Doctor profile · Federal record

Dr. Katherine Clark, M.D., M.B.A.

Advanced Heart Failure and Transplant Cardiology Physician (CMS: Cardiovascular Disease (Cardiology)) · Cardiovascular Disease Physician · Student in an Organized Health Care Education/Training Program · New Haven, CT

  • NPI 1417343906
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
20 York St
New Haven, CT 065103220
(203) 688-4242
Additional location
3701 Market Street
Philadelphia, PA 191044238
(215) 349-5200

Credentials & registration

NPPES · NUCC
NPI registered
April 2015 — 11 yrs on file
Profile last updated
December 12, 2022
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207RA0001X — NUCC code
State license (1)
Connecticut #71692

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417343906. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
448
Distinct HCPCS
9
Medicare allowed
$29,222
HCPCS Description Services Patients Avg allowed
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 140 140 $70
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 89 42 $118
93325 Ultrasound of heart with color-depicted blood flow, rate and valve function 56 54 $3
93308 Ultrasound of heart, follow-up 53 52 $25
93321 Ultrasound of heart blood flow, valves and chambers, follow-up 44 43 $7
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 22 20 $180
93312 Ultrasound of heart with probe in esophagus, with report 18 18 $109
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 13 13 $70
93320 Ultrasound of heart blood flow, valves and chambers 13 13 $18

In context: peer comparison

Among 3 peers in New Haven Advanced Heart Failure and Transplant Cardiology Physician, average services per provider: 96. This provider delivers 4.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Atricure, INC. 1 $20.91

By nature of payment

Food and Beverage
$21

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Clark's medical specialty?
Dr. Katherine Clark practices Advanced Heart Failure and Transplant Cardiology Physician in New Haven, CT.
Where does Dr. Katherine Clark practice?
Dr. Katherine Clark practices at 20 York St, New Haven, CT 065103220. Office phone: 2036884242.
What is Dr. Katherine Clark's NPI?
Dr. Katherine Clark's National Provider Identifier (NPI) is 1417343906, issued by NPPES.
Does Dr. Katherine Clark accept Medicare assignment?
Yes. Dr. Katherine Clark accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Clark commonly perform?
Top Medicare-reported procedures in 2023: Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Ultrasound of heart with color-depicted blood flow, rate and valve function (HCPCS 93325). Source: CMS Medicare Physician & Other Practitioners file.