Doctor profile · Federal record

Dr. John Mashny, MD

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Cincinnati, OH

  • NPI 1013989318
  • Accepts Medicare
  • MIPS 90.4 / 100 · 2023
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10506A Montgomery RD, Ste 301
Cincinnati, OH 452424401
(513) 246-2400
fax (513) 985-2905

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
August 1, 2024
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Ohio #35072707

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013989318. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,652
Distinct HCPCS
10
Medicare allowed
$224,974
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 769 619 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 739 472 $121
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 422 396 $14
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 386 384 $65
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 267 135 $115
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 160 160 $20
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 160 160 $13
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 145 141 $167
85610 Blood test, clotting time 89 12 $4
99213 Established patient office or other outpatient visit, 20-29 minutes 88 81 $86

In context: peer comparison

Among 31 peers in Cincinnati Cardiovascular Disease Physician, average services per provider: 104. This provider delivers 35× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$127
Transactions
8
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Kiniksa Pharmaceuticals International, Plc 2 $34.71
Novartis Pharmaceuticals Corporation 2 $28.42
Boston Scientific Corporation 1 $18.62
Novo Nordisk INC 1 $17.54
Janssen Pharmaceuticals, INC 1 $13.85
Amgen INC. 1 $13.65

By nature of payment

Food and Beverage
$127

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,586
Patients
971
Total drug cost
$533,558
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 366 95 $374,502
Atorvastatin Calcium Generic 338 127 $4,009
Metoprolol Succinate Generic 231 88 $3,637
Spironolactone Generic 192 65 $1,779
Rosuvastatin Calcium Generic 187 82 $2,773
Metoprolol Tartrate Generic 180 85 $1,335
Amlodipine Besylate Generic 169 69 $989
Lisinopril Generic 144 57 $652
Losartan Potassium Generic 142 59 $1,687
Carvedilol Generic 136 48 $1,364

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Mashny's medical specialty?
Dr. John Mashny practices Cardiovascular Disease Physician in Cincinnati, OH.
Where does Dr. John Mashny practice?
Dr. John Mashny practices at 10506A Montgomery RD, Cincinnati, OH 452424401. Office phone: 5132462400.
What is Dr. John Mashny's NPI?
Dr. John Mashny's National Provider Identifier (NPI) is 1013989318, issued by NPPES.
Does Dr. John Mashny accept Medicare assignment?
Yes. Dr. John Mashny accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Mashny commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.