Doctor profile · Federal record

Dr. Ilyes Benchaala, MD

Rheumatology Physician (CMS: Rheumatology) · Internal Medicine Physician · Detroit, MI

  • NPI 1346578127
  • Accepts Medicare
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 5 locations .

NPPES Updated May 11, 2026
Primary practice
4160 John R, Suite 917
Detroit, MI 482012020
(313) 745-4525
fax (313) 745-0011
Additional location
1560 E Maple RD
Troy, MI 480831135
fax (248) 581-5299
Additional location
18100 Oakwood Blvd Ste 300
Dearborn, MI 481244085
(313) 240-4900
fax (313) 240-4900
Show 2 more locations
Additional location
400 Mack Ave
Detroit, MI 482012136
(313) 448-9650
fax (313) 448-9979
Additional location
4717 Saint Antoine St
Detroit, MI 482011423
(313) 577-8900
fax (313) 577-9675
Mailing address
400 Mack Ave
Detroit, MI 482012136

Credentials & registration

NPPES · NUCC
NPI registered
December 2009 — 17 yrs on file
Profile last updated
February 18, 2022
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
Michigan #4301088059

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346578127. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
208
Distinct HCPCS
2
Medicare allowed
$29,417
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 162 87 $123
99205 New patient office or other outpatient visit, 60-74 minutes 46 46 $207

In context: peer comparison

Among 6 peers in Detroit Rheumatology Physician, average services per provider: 68. This provider delivers 3.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,269
Transactions
111
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 29 $532.72
Janssen Biotech, INC. 16 $395.52
Ucb, INC. 16 $350.79
Novartis Pharmaceuticals Corporation 9 $174.69
Amgen INC. 10 $156.55
Aurinia Pharma U.S., INC. 6 $120.28
Pfizer INC. 4 $89.57
Fresenius Kabi USA, LLC 3 $79.74
Genzyme Corporation 4 $72.21
Boehringer Ingelheim Pharmaceuticals, INC. 3 $51.27
E.R. Squibb & Sons, L.L.C. 3 $45.58
Ani Pharmaceuticals, INC. 2 $43.29
GlaxoSmithKline, LLC. 2 $39.39
AstraZeneca Pharmaceuticals Lp 2 $38.75
Organon LLC 2 $36.80

By nature of payment

Food and Beverage
$2,109
Education
$160

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,499
Patients
317
Total drug cost
$2,033,124
Drug Type Claims Patients Total cost
Leflunomide Generic 280 67 $17,757
Methotrexate (Methotrexate Sodium) Brand 273 46 $6,320
Humira(Cf) Pen (Adalimumab) Brand 162 23 $1,387,846
Diclofenac Sodium Generic 150 63 $5,051
Azathioprine Generic 104 25 $5,525
Prednisone Generic 97 34 $825
Amitriptyline Hcl Generic 59 19 $438
Mycophenolate Mofetil Generic 59 12 $6,641
Hydroxychloroquine Sulfate Generic 58 17 $2,440
Pregabalin Generic 48 0 $1,080

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ilyes Benchaala's medical specialty?
Dr. Ilyes Benchaala practices Rheumatology Physician in Detroit, MI.
Where does Dr. Ilyes Benchaala practice?
Dr. Ilyes Benchaala practices at 4160 John R, Detroit, MI 482012020. Office phone: 3137454525.
What is Dr. Ilyes Benchaala's NPI?
Dr. Ilyes Benchaala's National Provider Identifier (NPI) is 1346578127, issued by NPPES.
Does Dr. Ilyes Benchaala accept Medicare assignment?
Yes. Dr. Ilyes Benchaala accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ilyes Benchaala commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.