Doctor profile · Federal record

Dr. Liam Haveran

Colon & Rectal Surgery Physician (CMS: General Surgery) · Surgery Physician · Surgery Physician · Woodsville, NH

  • NPI 1417093675
  • Accepts Medicare
  • MIPS 79.8 / 100 · 2023
  • 25 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
90 Swiftwater RD
Woodsville, NH 037851421
(603) 747-9000
Mailing address
81 Deer Creek Xing
Durham, ME 042226220

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
January 28, 2026
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
208C00000X — NUCC code
State licenses (3)
Maine #DO4019 · New Hampshire #34438 · Massachusetts #222680

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417093675. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
492
Distinct HCPCS
10
Medicare allowed
$74,623
HCPCS Description Services Patients Avg allowed
99202 New patient office or other outpatient visit, 15-29 minutes 113 113 $75
46600 Diagnostic exam of anus using an endoscope 101 96 $127
99212 Established patient office or other outpatient visit, 10-19 minutes 95 83 $59
99213 Established patient office or other outpatient visit, 20-29 minutes 56 52 $93
99203 New patient office or other outpatient visit, 30-44 minutes 52 52 $115
45300 Diagnostic exam of rectum and lower large bowel using an endoscope 19 16 $137
46260 Removal of multiple hemorrhoid groups 19 19 $500
44204 Partial removal of large bowel using an endoscope 13 13 $1,553
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 13 12 $173
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 11 11 $178

In context: peer comparison

Among 1 peers in Woodsville Colon & Rectal Surgery Physician, average services per provider: 49. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$39
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Smith+Nephew, INC. 1 $38.95

By nature of payment

Food and Beverage
$39

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
186
Patients
140
Total drug cost
$7,218
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 61 56 $198
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 33 31 $2,129
Metronidazole Generic 25 25 $40
Erythromycin (Erythromycin Base) Brand 17 17 $1,156
Clobetasol Propionate Generic 14 0 $931
Loperamide (Loperamide Hcl) Brand 14 0 $198
Lidocaine Generic 11 0 $707
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 11 11 $1,858

Frequently asked questions

Auto-generated from federal data
What is Dr. Liam Haveran's medical specialty?
Dr. Liam Haveran practices Colon & Rectal Surgery Physician in Woodsville, NH.
Where does Dr. Liam Haveran practice?
Dr. Liam Haveran practices at 90 Swiftwater RD, Woodsville, NH 037851421. Office phone: 6037479000.
What is Dr. Liam Haveran's NPI?
Dr. Liam Haveran's National Provider Identifier (NPI) is 1417093675, issued by NPPES.
Does Dr. Liam Haveran accept Medicare assignment?
Yes. Dr. Liam Haveran accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Liam Haveran commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99202); Diagnostic exam of anus using an endoscope (HCPCS 46600); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.