Doctor profile · Federal record

Dr. James Gagnon, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Portland, ME

  • NPI 1609948900
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
22 Bramhall St
Portland, ME 041023134
(207) 662-2526
Mailing address
324 Gannett Dr Ste 200
South Portland, ME 041063266

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
October 30, 2015
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Maine #MD13729

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609948900. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
127
Distinct HCPCS
8
Medicare allowed
$17,799
HCPCS Description Services Patients Avg allowed
00537 Anesthesia for procedure to assess heart electrical activity 22 22 $243
00104 Anesthesia for electroshock therapy 21 18 $53
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 19 17 $58
01402 Anesthesia for procedure for total knee joint replacement 17 15 $195
36620 Insertion of artery tube for blood sampling or infusion through skin 14 14 $43
01214 Anesthesia for total hip replacement 12 12 $171
00840 Anesthesia for other procedure on lower abdomen 11 11 $246
01922 Anesthesia for x-ray or radiation therapy 11 11 $144

In context: peer comparison

Among 42 peers in Portland Anesthesiology Physician, average services per provider: 29. This provider delivers 4.4× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Gagnon's medical specialty?
Dr. James Gagnon practices Anesthesiology Physician in Portland, ME.
Where does Dr. James Gagnon practice?
Dr. James Gagnon practices at 22 Bramhall St, Portland, ME 041023134. Office phone: 2076622526.
What is Dr. James Gagnon's NPI?
Dr. James Gagnon's National Provider Identifier (NPI) is 1609948900, issued by NPPES.
Does Dr. James Gagnon accept Medicare assignment?
Yes. Dr. James Gagnon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Gagnon commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for procedure to assess heart electrical activity (HCPCS 00537); Anesthesia for electroshock therapy (HCPCS 00104); Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447). Source: CMS Medicare Physician & Other Practitioners file.