Joanna Leyenaar, MD
Pediatrics Physician · Lebanon, NH
Joanna Leyenaar, MD is a pediatrics physician with a practice address in Lebanon, New Hampshire, and NPI 1083947659, issued on Sep 14, 2009. Check the license (New Hampshire 17884, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Joanna Leyenaar
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License numbers
- 17884 NH
242288 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1 Medical Center Dr, Lebanon, NH 03756
- Phone
- (603) 653-6063
- Enumerated
- Sep 14, 2009
- Record last updated
- Nov 1, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20161122000210); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 330 in New Hampshire → Look up another NPI →
Also registered at 1 Medical Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Maria Abbate, NPFamily Nurse Practitioner1669683637
- McCall Abbott, APRNFamily Nurse Practitioner1396292454
- Lauren AbbuhlStudent in an Organized Health Care Education/Training Program1760322986
- William Abdu, M.D.Orthopaedic Surgery of the Spine Physician1134162324
- Iryna Aberkorn, MDFamily Medicine Physician1780846071
- Majd Aboul Hosn, MDStudent in an Organized Health Care Education/Training Program1932901949
Verify Joanna Leyenaar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 17884Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Dartmouth-Hitchcock ClinicLebanon, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joanna Leyenaar among 330 pediatrics physician records in New Hampshire
Joanna Leyenaar, MD is one of 330 pediatrics physician records with a practice address in New Hampshire. 28% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 71% of them.
- NPI issued2009 · 71% of these records are older, 28% newer
- In a Medicare fileYes · 28% of these records are
- In the CMS Doctors and Clinicians fileYes · 12% of these records are
- Graduated2001 · median 2004 among the 40 with a school on file
- Record last updated2016 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
62 pediatrics physician records list a practice address in Lebanon
They are 62 of the 3,530 NPPES records with a practice address in Lebanon, and 330 pediatrics physician records in New Hampshire.
All 330 in New Hampshire → Every provider in Lebanon → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Virginia Brack, MDLebanon, NH 037561205821220
- Steven Chapman, M.D.Lebanon, NH 037561275585226
- Eileen Granahan, MDLebanon, NH 037561881654200
- Deborah Hoffer, M.D.Lebanon, NH 037561972581445
- Alison Holmes, MD, MPH, FAAPLebanon, NH 037561932163235
- Mark Israel, M.D.Lebanon, NH 037561194755215
- Elvin Kaplan, M.D.Lebanon, NH 037561205949807
- Carol Little, MDLebanon, NH 037561346252665
Common questions
What is Joanna Leyenaar, MD's NPI number?
Joanna Leyenaar, MD's National Provider Identifier (NPI) is 1083947659, issued on Sep 14, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Joanna Leyenaar, MD located?
The NPPES record lists a practice address at 1 Medical Center Dr, Lebanon, NH, 03756. Phone: (603) 653-6063. Providers update this record themselves, so call before visiting.
How can I verify Joanna Leyenaar, MD's license?
NPPES lists New Hampshire license number 17884, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.