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Certified Registered Nurse Anesthetist (CRNA)

Hilary H. Unger

Works at hospitals in Littleton, NH · New Hampshire

Summary

Hilary H. Unger is a nurse anesthetist at 600 Saint Johnsbury Rd, Littleton, NH 03561. Phone: (603) 444-9000. Accepts Medicare assignment. NPI 1902229024. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

  • Specialty: Nurse anesthetist (Medicare lists Certified Registered Nurse Anesthetist (CRNA))
  • Address: 600 Saint Johnsbury Rd, Littleton, NH 03561 · Directions
  • Phone: (603) 444‑9000
  • Medicare: Accepts Medicare assignment
  • Hospital: Littleton Regional Healthcare
  • Group practice: Littleton Hospital Association
  • School: graduated 2013
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Hilary H. Unger, 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 Hilary H. Unger accept Medicare assignment?
Yes. Medicare's clinician data says Hilary H. Unger 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 Hilary H. Unger's NPI number?
1902229024. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Hilary H. Unger works

Medicare's Facility Affiliation Data lists Hilary H. Unger 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.

  • Littleton Regional HealthcareLittleton, NH · Critical Access Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 301302

Practice locations

Addresses where Hilary H. Unger is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Hilary H. Unger as a member of this group (CMS data updated October 2, 2026).

  • Littleton Hospital Association113 clinicians in the group

Specialties

Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), New Hampshire →

Other nurse anesthetists in Littleton

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

All nurse anesthetists in Littleton →

Other clinicians in Littleton Hospital Association

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

Clinician information

Graduation year2013
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1902229024
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