Doctor profile · Federal record

Dr. James Tazelaar, CRNA

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

  • NPI 1649452806
  • Accepts Medicare
  • MIPS 89.0 / 100 · 2023
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Lake Ave N, Department of Anesthesiology
Worcester, MA 016550002
(508) 334-3271
fax (508) 856-5911
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
November 2007 — 19 yrs on file
Profile last updated
December 1, 2020
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Massachusetts #RN202252

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649452806. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
161
Distinct HCPCS
5
Medicare allowed
$14,081
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 94 87 $74
00145 Anesthesia for retinal surgery 23 23 $113
00902 Anesthesia for procedure on anus and rectum 16 16 $90
01480 Anesthesia for other procedure on lower leg, ankle, and foot bones 15 13 $103
00140 Anesthesia for other procedure on eye 13 13 $117

In context: peer comparison

Among 46 peers in Worcester Certified Registered Nurse Anesthetist, average services per provider: 24. This provider delivers 6.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. James Tazelaar's medical specialty?
Dr. James Tazelaar practices Certified Registered Nurse Anesthetist in Worcester, MA.
Where does Dr. James Tazelaar practice?
Dr. James Tazelaar practices at 55 Lake Ave N, Worcester, MA 016550002. Office phone: 5083343271.
What is Dr. James Tazelaar's NPI?
Dr. James Tazelaar's National Provider Identifier (NPI) is 1649452806, issued by NPPES.
Does Dr. James Tazelaar accept Medicare assignment?
Yes. Dr. James Tazelaar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Tazelaar commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for retinal surgery (HCPCS 00145); Anesthesia for procedure on anus and rectum (HCPCS 00902). Source: CMS Medicare Physician & Other Practitioners file.