Doctor profile · Federal record

Dr. Robert Grumet, M.D.

Sports Medicine (Orthopaedic Surgery) Physician (CMS: Sports Medicine) · Orange, CA

  • NPI 1508055393
  • Accepts Medicare
  • MIPS 52.6 / 100 · 2023
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
280 S Main St, Suite 200
Orange, CA 928683852
(714) 634-4567
fax (714) 634-4569
Mailing address
Po Box 905
Orange, CA 92856

Credentials & registration

NPPES · NUCC
NPI registered
October 2007 — 19 yrs on file
Profile last updated
February 7, 2012
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207XX0005X — NUCC code
State license (1)
California #A88210

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508055393. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
97,716
Distinct HCPCS
10
Medicare allowed
$463,311
HCPCS Description Services Patients Avg allowed
J7328 Hyaluronan or derivative, gelsyn-3, for intra-articular injection, 0.1 mg 83,160 90 $1
J3304 Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg 10,816 151 $17
J7318 Hyaluronan or derivative, durolane, for intra-articular injection, 1 mg 1,440 12 $7
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance 619 248 $133
99213 Established patient office or other outpatient visit, 20-29 minutes 530 300 $98
73564 X-ray of knee, 4 or more views 311 223 $54
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 230 11 $28
99214 Established patient office or other outpatient visit, 30-39 minutes 121 109 $137
J0702 Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg 103 28 $7
73030 X-ray of shoulder, minimum of 2 views 95 80 $39

In context: peer comparison

Among 3 peers in this city , average services per provider: 1,892. This provider delivers 52× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$288
Transactions
7
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Vericel Corporation 2 $121.46
Stryker Corporation 1 $77.58
Pacira Pharmaceuticals Incorporated 2 $45.61
Saxum Surgical, Inc. 1 $28.70
Bioventus LLC 1 $14.84

By nature of payment

Food and Beverage
$288

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
103
Patients
46
Total drug cost
$987
Drug Type Claims Patients Total cost
Meloxicam Generic 77 34 $403
Celecoxib Generic 26 12 $584

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Grumet's medical specialty?
Dr. Robert Grumet practices Sports Medicine (Orthopaedic Surgery) Physician in Orange, CA.
Where does Dr. Robert Grumet practice?
Dr. Robert Grumet practices at 280 S Main St, Orange, CA 928683852. Office phone: 7146344567.
What is Dr. Robert Grumet's NPI?
Dr. Robert Grumet's National Provider Identifier (NPI) is 1508055393, issued by NPPES.
Does Dr. Robert Grumet accept Medicare assignment?
Yes. Dr. Robert Grumet accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Grumet commonly perform?
Top Medicare-reported procedures in 2023: Hyaluronan or derivative, gelsyn-3, for intra-articular injection, 0.1 mg (HCPCS J7328); Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg (HCPCS J3304); Hyaluronan or derivative, durolane, for intra-articular injection, 1 mg (HCPCS J7318). Source: CMS Medicare Physician & Other Practitioners file.