Doctor profile · Federal record

Dr. Karl Zeren, D.D.S.

Periodontist · Timonium, MD

  • NPI 1265579379
  • 19 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9515 Deereco RD, Suite 308
Timonium, MD 210932116
(410) 252-0871
fax (410) 252-0431

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
April 14, 2015
Specialty taxonomy
1223P0300X — NUCC code
State license (1)
Maryland #5937

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265579379. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$249
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Highridge Medical LLC 1 $87.44
ZIMVIE INC. 1 $87.44
Geistlich Pharma, North America, Inc. 3 $74.38

By nature of payment

Food and Beverage
$249

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
231
Patients
170
Total drug cost
$1,404
Drug Type Claims Patients Total cost
Amoxicillin Generic 82 57 $610
Chlorhexidine Gluconate Generic 55 51 $336
Ibuprofen Generic 55 50 $155
Sodium Fluoride (Fluoride (Sodium)) Brand 15 0 $177
Clindamycin Hcl Generic 12 0 $104
Triazolam Generic 12 12 $22

Frequently asked questions

Auto-generated from federal data
What is Dr. Karl Zeren's medical specialty?
Dr. Karl Zeren practices Periodontist in Timonium, MD.
Where does Dr. Karl Zeren practice?
Dr. Karl Zeren practices at 9515 Deereco RD, Timonium, MD 210932116. Office phone: 4102520871.
What is Dr. Karl Zeren's NPI?
Dr. Karl Zeren's National Provider Identifier (NPI) is 1265579379, issued by NPPES.