Doctor profile · Federal record

Dr. Karen Knight, RPAC

Cardiovascular Disease Physician (CMS: Physician Assistant) · Williamsville, NY

  • NPI 1184727455
  • Accepts Medicare
  • 29 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
825 Wehrle Drive, Cardiolgoy Group of Western New York,PC
Williamsville, NY 14221
(716) 634-3243
fax (716) 634-1930
Mailing address
58 Edgebrook Est
Cheektowaga, NY 142272078

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
New York #005890-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184727455. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
198
Distinct HCPCS
3
Medicare allowed
$19,493
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 145 130 $104
99213 Established patient office or other outpatient visit, 20-29 minutes 37 37 $74
A9500 Technetium tc-99m sestamibi, diagnostic, per study dose 16 13 $104

In context: peer comparison

Among 11 peers in this city , average services per provider: 103. This provider delivers 1.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,025
Transactions
43
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Kiniksa Pharmaceuticals International, plc 7 $148.59
PFIZER INC. 3 $148.41
Boehringer Ingelheim Pharmaceuticals, Inc. 6 $130.37
E.R. Squibb & Sons, L.L.C. 6 $95.37
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 6 $83.71
ABIOMED 2 $72.65
Edwards Lifesciences Corporation 2 $47.84
Amgen Inc. 3 $45.16
AstraZeneca Pharmaceuticals LP 2 $38.93
Philips North America LLC 1 $38.12
Becton, Dickinson and Company 1 $23.55
CARDIVA MEDICAL, INC. 1 $20.78
Janssen Pharmaceuticals, Inc 1 $18.91
Actelion Pharmaceuticals US, Inc. 1 $18.52
Abbott Laboratories 1 $17.00

By nature of payment

Food and Beverage
$1,025

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,310
Patients
1,775
Total drug cost
$1,329,414
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 1,166 380 $28,800
Eliquis (Apixaban) Brand 669 200 $802,671
Atorvastatin Calcium Generic 534 176 $12,026
Clopidogrel (Clopidogrel Bisulfate) Brand 346 110 $6,767
Furosemide Generic 346 132 $3,271
Lisinopril Generic 322 117 $4,359
Rosuvastatin Calcium Generic 320 111 $9,134
Amlodipine Besylate Generic 318 115 $3,772
Carvedilol Generic 303 97 $5,300
Metoprolol Tartrate Generic 221 82 $2,960

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Knight's medical specialty?
Dr. Karen Knight practices Cardiovascular Disease Physician in Williamsville, NY.
Where does Dr. Karen Knight practice?
Dr. Karen Knight practices at 825 Wehrle Drive, Williamsville, NY 14221. Office phone: 7166343243.
What is Dr. Karen Knight's NPI?
Dr. Karen Knight's National Provider Identifier (NPI) is 1184727455, issued by NPPES.
Does Dr. Karen Knight accept Medicare assignment?
Yes. Dr. Karen Knight accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Knight commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Technetium tc-99m sestamibi, diagnostic, per study dose (HCPCS A9500). Source: CMS Medicare Physician & Other Practitioners file.