Doctor profile · Federal record

Dr. John Ahler, D.D.S.

Dentist · Rensselaer, IN

  • NPI 1346291804
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
331 E Amsler RD
Rensselaer, IN 479788591
(219) 866-7117
fax (219) 866-8658

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
October 12, 2011
Specialty taxonomy
122300000X — NUCC code
State license (1)
Indiana #9944
Medicaid
IN #200201620A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346291804. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,321
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
PATTERSON COMPANIES, INC. 1 $2,299.50
Align Technology, Inc. 1 $21.12

By nature of payment

Long term medical supply or device loan
$2,300
Food and Beverage
$21

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
123
Patients
76
Total drug cost
$466
Drug Type Claims Patients Total cost
Amoxicillin Generic 91 50 $324
Clindamycin Hcl Generic 17 12 $104
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 15 14 $38

Frequently asked questions

Auto-generated from federal data
What is Dr. John Ahler's medical specialty?
Dr. John Ahler practices Dentist in Rensselaer, IN.
Where does Dr. John Ahler practice?
Dr. John Ahler practices at 331 E Amsler RD, Rensselaer, IN 479788591. Office phone: 2198667117.
What is Dr. John Ahler's NPI?
Dr. John Ahler's National Provider Identifier (NPI) is 1346291804, issued by NPPES.