Doctor profile · Federal record

Dr. Walter Marbach, MD

Rheumatology Physician (CMS: Rheumatology) · Crestwood, IL

  • NPI 1891703591
  • Accepts Medicare
  • 49 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
13755 Cicero Ave
Crestwood, IL 604451824
(888) 220-6432
fax (708) 385-7840
Mailing address
901 McClintock Dr, Suite 202
Burr Ridge, IL 605270872

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
May 13, 2015
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
Illinois #036-057150
Medicaid
IL #36057150

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891703591. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
233,695
Distinct HCPCS
10
Medicare allowed
$2,023,293
HCPCS Description Services Patients Avg allowed
J0878 Injection, daptomycin, 1 mg 130,590 37 $0
J3380 Injection, vedolizumab, 1 mg 23,100 20 $22
J0717 Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) 17,200 11 $5
J0485 Injection, belatacept, 1 mg 14,248 13 $4
J0875 Injection, dalbavancin, 5 mg 11,300 36 $15
J1306 Injection, inclisiran, 1 mg 7,668 21 $12
J2356 Injection, tezepelumab-ekko, 1 mg 7,140 12 $18
J2357 Injection, omalizumab, 5 mg 5,835 19 $38
J1745 Injection, infliximab, excludes biosimilar, 10 mg 5,350 33 $33
J1569 Injection, immune globulin, (gammagard liquid), non-lyophilized, (e.g., liquid), 500 mg 5,022 19 $45

In context: peer comparison

Among 1 peers in Crestwood Rheumatology Physician, average services per provider: 8,655. This provider delivers 27× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$953
Transactions
35
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Amgen INC. 10 $330.21
Abbvie INC. 8 $261.13
Merck Sharp & Dohme LLC 9 $175.30
E.R. Squibb & Sons, L.L.C. 4 $103.62
Bayer Healthcare Pharmaceuticals INC. 1 $27.08
Gilead Sciences, INC. 1 $22.59
GlaxoSmithKline, LLC. 1 $19.20
Lilly USA, LLC 1 $13.40

By nature of payment

Food and Beverage
$953

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,085
Patients
144
Total drug cost
$39,184
Drug Type Claims Patients Total cost
Methotrexate (Methotrexate Sodium) Brand 228 46 $13,064
Prednisone Generic 138 26 $1,123
Hydroxychloroquine Sulfate Generic 128 32 $7,429
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 114 13 $3,255
Alprazolam Generic 60 0 $796
Azathioprine Generic 54 14 $5,333
Tramadol Hcl Generic 51 0 $258
Meloxicam Generic 50 0 $209
Gabapentin Generic 45 0 $587
Leflunomide Generic 45 13 $4,033

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Walter Marbach's medical specialty?
Dr. Walter Marbach practices Rheumatology Physician in Crestwood, IL.
Where does Dr. Walter Marbach practice?
Dr. Walter Marbach practices at 13755 Cicero Ave, Crestwood, IL 604451824. Office phone: 8882206432.
What is Dr. Walter Marbach's NPI?
Dr. Walter Marbach's National Provider Identifier (NPI) is 1891703591, issued by NPPES.
Does Dr. Walter Marbach accept Medicare assignment?
Yes. Dr. Walter Marbach accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Walter Marbach commonly perform?
Top Medicare-reported procedures in 2023: Injection, daptomycin, 1 mg (HCPCS J0878); Injection, vedolizumab, 1 mg (HCPCS J3380); Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) (HCPCS J0717). Source: CMS Medicare Physician & Other Practitioners file.