Doctor profile · Federal record

Dr. Matthew Duffin, MD

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Rock Hill, SC

  • NPI 1528452745
  • Accepts Medicare
  • MIPS 92.1 / 100 · 2023
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
134 Professional Park Dr
Rock Hill, SC 297321178
(803) 329-3130
Additional location
10660 Park RD, Ste 3100
Charlotte, NC 282108413
(704) 667-8750
Additional location
11530 Providence RD, Ste 1300
Charlotte, NC 282772691
(704) 667-0780
Show 1 more location
Additional location
1690 Highway 160 W
Fort Mill, SC 297088024
(803) 548-2424
Mailing address
Po Box 19305
Charlotte, NC 282199305

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
July 15, 2024
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
North Carolina #2021-00709

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528452745. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,026
Distinct HCPCS
10
Medicare allowed
$191,935
HCPCS Description Services Patients Avg allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 742 119 $1
99214 Established patient office or other outpatient visit, 30-39 minutes 359 264 $111
20610 Aspiration and/or injection of fluid from large joint 155 119 $62
73564 X-ray of knee, 4 or more views 139 138 $40
73502 X-ray of hip, 2-3 views 138 124 $41
99204 New patient office or other outpatient visit, 45-59 minutes 133 133 $145
99215 Established patient office or other outpatient visit, 40-54 minutes 85 83 $155
99213 Established patient office or other outpatient visit, 20-29 minutes 55 52 $79
73560 X-ray of knee, 1-2 views 47 36 $29
27447 Replacement of knee joint, both sides of knee 38 37 $1,135

In context: peer comparison

Among 5 peers in this city , average services per provider: 110. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$38,803
Transactions
42
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Stryker Corporation 18 $28,802.37
Medical Device Business Services, Inc. 4 $6,767.56
Smith+Nephew, Inc. 10 $2,282.94
Zimmer Biomet Holdings, Inc. 3 $398.84
DePuy Synthes Sales Inc. 2 $223.15
ENCORE MEDICAL, LP 1 $132.59
Episurf Medical, Inc. 1 $103.03
ACUMED LLC 1 $63.05
Davol Inc. 1 $16.28
HERAEUS MEDICAL, LLC. 1 $13.68

By nature of payment

Consulting Fee
$33,715
Food and Beverage
$2,674
Travel and Lodging
$2,415

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
976
Patients
605
Total drug cost
$9,302
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 178 66 $1,179
Diclofenac Sodium Generic 177 93 $2,057
Cyclobenzaprine Hcl Generic 103 86 $528
Prednisone Generic 97 95 $1,101
Celecoxib Generic 91 55 $2,370
Gabapentin Generic 74 44 $820
Amoxicillin Generic 67 38 $63
Methocarbamol Generic 41 30 $497
Meloxicam Generic 36 13 $155
Ondansetron Hcl Generic 35 34 $171

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Duffin's medical specialty?
Dr. Matthew Duffin practices Orthopaedic Surgery Physician in Rock Hill, SC.
Where does Dr. Matthew Duffin practice?
Dr. Matthew Duffin practices at 134 Professional Park Dr, Rock Hill, SC 297321178. Office phone: 8033293130.
What is Dr. Matthew Duffin's NPI?
Dr. Matthew Duffin's National Provider Identifier (NPI) is 1528452745, issued by NPPES.
Does Dr. Matthew Duffin accept Medicare assignment?
Yes. Dr. Matthew Duffin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Duffin commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99214); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.