Doctor profile · Federal record

Dr. Regina Iwinski, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · La Porte, IN

  • NPI 1750306163
  • Accepts Medicare
  • 33 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1007 Lincolnway
La Porte, IN 463520250
(219) 326-1234
Mailing address
75 Remit Dr, Lockbox 3309
Chicago, IL 606753309

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 3, 2009
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Indiana #01046998A · Arkansas #E0395
Medicaid (2)
IN #200163490 · IN #200163490A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750306163. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
547
Distinct HCPCS
10
Medicare allowed
$32,868
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 196 191 $83
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 104 102 $50
99203 New patient office or other outpatient visit, 30-44 minutes 55 55 $102
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 36 36 $16
99214 Established patient office or other outpatient visit, 30-39 minutes 36 36 $119
81003 Automated urinalysis test 32 32 $2
87807 Detection test by immunoassay with direct visual observation for respiratory syncytial virus 31 31 $13
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing 26 26 $6
80053 Blood test, comprehensive group of blood chemicals 16 16 $10
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 15 15 $8

In context: peer comparison

Among 3 peers in La Porte Emergency Medicine Physician, average services per provider: 64. This provider delivers 8.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
113
Patients
113
Total drug cost
$854
Drug Type Claims Patients Total cost
Cephalexin Generic 35 35 $351
Azithromycin Generic 27 27 $162
Prednisone Generic 23 23 $56
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 16 16 $182
Methylprednisolone Generic 12 12 $102

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Regina Iwinski's medical specialty?
Dr. Regina Iwinski practices Emergency Medicine Physician in La Porte, IN.
Where does Dr. Regina Iwinski practice?
Dr. Regina Iwinski practices at 1007 Lincolnway, La Porte, IN 463520250. Office phone: 2193261234.
What is Dr. Regina Iwinski's NPI?
Dr. Regina Iwinski's National Provider Identifier (NPI) is 1750306163, issued by NPPES.
Does Dr. Regina Iwinski accept Medicare assignment?
Yes. Dr. Regina Iwinski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Regina Iwinski commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza (HCPCS 87428); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.