Doctor profile · Federal record

Dr. Stephen Kocaj, MD

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Sports Medicine (Orthopaedic Surgery) Physician · Florham Park, NJ

  • NPI 1275568446
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
140 Park Ave
Florham Park, NJ 07932
(973) 404-9800
fax (973) 267-1737
Mailing address
150 Floral Ave
New Providence, NJ 079741557

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
February 18, 2026
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
New Jersey #25MA08265900
Medicaid
GA #396752394A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275568446. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,178
Distinct HCPCS
10
Medicare allowed
$268,477
HCPCS Description Services Patients Avg allowed
20610 Aspiration and/or injection of fluid from large joint 865 321 $87
J1040 Injection, methylprednisolone acetate, 80 mg 506 271 $12
J7323 Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose 493 94 $123
99214 Established patient office or other outpatient visit, 30-39 minutes 481 275 $143
99213 Established patient office or other outpatient visit, 20-29 minutes 252 195 $100
73564 X-ray of knee, 4 or more views 227 166 $55
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 140 18 $1
73030 X-ray of shoulder, minimum of 2 views 87 69 $41
99204 New patient office or other outpatient visit, 45-59 minutes 55 55 $186
99203 New patient office or other outpatient visit, 30-44 minutes 41 41 $126

In context: peer comparison

Among 2 peers in Florham Park Orthopaedic Surgery Physician, average services per provider: 282. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$169
Transactions
7
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Bioventus LLC 3 $64.99
Ferring Pharmaceuticals INC. 3 $64.52
Smith+Nephew, INC. 1 $39.69

By nature of payment

Food and Beverage
$169

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
31
Patients
13
Total drug cost
$84
Drug Type Claims Patients Total cost
Meloxicam Generic 31 13 $84

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stephen Kocaj's medical specialty?
Dr. Stephen Kocaj practices Orthopaedic Surgery Physician in Florham Park, NJ.
Where does Dr. Stephen Kocaj practice?
Dr. Stephen Kocaj practices at 140 Park Ave, Florham Park, NJ 07932. Office phone: 9734049800.
What is Dr. Stephen Kocaj's NPI?
Dr. Stephen Kocaj's National Provider Identifier (NPI) is 1275568446, issued by NPPES.
Does Dr. Stephen Kocaj accept Medicare assignment?
Yes. Dr. Stephen Kocaj accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Kocaj commonly perform?
Top Medicare-reported procedures in 2023: Aspiration and/or injection of fluid from large joint (HCPCS 20610); Injection, methylprednisolone acetate, 80 mg (HCPCS J1040); Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose (HCPCS J7323). Source: CMS Medicare Physician & Other Practitioners file.