Doctor profile · Federal record

Dr. Aaron Czysz, M.D.

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Critical Care Medicine (Internal Medicine) Physician · Allentown, PA

  • NPI 1073776332
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1250 S Cedar Crest Blvd, Suite 205
Allentown, PA 181036224
(610) 402-9116
fax (610) 402-9610
Mailing address
Po Box 783311
Philadelphia, PA 191783311

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
April 6, 2020
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State licenses (2)
Pennsylvania #MD448711 · Pennsylvania #MT193598

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073776332. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,305
Distinct HCPCS
10
Medicare allowed
$106,606
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 214 148 $207
99214 Established patient office or other outpatient visit, 30-39 minutes 176 132 $122
94729 Test to examine how well the lungs exchange gases 170 169 $9
94726 Test to determine lung volumes using sensors 157 156 $12
94060 Test to measure expiratory airflow and volume changes before and after medication administration 124 124 $10
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 111 82 $75
94375 Test to measure rate of airflow 68 67 $14
99213 Established patient office or other outpatient visit, 20-29 minutes 68 60 $82
94621 Test for exercise-induced heart and lung stress 46 46 $65
94618 Test for exercise-induced lung stress 37 37 $22

In context: peer comparison

Among 13 peers in Allentown Pulmonary Disease Physician, average services per provider: 74. This provider delivers 18× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,466
Patients
358
Total drug cost
$468,808
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 265 83 $9,600
Prednisone Generic 178 71 $1,194
Azithromycin Generic 137 32 $2,276
Symbicort (Budesonide/Formoterol Fumarate) Brand 109 34 $69,106
Breo Ellipta (Fluticasone/Vilanterol) Brand 104 17 $52,991
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 104 22 $79,122
Spiriva Respimat (Tiotropium Bromide) Brand 103 23 $74,319
Stiolto Respimat (Tiotropium Br/Olodaterol Hcl) Brand 81 22 $45,821
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 73 12 $43,833
Montelukast Sodium Generic 68 16 $1,183

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Aaron Czysz's medical specialty?
Dr. Aaron Czysz practices Pulmonary Disease Physician in Allentown, PA.
Where does Dr. Aaron Czysz practice?
Dr. Aaron Czysz practices at 1250 S Cedar Crest Blvd, Allentown, PA 181036224. Office phone: 6104029116.
What is Dr. Aaron Czysz's NPI?
Dr. Aaron Czysz's National Provider Identifier (NPI) is 1073776332, issued by NPPES.
Does Dr. Aaron Czysz accept Medicare assignment?
Yes. Dr. Aaron Czysz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Czysz commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Established patient office or other outpatient visit (HCPCS 99214); Test to examine how well the lungs exchange gases (HCPCS 94729). Source: CMS Medicare Physician & Other Practitioners file.