Doctor profile · Federal record

Dr. Gregory Charko, M.D.

Orthopaedic Surgery Physician · Union, NJ

  • NPI 1336189356
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
975 Lehigh Ave
Union, NJ 070837632
(908) 686-1488
fax (908) 687-7886

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
March 5, 2013
Specialty taxonomy
207X00000X — NUCC code
State license (1)
New Jersey #MA44836
Medicaid
NJ #3390306

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336189356. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,473
Distinct HCPCS
10
Medicare allowed
$101,684
HCPCS Description Services Patients Avg allowed
J7332 Hyaluronan or derivative, triluron, for intra-articular injection, 1 mg 1,380 17 $10
99213 Established patient office or other outpatient visit, 20-29 minutes 243 128 $100
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 236 34 $1
20610 Aspiration and/or injection of fluid from large joint 166 67 $81
99214 Established patient office or other outpatient visit, 30-39 minutes 86 67 $139
73564 X-ray of knee, 4 or more views 66 45 $54
J0702 Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg 60 29 $7
J7324 Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose 59 12 $129
99203 New patient office or other outpatient visit, 30-44 minutes 49 49 $124
73030 X-ray of shoulder, minimum of 2 views 32 29 $40

In context: peer comparison

Among 3 peers in Union Orthopaedic Surgery Physician, average services per provider: 136. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$89
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Heron Therapeutics, INC. 1 $89.42

By nature of payment

Food and Beverage
$89

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
163
Patients
85
Total drug cost
$2,192
Drug Type Claims Patients Total cost
Meloxicam Generic 47 23 $147
Celecoxib Generic 45 21 $1,205
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 24 15 $226
Cephalexin Generic 16 15 $377
Tramadol Hcl Generic 16 11 $87
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 15 0 $150

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Charko's medical specialty?
Dr. Gregory Charko practices Orthopaedic Surgery Physician in Union, NJ.
Where does Dr. Gregory Charko practice?
Dr. Gregory Charko practices at 975 Lehigh Ave, Union, NJ 070837632. Office phone: 9086861488.
What is Dr. Gregory Charko's NPI?
Dr. Gregory Charko's National Provider Identifier (NPI) is 1336189356, issued by NPPES.
What procedures does Dr. Gregory Charko commonly perform?
Top Medicare-reported procedures in 2023: Hyaluronan or derivative, triluron, for intra-articular injection, 1 mg (HCPCS J7332); Established patient office or other outpatient visit (HCPCS 99213); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301). Source: CMS Medicare Physician & Other Practitioners file.