Doctor profile · Federal record

Dr. William Kay, MD

Adult Congenital Heart Disease Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Cardiovascular Disease Physician · Fairfield, OH

  • NPI 1700094307
  • Accepts Medicare
  • 22 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3000 Mack RD Ste 100
Fairfield, OH 450145335
(513) 751-4222
fax (513) 874-3023
Additional location
3900 St Francis Way Ste 200
Lafayette, IN 479054940
(317) 962-9700
fax (317) 962-9704

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
November 20, 2023
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RA0002X — NUCC code
State licenses (2)
Ohio #35.087717 · Indiana #01072677A
Medicaid
IN #201157870

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700094307. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,012
Distinct HCPCS
10
Medicare allowed
$113,901
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 885 698 $8
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 253 248 $66
99214 Established patient office or other outpatient visit, 30-39 minutes 144 107 $120
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 135 124 $13
99204 New patient office or other outpatient visit, 45-59 minutes 84 84 $159
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 80 79 $168
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 79 77 $181
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 60 46 $115
93325 Ultrasound of heart with color-depicted blood flow, rate and valve function 42 41 $3
93308 Ultrasound of heart, follow-up 36 30 $24

In context: peer comparison

Among 1 peers in Fairfield Adult Congenital Heart Disease Physician, average services per provider: 95. This provider delivers 21× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$206
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $137.60
Atricure, INC. 2 $52.31
Philips North America LLC 1 $15.65

By nature of payment

Food and Beverage
$206

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,070
Patients
417
Total drug cost
$264,434
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 141 61 $3,386
Atorvastatin Calcium Generic 107 41 $1,366
Jardiance (Empagliflozin) Brand 95 28 $107,921
Carvedilol Generic 89 38 $1,141
Rosuvastatin Calcium Generic 79 33 $2,587
Torsemide Generic 79 25 $1,860
Amlodipine Besylate Generic 72 23 $351
Furosemide Generic 70 39 $469
Entresto (Sacubitril/Valsartan) Brand 68 18 $77,322
Eliquis (Apixaban) Brand 61 17 $66,007

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Kay's medical specialty?
Dr. William Kay practices Adult Congenital Heart Disease Physician in Fairfield, OH.
Where does Dr. William Kay practice?
Dr. William Kay practices at 3000 Mack RD Ste 100, Fairfield, OH 450145335. Office phone: 5137514222.
What is Dr. William Kay's NPI?
Dr. William Kay's National Provider Identifier (NPI) is 1700094307, issued by NPPES.
Does Dr. William Kay accept Medicare assignment?
Yes. Dr. William Kay accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Kay commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.