Doctor profile · Federal record

Dr. Karapet Guyumdzhyan, CRNA

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

  • NPI 1215257548
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1440 Main St
Waltham, MA 024511631
(781) 891-9300
fax (781) 891-9305
Mailing address
Po Box 1849
Lewiston, ME 042411849

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
January 9, 2014
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
367500000X — NUCC code
State licenses (2)
Massachusetts #RN2278195 · California #3907

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215257548. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
88
Distinct HCPCS
4
Medicare allowed
$6,912
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 31 31 $80
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 21 21 $78
00812 Anesthesia for exam of colon using an endoscope 19 19 $61
00813 Anesthesia for procedure on small and large bowel using an endoscope 17 17 $97

In context: peer comparison

Among 2 peers in this city , average services per provider: 19. This provider delivers 4.6× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Karapet Guyumdzhyan's medical specialty?
Dr. Karapet Guyumdzhyan practices Certified Registered Nurse Anesthetist in Waltham, MA.
Where does Dr. Karapet Guyumdzhyan practice?
Dr. Karapet Guyumdzhyan practices at 1440 Main St, Waltham, MA 024511631. Office phone: 7818919300.
What is Dr. Karapet Guyumdzhyan's NPI?
Dr. Karapet Guyumdzhyan's National Provider Identifier (NPI) is 1215257548, issued by NPPES.
Does Dr. Karapet Guyumdzhyan accept Medicare assignment?
Yes. Dr. Karapet Guyumdzhyan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karapet Guyumdzhyan 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.