Doctor profile · Federal record

Dr. Matthew Siljander, MD

Adult Reconstructive Orthopaedic Surgery Physician · Orthopaedic Surgery Physician · Orthopaedic Surgery Physician · Newport Beach, CA

  • NPI 1831509355
  • 12 yrs on file
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
22 Corporate Plaza Dr
Newport Beach, CA 926607985
(949) 722-7038
fax (949) 630-4900
Additional location
3535 W 13 Mile RD, Ste 744
Royal Oak, MI 480736770
(248) 551-1852
Additional location
200 1St St Sw
Rochester, MN 55905
(507) 284-2511

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
July 17, 2020
Specialty taxonomy
207XS0114X — NUCC code
State licenses (3)
California #A167823 · Michigan #4301105181 · Minnesota #65225

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831509355. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,230
Distinct HCPCS
10
Medicare allowed
$407,738
HCPCS Description Services Patients Avg allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 1,371 140 $1
99213 Established patient office or other outpatient visit, 20-29 minutes 668 453 $98
73564 X-ray of knee, 4 or more views 356 290 $54
99214 Established patient office or other outpatient visit, 30-39 minutes 348 271 $139
73502 X-ray of hip, 2-3 views 265 201 $54
20610 Aspiration and/or injection of fluid from large joint 226 154 $73
73562 X-ray of knee, 3 views 156 99 $47
72170 X-ray of pelvis, 1-2 views 142 104 $32
99204 New patient office or other outpatient visit, 45-59 minutes 107 107 $180
99203 New patient office or other outpatient visit, 30-44 minutes 98 98 $121

In context: peer comparison

Among 2 peers in this city , average services per provider: 212. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$45,811
Transactions
48
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
ENCORE MEDICAL, LP 45 $45,413.51
DePuy Synthes Sales Inc. 1 $147.89
MY01 Inc. 1 $143.78
Zimmer Biomet Holdings, Inc. 1 $105.55

By nature of payment

Consulting Fee
$37,050
Travel and Lodging
$7,921
Food and Beverage
$839

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
636
Patients
524
Total drug cost
$8,627
Drug Type Claims Patients Total cost
Tramadol Hcl Generic 168 120 $527
Meloxicam Generic 105 90 $252
Methocarbamol Generic 92 75 $623
Oxycodone Hcl Generic 86 66 $497
Amoxicillin Generic 85 79 $166
Naloxone Hcl Generic 65 65 $4,442
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 21 15 $181
Enoxaparin Sodium Generic 14 14 $1,939

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Siljander's medical specialty?
Dr. Matthew Siljander practices Adult Reconstructive Orthopaedic Surgery Physician in Newport Beach, CA.
Where does Dr. Matthew Siljander practice?
Dr. Matthew Siljander practices at 22 Corporate Plaza Dr, Newport Beach, CA 926607985. Office phone: 9497227038.
What is Dr. Matthew Siljander's NPI?
Dr. Matthew Siljander's National Provider Identifier (NPI) is 1831509355, issued by NPPES.
What procedures does Dr. Matthew Siljander 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 99213); X-ray of knee, 4 or more views (HCPCS 73564). Source: CMS Medicare Physician & Other Practitioners file.