Ladner's practice location on file with NPPES is 18555 Ventura Blvd Ste B, Tarzana, CA 91356-4192.
- What is Alyssa Ladner's phone number?
- The practice phone number listed in the NPPES registry for Alyssa Ladner is (818) 614-3088.
- Does Alyssa Ladner accept Medicare?
- Alyssa Ladner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alyssa Ladner's NPI active?
- Yes — Alyssa Ladner's NPI (1639603798) is active in the NPPES registry as of the last update on 2023-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.