Doctor profile · Federal record

Dr. Brian Medernach, Brian Medernach

Internal Medicine Physician (CMS: Internal Medicine) · Pediatrics Physician · Infectious Disease Physician · Lombard, IL

  • NPI 1801050539
  • Accepts Medicare
  • 19 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1S072 Luther Ave
Lombard, IL 601484164
(630) 247-8877

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
April 8, 2026
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036.126376

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801050539. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,548
Distinct HCPCS
10
Medicare allowed
$155,646
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 575 254 $83
11042 Removal of skin and tissue, 20.0 sq cm or less 207 61 $64
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 151 60 $78
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 144 136 $182
99291 Critical care, first 30-74 minutes 100 46 $225
99213 Established patient office or other outpatient visit, 20-29 minutes 83 49 $69
99214 Established patient office or other outpatient visit, 30-39 minutes 41 31 $133
99212 Established patient office or other outpatient visit, 10-19 minutes 40 29 $37
15271 Application of skin substitute graft to wound of trunk, arms, or legs, 25.0 sq cm or less of wound 100.0 sq cm or less 38 16 $91
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 32 31 $139

In context: peer comparison

Among 11 peers in Lombard Internal Medicine Physician, average services per provider: 96. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$56
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Organogenesis INC. 1 $36.69
Kerecis Limited 1 $19.51

By nature of payment

Food and Beverage
$56

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
433
Patients
116
Total drug cost
$77,673
Drug Type Claims Patients Total cost
Ertapenem (Ertapenem Sodium) Brand 52 0 $24,750
Cephalexin Generic 49 24 $506
Doxycycline Hyclate Generic 43 24 $761
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 42 27 $753
Cefepime Hcl Generic 32 0 $8,554
Vancomycin Hcl Generic 32 0 $4,302
Ceftriaxone (Ceftriaxone Sodium) Brand 25 0 $3,545
Fluconazole Generic 25 13 $528
Ciprofloxacin Hcl Generic 22 16 $114
Piperacillin-Tazobactam (Piperacillin Sodium/Tazobactam) Brand 22 0 $1,871

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Medernach's medical specialty?
Dr. Brian Medernach practices Internal Medicine Physician in Lombard, IL.
Where does Dr. Brian Medernach practice?
Dr. Brian Medernach practices at 1S072 Luther Ave, Lombard, IL 601484164. Office phone: 6302478877.
What is Dr. Brian Medernach's NPI?
Dr. Brian Medernach's National Provider Identifier (NPI) is 1801050539, issued by NPPES.
Does Dr. Brian Medernach accept Medicare assignment?
Yes. Dr. Brian Medernach accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian Medernach commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Removal of skin and tissue, 20.0 sq cm or less (HCPCS 11042); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308). Source: CMS Medicare Physician & Other Practitioners file.