Doctor profile · Federal record

Dr. Jack Bartoszek, D.O.

Geriatric Medicine (Family Medicine) Physician · Mishawaka, IN

  • NPI 1093714818
  • 21 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
615 Fulmer RD
Mishawaka, IN 465446911
(574) 252-3085
fax (574) 252-5906
Mailing address
4455 Edison Lakes Pkwy, Unity Medical Surgical Hospital
Mishawaka, IN 465451442

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
September 20, 2013
Specialty taxonomy
207QG0300X — NUCC code
State license (1)
Indiana #02001105
Medicaid
IN #100335800A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093714818. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$766
Transactions
13
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Teva Pharmaceuticals USA, INC. 8 $374.67
Otsuka America Pharmaceutical, INC. 3 $149.54
Amgen INC. 1 $121.12
AstraZeneca Pharmaceuticals Lp 1 $120.54

By nature of payment

Food and Beverage
$766

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,891
Patients
286
Total drug cost
$50,069
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 251 34 $3,295
Levothyroxine Sodium Generic 239 23 $2,697
Amlodipine Besylate Generic 173 26 $1,725
Sertraline Hcl Generic 150 29 $2,356
Furosemide Generic 139 25 $839
Donepezil Hcl Generic 134 18 $1,947
Tamsulosin Hcl Generic 121 21 $2,208
Gabapentin Generic 109 21 $2,291
Eliquis (Apixaban) Brand 96 12 $26,338
Potassium Chloride Generic 93 12 $1,420

Frequently asked questions

Auto-generated from federal data
What is Dr. Jack Bartoszek's medical specialty?
Dr. Jack Bartoszek practices Geriatric Medicine (Family Medicine) Physician in Mishawaka, IN.
Where does Dr. Jack Bartoszek practice?
Dr. Jack Bartoszek practices at 615 Fulmer RD, Mishawaka, IN 465446911. Office phone: 5742523085.
What is Dr. Jack Bartoszek's NPI?
Dr. Jack Bartoszek's National Provider Identifier (NPI) is 1093714818, issued by NPPES.