Doctor profile · Federal record

Dr. Christopher Terrien, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (CMS: Thoracic Surgery) · Portsmouth, NH

  • NPI 1780805390
  • Accepts Medicare
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
333 Bothwick Avenue, Suite 402
Portsmouth, NH 03801
(603) 559-4111

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
October 4, 2023
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
208G00000X — NUCC code
State license (1)
New York #260801
Medicaid
NY #03373562

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780805390. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
182
Distinct HCPCS
9
Medicare allowed
$108,555
HCPCS Description Services Patients Avg allowed
33508 Harvest of vein using an endoscope 36 36 $15
33533 Coronary artery bypass using artery graft, 1 graft 32 32 $1,532
99205 New patient office or other outpatient visit, 60-74 minutes 24 24 $220
33361 Replacement of aortic valve through the skin and femoral artery 22 22 $732
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 19 19 $129
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 15 15 $171
33518 Coronary artery bypass using vein or artery graft, 2 grafts 12 12 $396
33405 Replacement of aortic valve on heart-lung machine 11 11 $2,007
33519 Coronary artery bypass using vein or artery graft, 3 grafts 11 11 $523

In context: peer comparison

Among 2 peers in this city , average services per provider: 22. This provider delivers 8.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$539
Transactions
10
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 5 $421.94
ABIOMED 3 $66.54
LeMaitre Vascular, Inc. 1 $32.07
ATRICURE, INC. 1 $18.72

By nature of payment

Food and Beverage
$539

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Terrien's medical specialty?
Dr. Christopher Terrien practices Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in Portsmouth, NH.
Where does Dr. Christopher Terrien practice?
Dr. Christopher Terrien practices at 333 Bothwick Avenue, Portsmouth, NH 03801. Office phone: 6035594111.
What is Dr. Christopher Terrien's NPI?
Dr. Christopher Terrien's National Provider Identifier (NPI) is 1780805390, issued by NPPES.
Does Dr. Christopher Terrien accept Medicare assignment?
Yes. Dr. Christopher Terrien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Terrien commonly perform?
Top Medicare-reported procedures in 2023: Harvest of vein using an endoscope (HCPCS 33508); Coronary artery bypass using artery graft, 1 graft (HCPCS 33533); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.