Doctor profile · Federal record

Dr. Genevieve Grzywacz-Laughter, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Certified Registered Nurse Anesthetist · Certified Registered Nurse Anesthetist · Winston Salem, NC

  • NPI 1437435344
  • 15 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
Medical Center Blvd
Winston Salem, NC 271570001
(336) 716-2255
fax (336) 716-3202
Additional location
22 S Greene St
Baltimore, MD 212011544
(410) 328-6704
fax (410) 328-4124
Additional location
110 29Th Ave N Ste 202
Nashville, TN 372031448
(615) 327-4304
fax (615) 327-7940

Credentials & registration

NPPES · NUCC
NPI registered
October 2011 — 15 yrs on file
Profile last updated
December 7, 2020
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
367500000X — NUCC code
State licenses (3)
North Carolina #5826 · Maryland #R210711 · Tennessee #23204

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437435344. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
712
Distinct HCPCS
4
Medicare allowed
$87,710
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 336 336 $121
00813 Anesthesia for procedure on small and large bowel using an endoscope 138 138 $152
00812 Anesthesia for exam of colon using an endoscope 130 130 $93
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 108 106 $129

In context: peer comparison

Among 74 peers in this city , average services per provider: 24. This provider delivers 30× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$814
Transactions
39
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
QOL Medical, LLC 10 $262.37
Takeda Pharmaceuticals U.S.A., Inc. 10 $192.02
ABBVIE INC. 11 $182.85
Intercept Pharmaceuticals, Inc. 5 $107.95
Braintree Laboratories, Inc. 1 $31.16
Madrigal Pharmaceuticals 1 $22.90
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $14.67

By nature of payment

Food and Beverage
$814

Frequently asked questions

Auto-generated from federal data
What is Dr. Genevieve Grzywacz-Laughter's medical specialty?
Dr. Genevieve Grzywacz-Laughter practices Certified Registered Nurse Anesthetist in Winston Salem, NC.
Where does Dr. Genevieve Grzywacz-Laughter practice?
Dr. Genevieve Grzywacz-Laughter practices at Medical Center Blvd, Winston Salem, NC 271570001. Office phone: 3367162255.
What is Dr. Genevieve Grzywacz-Laughter's NPI?
Dr. Genevieve Grzywacz-Laughter's National Provider Identifier (NPI) is 1437435344, issued by NPPES.
Does Dr. Genevieve Grzywacz-Laughter accept Medicare assignment?
Dr. Genevieve Grzywacz-Laughter does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Genevieve Grzywacz-Laughter commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813); Anesthesia for exam of colon using an endoscope (HCPCS 00812). Source: CMS Medicare Physician & Other Practitioners file.