Doctor profile · Federal record

Dr. Knut Roalsvig, MD

Gastroenterology Physician · Derry, NH

  • NPI 1154381614
  • MIPS 92.2 / 100 · 2023
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6 Tsienneto RD, Suite 301
Derry, NH 030381584
(603) 432-8802
fax (603) 432-7430

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
February 7, 2013
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New Hampshire #7923
Medicaid
NH #30002464

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154381614. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
11
Distinct HCPCS
1
Medicare allowed
$2,754
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 11 11 $250

In context: peer comparison

Among 3 peers in this city , average services per provider: 71. This provider delivers 0.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Knut Roalsvig's medical specialty?
Dr. Knut Roalsvig practices Gastroenterology Physician in Derry, NH.
Where does Dr. Knut Roalsvig practice?
Dr. Knut Roalsvig practices at 6 Tsienneto RD, Derry, NH 030381584. Office phone: 6034328802.
What is Dr. Knut Roalsvig's NPI?
Dr. Knut Roalsvig's National Provider Identifier (NPI) is 1154381614, issued by NPPES.
What procedures does Dr. Knut Roalsvig commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.