Doctor profile · Federal record

Dr. Sara Karwowski, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Registered Nurse · Anesthesiology Physician · Shelton, CT

  • NPI 1992164800
  • Accepts Medicare
  • 9 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2 Corporate Dr 9 Fl, Suite 955
Shelton, CT 064847621
(203) 929-7353
fax (203) 929-0756
Additional location
4 Jerry RD
East Hartford, CT 06118
(860) 818-6451
Mailing address
48 Carson Way
South Glastonbury, CT 060732123

Credentials & registration

NPPES · NUCC
NPI registered
February 2016 — 10 yrs on file
Profile last updated
January 22, 2024
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
367500000X — NUCC code
State licenses (2)
Connecticut #7321 · Connecticut #082673

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992164800. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
190
Distinct HCPCS
4
Medicare allowed
$12,352
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 88 87 $62
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 41 41 $68
00813 Anesthesia for procedure on small and large bowel using an endoscope 35 35 $80
00812 Anesthesia for exam of colon using an endoscope 26 26 $52

In context: peer comparison

Among 8 peers in this city , average services per provider: 40. This provider delivers 4.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,414
Transactions
57
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 21 $566.38
Janssen Biotech, Inc. 9 $185.54
Takeda Pharmaceuticals U.S.A., Inc. 7 $146.49
Intercept Pharmaceuticals, Inc. 5 $122.71
QOL Medical, LLC 3 $118.69
Lilly USA, LLC 4 $99.24
Salix Pharmaceuticals, a division of Bausch Health US, LLC 4 $98.12
Regeneron Healthcare Solutions, Inc. 2 $45.61
Merck Sharp & Dohme LLC 1 $16.73
Braintree Laboratories, Inc. 1 $14.13

By nature of payment

Food and Beverage
$1,414

Frequently asked questions

Auto-generated from federal data
What is Dr. Sara Karwowski's medical specialty?
Dr. Sara Karwowski practices Certified Registered Nurse Anesthetist in Shelton, CT.
Where does Dr. Sara Karwowski practice?
Dr. Sara Karwowski practices at 2 Corporate Dr 9 Fl, Shelton, CT 064847621. Office phone: 2039297353.
What is Dr. Sara Karwowski's NPI?
Dr. Sara Karwowski's National Provider Identifier (NPI) is 1992164800, issued by NPPES.
Does Dr. Sara Karwowski accept Medicare assignment?
Yes. Dr. Sara Karwowski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sara Karwowski 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 procedure on small and large bowel using an endoscope (HCPCS 00813). Source: CMS Medicare Physician & Other Practitioners file.