Doctor profile · Federal record

Dr. Gregory Mallo, M.D.

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · East Setauket, NY

  • NPI 1245412295
  • Accepts Medicare
  • MIPS 85.0 / 100 · 2023
  • 21 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6 Technology Dr 100
East Setauket, NY 117334079
(631) 689-6698
fax (631) 751-5548

Credentials & registration

NPPES · NUCC
NPI registered
December 2007 — 19 yrs on file
Profile last updated
November 18, 2015
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
New York #280603

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245412295. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,722
Distinct HCPCS
10
Medicare allowed
$566,591
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,276 596 $148
73030 X-ray of shoulder, minimum of 2 views 638 468 $47
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance 584 344 $128
99204 New patient office or other outpatient visit, 45-59 minutes 261 261 $194
J1040 Injection, methylprednisolone acetate, 80 mg 214 177 $12
J1030 Injection, methylprednisolone acetate, 40 mg 168 144 $8
J7324 Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose 137 43 $125
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 110 85 $1
J7323 Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose 73 21 $127
23472 Prosthetic repair of shoulder joint, total shoulder 61 61 $1,793

In context: peer comparison

Among 7 peers in this city , average services per provider: 432. This provider delivers 8.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$344
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Zimmer Biomet Holdings, Inc. 2 $253.20
Smith+Nephew, Inc. 1 $49.15
DePuy Synthes Sales Inc. 1 $41.92

By nature of payment

Food and Beverage
$344

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
255
Patients
201
Total drug cost
$2,174
Drug Type Claims Patients Total cost
Methylprednisolone Generic 138 124 $1,069
Meloxicam Generic 53 34 $292
Celecoxib Generic 19 0 $304
Diclofenac Sodium Generic 17 16 $406
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 16 16 $45
Cyclobenzaprine Hcl Generic 12 11 $59

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Mallo's medical specialty?
Dr. Gregory Mallo practices Orthopaedic Surgery Physician in East Setauket, NY.
Where does Dr. Gregory Mallo practice?
Dr. Gregory Mallo practices at 6 Technology Dr 100, East Setauket, NY 117334079. Office phone: 6316896698.
What is Dr. Gregory Mallo's NPI?
Dr. Gregory Mallo's National Provider Identifier (NPI) is 1245412295, issued by NPPES.
Does Dr. Gregory Mallo accept Medicare assignment?
Yes. Dr. Gregory Mallo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Mallo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); X-ray of shoulder, minimum of 2 views (HCPCS 73030); Aspiration and/or injection of fluid large joint using ultrasound guidance (HCPCS 20611). Source: CMS Medicare Physician & Other Practitioners file.