Doctor profile · Federal record

Dr. William Warrender, M.D.

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Orthopaedic Hand Surgery Physician · South Bend, IN

  • NPI 1770902538
  • Accepts Medicare
  • MIPS 79.8 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
53880 Carmichael Dr
South Bend, IN 466351567
(574) 247-9441
Additional location
2349 Lake Ave Ste 201
Plymouth, IN 465637837
Additional location
303 S Nappanee St Ste F
Elkhart, IN 465142066
Show 1 more location
Additional location
60160 Bodnar Blvd
Mishawaka, IN 465449338
Mailing address
3600 W Bethel Ave
Muncie, IN 473045407

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
January 7, 2026
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
Indiana #01082069A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1770902538. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,110
Distinct HCPCS
10
Medicare allowed
$82,077
HCPCS Description Services Patients Avg allowed
J1100 Injection, dexamethasone sodium phosphate, 1 mg 197 36 $0
99214 Established patient office or other outpatient visit, 30-39 minutes 171 130 $117
99213 Established patient office or other outpatient visit, 20-29 minutes 105 85 $84
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 88 48 $1
99204 New patient office or other outpatient visit, 45-59 minutes 75 75 $157
73100 X-ray of wrist, 2 views 64 36 $33
20550 Injection into tendon or ligament 47 30 $48
73140 X-ray of finger, minimum of 2 views 43 28 $35
64721 Release and/or relocation of hand nerve 40 34 $376
73080 X-ray of elbow, minimum of 3 views 38 34 $30

In context: peer comparison

Among 14 peers in this city , average services per provider: 99. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$45
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Alexion Pharmaceuticals, Inc. 1 $28.63
Orthofix Medical, Inc. 1 $16.31

By nature of payment

Food and Beverage
$45

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
178
Patients
146
Total drug cost
$974
Drug Type Claims Patients Total cost
Methylprednisolone Generic 73 70 $588
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 26 22 $145
Oxycodone Hcl Generic 23 16 $48
Cephalexin Generic 20 19 $127
Tramadol Hcl Generic 20 19 $30
Meloxicam Generic 16 0 $35

Frequently asked questions

Auto-generated from federal data
What is Dr. William Warrender's medical specialty?
Dr. William Warrender practices Orthopaedic Surgery Physician in South Bend, IN.
Where does Dr. William Warrender practice?
Dr. William Warrender practices at 53880 Carmichael Dr, South Bend, IN 466351567. Office phone: 5742479441.
What is Dr. William Warrender's NPI?
Dr. William Warrender's National Provider Identifier (NPI) is 1770902538, issued by NPPES.
Does Dr. William Warrender accept Medicare assignment?
Yes. Dr. William Warrender accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Warrender commonly perform?
Top Medicare-reported procedures in 2023: Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.