Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Pediatric Medicine

Mary Beth P. Dinulos, MD

Works at hospitals in Lebanon, NH · New Hampshire

Summary

Dr. Mary Beth P. Dinulos, MD is a pediatrician at 1 Medical Ctr Dr, Lebanon, NH 03756. Phone: (603) 650-5000. Accepts Medicare assignment. NPI 1629183686. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Pediatrician (Medicare lists Pediatric Medicine)
  • Address: 1 Medical Ctr Dr, Lebanon, NH 03756 · Directions (2 more locations)
  • Phone: (603) 650‑5000
  • Medicare: Accepts Medicare assignment
  • Hospital: Mary Hitchcock Memorial Hospital
  • Group practice: Dartmouth-Hitchcock Clinic (+1 more)
  • Medical school: Medical College Of Pennsylvania · graduated 1990 (36 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Mary Beth P. Dinulos, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Mary Beth P. Dinulos accept Medicare assignment?
Yes. Medicare's clinician data says Mary Beth P. Dinulos accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Mary Beth P. Dinulos's NPI number?
1629183686. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Mary Beth P. Dinulos works

Medicare's Facility Affiliation Data lists Mary Beth P. Dinulos at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Mary Beth P. Dinulos is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Mary Beth P. Dinulos as a member of these groups (CMS data updated October 2, 2026).

  • Dartmouth-Hitchcock Clinic1,472 clinicians in the group
  • Mary Hitchcock Memorial Hospital1,280 clinicians in the group

Specialties

Find other Pediatric Medicine doctors in New Hampshire →

Other pediatricians in Lebanon

Clinicians with the same Medicare primary specialty in Lebanon, NH — not a recommendation.

All pediatricians in Lebanon →

Other clinicians in Dartmouth-Hitchcock Clinic

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolMedical College Of Pennsylvania
Graduation year1990 (36 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1629183686
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians