Doctor profile · Federal record

Dr. Thomas Kowalenko, DO

Family Medicine Physician (CMS: Family Practice) · Clark, NJ

  • NPI 1538136429
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
808 Raritan RD
Clark, NJ 070661710
(732) 381-2100
fax (732) 382-3576

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
July 27, 2010
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
New Jersey #25MB06592500
Medicaid
NJ #0026808

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538136429. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
248
Distinct HCPCS
2
Medicare allowed
$42,700
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 139 28 $197
99214 Established patient office or other outpatient visit, 30-39 minutes 109 20 $141

In context: peer comparison

Among 2 peers in this city , average services per provider: 66. This provider delivers 3.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
218
Patients
13
Total drug cost
$28,370
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 33 0 $376
Metoprolol Succinate Generic 28 0 $518
Azithromycin Generic 26 13 $167
Atorvastatin Calcium Generic 22 0 $288
Eliquis (Apixaban) Brand 20 0 $25,744
Levofloxacin Generic 20 0 $301
Hydrochlorothiazide Generic 17 0 $69
Gabapentin Generic 15 0 $361
Enalapril Maleate Generic 14 0 $264
Sumatriptan Succinate Generic 12 0 $139

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Kowalenko's medical specialty?
Dr. Thomas Kowalenko practices Family Medicine Physician in Clark, NJ.
Where does Dr. Thomas Kowalenko practice?
Dr. Thomas Kowalenko practices at 808 Raritan RD, Clark, NJ 070661710. Office phone: 7323812100.
What is Dr. Thomas Kowalenko's NPI?
Dr. Thomas Kowalenko's National Provider Identifier (NPI) is 1538136429, issued by NPPES.
Does Dr. Thomas Kowalenko accept Medicare assignment?
Yes. Dr. Thomas Kowalenko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Kowalenko commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.