Doctor profile · Federal record

Dr. Lawrence Zelonis, D.O.

Family Medicine Physician (CMS: Family Practice) · Butler, PA

  • NPI 1427147503
  • Accepts Medicare
  • 49 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1610 N Main Street Ext
Butler, PA 160011513
(724) 234-1370
fax (724) 841-0343
Mailing address
2403 S Park RD
Bethel Park, PA 151023645

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
September 11, 2019
Year of graduation
1977 — 49 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Pennsylvania #OS003959-L

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427147503. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
107
Distinct HCPCS
1
Medicare allowed
$7,766
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 107 18 $73

In context: peer comparison

Among 11 peers in this city , average services per provider: 71. This provider delivers 1.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$480
Transactions
18
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, Inc 6 $154.96
Vanda Pharmaceuticals Inc. 2 $126.95
Otsuka America Pharmaceutical, Inc. 3 $57.50
Axsome Therapeutics, Inc. 2 $44.13
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 1 $27.10
Alkermes, Inc. 1 $20.52
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $18.79
Teva Pharmaceuticals USA, Inc. 1 $16.43
Lundbeck LLC 1 $13.32

By nature of payment

Food and Beverage
$480

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,018
Patients
216
Total drug cost
$41,558
Drug Type Claims Patients Total cost
Aripiprazole Generic 221 24 $15,247
Trazodone Hcl Generic 183 25 $2,205
Buspirone Hcl Generic 180 20 $5,059
Venlafaxine Hcl Er (Venlafaxine Hcl) Brand 164 14 $2,777
Hydroxyzine Hcl Generic 151 28 $2,196
Gabapentin Generic 143 16 $2,720
Clonazepam Generic 134 13 $1,416
Quetiapine Fumarate Generic 132 17 $2,462
Benztropine Mesylate Generic 115 12 $1,260
Olanzapine Generic 114 0 $2,239

Frequently asked questions

Auto-generated from federal data
What is Dr. Lawrence Zelonis's medical specialty?
Dr. Lawrence Zelonis practices Family Medicine Physician in Butler, PA.
Where does Dr. Lawrence Zelonis practice?
Dr. Lawrence Zelonis practices at 1610 N Main Street Ext, Butler, PA 160011513. Office phone: 7242341370.
What is Dr. Lawrence Zelonis's NPI?
Dr. Lawrence Zelonis's National Provider Identifier (NPI) is 1427147503, issued by NPPES.
Does Dr. Lawrence Zelonis accept Medicare assignment?
Yes. Dr. Lawrence Zelonis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lawrence Zelonis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.