Doctor profile · Federal record

Dr. Joseph Koscielniak, M.D.

Specialist (CMS: Orthopedic Surgery) · Merrillville, IN

  • NPI 1841299468
  • Accepts Medicare
  • 47 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5587 Broadway
Merrillville, IN 464102632
(219) 887-9506
fax (219) 884-3761

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
January 12, 2012
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
Indiana #01028974
Medicaid
IN #100353230A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841299468. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
908
Distinct HCPCS
10
Medicare allowed
$51,426
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 307 114 $84
99212 Established patient office or other outpatient visit, 10-19 minutes 201 93 $52
73560 X-ray of knee, 1-2 views 83 54 $31
J1030 Injection, methylprednisolone acetate, 40 mg 76 45 $8
20610 Aspiration and/or injection of fluid from large joint 75 41 $57
73030 X-ray of shoulder, minimum of 2 views 51 33 $32
73502 X-ray of hip, 2-3 views 37 23 $43
99203 New patient office or other outpatient visit, 30-44 minutes 28 28 $104
73630 X-ray of foot, minimum of 3 views 22 14 $32
72170 X-ray of pelvis, 1-2 views 15 14 $26

In context: peer comparison

Among 4 peers in this city , average services per provider: 208. This provider delivers 4.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
520
Patients
183
Total drug cost
$13,194
Drug Type Claims Patients Total cost
Meloxicam Generic 117 45 $487
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 98 44 $1,527
Celecoxib Generic 77 21 $3,229
Diclofenac Sodium Generic 61 29 $989
Nabumetone Generic 42 11 $766
Allopurinol Generic 28 0 $237
Prednisone Generic 28 20 $84
Tramadol Hcl Generic 24 0 $95
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 19 13 $249
Pregabalin Generic 15 0 $804

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Koscielniak's medical specialty?
Dr. Joseph Koscielniak practices Specialist in Merrillville, IN.
Where does Dr. Joseph Koscielniak practice?
Dr. Joseph Koscielniak practices at 5587 Broadway, Merrillville, IN 464102632. Office phone: 2198879506.
What is Dr. Joseph Koscielniak's NPI?
Dr. Joseph Koscielniak's National Provider Identifier (NPI) is 1841299468, issued by NPPES.
Does Dr. Joseph Koscielniak accept Medicare assignment?
Yes. Dr. Joseph Koscielniak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Koscielniak commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212); X-ray of knee, 1-2 views (HCPCS 73560). Source: CMS Medicare Physician & Other Practitioners file.