Joanna Leyenaar, MD
NPI 1083947659 · Pediatrics Physician · Lebanon, NH
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna Leyenaar, MD is a Pediatrics Physician provider in Lebanon, NH (NPI 1083947659).
Provider details
- NPI number
- 1083947659
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 17884 (NH)
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
16 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
- 2009-09-14
- Last updated
- 2016-11-01
Frequently asked questions
- What is Joanna Leyenaar's NPI number?
- Joanna Leyenaar's National Provider Identifier (NPI) is 1083947659, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Leyenaar's specialty?
- Joanna Leyenaar is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Joanna Leyenaar located?
- Joanna Leyenaar's practice location on file with NPPES is 1 Medical Center Dr, Lebanon, NH 03756-1000.
- What is Joanna Leyenaar's phone number?
- The practice phone number listed in the NPPES registry for Joanna Leyenaar is (603) 653-6063.
- Does Joanna Leyenaar accept Medicare?
- Joanna Leyenaar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna Leyenaar's NPI active?
- Yes — Joanna Leyenaar's NPI (1083947659) is active in the NPPES registry as of the last update on 2016-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.