Doctor profile · Federal record

Dr. Constantine Kashnikow, M.D.

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Livingston, NJ

  • NPI 1811956881
  • Accepts Medicare
  • 46 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
340 E Northfield RD, Suite 2C
Livingston, NJ 070394892
(973) 994-0069
fax (973) 994-0567

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
April 29, 2010
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
New Jersey #MA41487
Medicaid
NJ #1571702

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811956881. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,470
Distinct HCPCS
10
Medicare allowed
$268,325
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,151 570 $140
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 635 550 $9
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 308 280 $16
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 252 46 $85
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 150 146 $73
85610 Blood test, clotting time 137 16 $4
78452 Nuclear medicine studies of heart muscle at rest and with stress and spect 119 119 $81
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 95 86 $15
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 89 88 $72
99204 New patient office or other outpatient visit, 45-59 minutes 79 79 $183

In context: peer comparison

Among 3 peers in Livingston Cardiovascular Disease Physician, average services per provider: 114. This provider delivers 30× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$537
Transactions
26
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $146.94
Novartis Pharmaceuticals Corporation 4 $73.96
Amgen INC. 4 $57.38
Merck Sharp & Dohme LLC 4 $57.25
Novo Nordisk INC 3 $48.92
Boehringer Ingelheim Pharmaceuticals, INC. 2 $32.34
E.R. Squibb & Sons, L.L.C. 2 $30.93
Pfizer INC. 2 $30.30
Esperion Therapeutics, INC. 2 $29.77
Janssen Pharmaceuticals, INC 2 $29.55

By nature of payment

Food and Beverage
$537

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,329
Patients
1,284
Total drug cost
$701,346
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 680 192 $14,469
Amlodipine Besylate Generic 564 163 $6,626
Atorvastatin Calcium Generic 489 147 $7,159
Rosuvastatin Calcium Generic 410 124 $9,858
Losartan Potassium Generic 356 109 $6,203
Eliquis (Apixaban) Brand 301 74 $399,947
Ezetimibe Generic 290 82 $12,691
Metoprolol Tartrate Generic 232 68 $2,366
Clopidogrel (Clopidogrel Bisulfate) Brand 186 55 $3,350
Xarelto (Rivaroxaban) Brand 166 42 $228,213

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Constantine Kashnikow's medical specialty?
Dr. Constantine Kashnikow practices Cardiovascular Disease Physician in Livingston, NJ.
Where does Dr. Constantine Kashnikow practice?
Dr. Constantine Kashnikow practices at 340 E Northfield RD, Livingston, NJ 070394892. Office phone: 9739940069.
What is Dr. Constantine Kashnikow's NPI?
Dr. Constantine Kashnikow's National Provider Identifier (NPI) is 1811956881, issued by NPPES.
Does Dr. Constantine Kashnikow accept Medicare assignment?
Yes. Dr. Constantine Kashnikow accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Constantine Kashnikow commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.