Doctor profile · Federal record

Dr. Phrynee Timmer, CRNA

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

  • NPI 1376796094
  • Accepts Medicare
  • MIPS 78.8 / 100 · 2023
  • 14 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

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

Credentials & registration

NPPES · NUCC
NPI registered
October 2008 — 18 yrs on file
Profile last updated
October 19, 2023
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
367500000X — NUCC code
State licenses (3)
Florida #APRN11024973 · New York #563351-1 · Massachusetts #RN2315274
Medicaid
NY #563351-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376796094. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
105
Distinct HCPCS
5
Medicare allowed
$11,441
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 34 34 $88
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 27 27 $137
00812 Anesthesia for exam of colon using an endoscope 15 15 $69
00813 Anesthesia for procedure on small and large bowel using an endoscope 15 15 $143
00910 Anesthesia for other procedure on urinary system through urethra 14 14 $113

In context: peer comparison

Among 46 peers in Worcester Certified Registered Nurse Anesthetist, average services per provider: 24. This provider delivers 4.4× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Phrynee Timmer's medical specialty?
Dr. Phrynee Timmer practices Certified Registered Nurse Anesthetist in Worcester, MA.
Where does Dr. Phrynee Timmer practice?
Dr. Phrynee Timmer practices at 55 Lake Ave N, Worcester, MA 016550002. Office phone: 5083343271.
What is Dr. Phrynee Timmer's NPI?
Dr. Phrynee Timmer's National Provider Identifier (NPI) is 1376796094, issued by NPPES.
Does Dr. Phrynee Timmer accept Medicare assignment?
Yes. Dr. Phrynee Timmer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Phrynee Timmer commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for exam of colon using an endoscope (HCPCS 00812). Source: CMS Medicare Physician & Other Practitioners file.