Doctor profile · Federal record

Dr. Gary Kwartowitz, D.O.

Otolaryngology Physician (CMS: Otolaryngology) · Clarkston, MI

  • NPI 1003924820
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5701 Bow Pointe Dr, Suite 200
Clarkston, MI 483463198
(248) 620-3100
fax (248) 620-3019

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
December 16, 2009
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State license (1)
Michigan #GK012039
Medicaid
MI #3477100

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003924820. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,064
Distinct HCPCS
10
Medicare allowed
$65,587
HCPCS Description Services Patients Avg allowed
95165 Professional service for preparation and provision of 1 or more antigens 400 21 $15
99213 Established patient office or other outpatient visit, 20-29 minutes 209 136 $89
99203 New patient office or other outpatient visit, 30-44 minutes 100 100 $115
92557 Comprehensive hearing and speech recognition test 96 88 $37
95115 Professional service for single injection of allergen 92 12 $10
99204 New patient office or other outpatient visit, 45-59 minutes 72 72 $168
99214 Established patient office or other outpatient visit, 30-39 minutes 42 36 $129
31575 Diagnostic exam of voice box using a flexible endoscope 25 22 $133
69433 Incision of eardrum with insertion of eardrum tube under local or topical anesthesia 14 12 $237
99212 Established patient office or other outpatient visit, 10-19 minutes 14 14 $57

In context: peer comparison

Among 3 peers in this city , average services per provider: 90. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$337
Transactions
8
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 3 $194.76
Integra LifeSciences Corporation 2 $75.08
Stryker Corporation 1 $30.47
Regeneron Healthcare Solutions, Inc. 1 $19.51
Hikma Pharmaceuticals USA 1 $17.23

By nature of payment

Food and Beverage
$337

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
334
Patients
182
Total drug cost
$5,759
Drug Type Claims Patients Total cost
Omeprazole Generic 87 43 $790
Ipratropium Bromide Generic 86 37 $3,121
Fluticasone Propionate Generic 52 19 $818
Ciprofloxacin Hcl Generic 25 16 $299
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 22 19 $279
Prednisone Generic 21 19 $122
Methylprednisolone Generic 15 15 $133
Mupirocin Generic 14 14 $103
Montelukast Sodium Generic 12 0 $95

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gary Kwartowitz's medical specialty?
Dr. Gary Kwartowitz practices Otolaryngology Physician in Clarkston, MI.
Where does Dr. Gary Kwartowitz practice?
Dr. Gary Kwartowitz practices at 5701 Bow Pointe Dr, Clarkston, MI 483463198. Office phone: 2486203100.
What is Dr. Gary Kwartowitz's NPI?
Dr. Gary Kwartowitz's National Provider Identifier (NPI) is 1003924820, issued by NPPES.
Does Dr. Gary Kwartowitz accept Medicare assignment?
Yes. Dr. Gary Kwartowitz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gary Kwartowitz commonly perform?
Top Medicare-reported procedures in 2023: Professional service for preparation and provision of 1 or more antigens (HCPCS 95165); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.