Doctor profile · Federal record

Dr. Daniel Duffy, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Danvers, MA

  • NPI 1033789326
  • Accepts Medicare
  • 5 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
480 Maple St Ste C233A
Danvers, MA 019234065
(978) 304-8691
Additional location
41 Mall RD
Burlington, MA 018054065
(781) 744-8000

Credentials & registration

NPPES · NUCC
NPI registered
June 2021 — 5 yrs on file
Profile last updated
November 14, 2023
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Massachusetts #RN2349171

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033789326. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
154
Distinct HCPCS
5
Medicare allowed
$13,673
HCPCS Description Services Patients Avg allowed
00812 Anesthesia for exam of colon using an endoscope 75 75 $56
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 30 30 $68
01402 Anesthesia for procedure for total knee joint replacement 18 18 $165
01638 Anesthesia for open or endoscopic total shoulder joint replacement 16 16 $200
00813 Anesthesia for procedure on small and large bowel using an endoscope 15 15 $84

In context: peer comparison

Among 6 peers in this city , average services per provider: 26. This provider delivers 5.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Daniel Duffy's medical specialty?
Dr. Daniel Duffy practices Certified Registered Nurse Anesthetist in Danvers, MA.
Where does Dr. Daniel Duffy practice?
Dr. Daniel Duffy practices at 480 Maple St Ste C233A, Danvers, MA 019234065. Office phone: 9783048691.
What is Dr. Daniel Duffy's NPI?
Dr. Daniel Duffy's National Provider Identifier (NPI) is 1033789326, issued by NPPES.
Does Dr. Daniel Duffy accept Medicare assignment?
Yes. Dr. Daniel Duffy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Daniel Duffy commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for procedure for total knee joint replacement (HCPCS 01402). Source: CMS Medicare Physician & Other Practitioners file.