Doctor profile · Federal record

Dr. William Haffenreffer, DC

Chiropractor · North Hampton, NH

  • NPI 1255480216
  • 19 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
18 Lafayette RD
North Hampton, NH 03862
(603) 964-1844
fax (603) 964-7187

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
July 16, 2012
Specialty taxonomy
111N00000X — NUCC code
State license (1)
New Hampshire #1591093R

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255480216. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
754
Distinct HCPCS
1
Medicare allowed
$30,121
HCPCS Description Services Patients Avg allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions 754 66 $40

In context: peer comparison

Among 3 peers in this city , average services per provider: 573. This provider delivers 1.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. William Haffenreffer's medical specialty?
Dr. William Haffenreffer practices Chiropractor in North Hampton, NH.
Where does Dr. William Haffenreffer practice?
Dr. William Haffenreffer practices at 18 Lafayette RD, North Hampton, NH 03862. Office phone: 6039641844.
What is Dr. William Haffenreffer's NPI?
Dr. William Haffenreffer's National Provider Identifier (NPI) is 1255480216, issued by NPPES.
What procedures does Dr. William Haffenreffer commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941). Source: CMS Medicare Physician & Other Practitioners file.