Doctor profile · Federal record

Dr. Thomas Gross, MD

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Critical Care Medicine (Internal Medicine) Physician · Iowa City, IA

  • NPI 1861489973
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Hawkins Dr
Iowa City, IA 522421009
(319) 356-2653
fax (319) 353-6406

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
December 4, 2007
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
Iowa #28113
Medicaid
IA #0038844

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861489973. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,067
Distinct HCPCS
10
Medicare allowed
$41,981
HCPCS Description Services Patients Avg allowed
94010 Test to measure expiratory airflow and volume 179 158 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 154 107 $91
94010 Test to measure expiratory airflow and volume 113 112 $8
94729 Test to examine how well the lungs exchange gases 107 107 $8
94729 Test to examine how well the lungs exchange gases 104 103 $8
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 54 36 $74
94060 Test to measure expiratory airflow and volume changes before and after medication administration 51 51 $10
94060 Test to measure expiratory airflow and volume changes before and after medication administration 48 48 $10
94726 Test to determine lung volumes using sensors 42 42 $11
99205 New patient office or other outpatient visit, 60-74 minutes 25 25 $168

In context: peer comparison

Among 12 peers in this city , average services per provider: 53. This provider delivers 20× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
833
Patients
145
Total drug cost
$267,601
Drug Type Claims Patients Total cost
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 121 20 $100,407
Prednisone Generic 100 36 $573
Azithromycin Generic 79 27 $2,247
Breo Ellipta (Fluticasone/Vilanterol) Brand 79 14 $40,673
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 73 21 $2,768
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 73 16 $34,232
Doxycycline Hyclate Generic 51 11 $1,526
Montelukast Sodium Generic 44 0 $405
Stiolto Respimat (Tiotropium Br/Olodaterol Hcl) Brand 42 0 $21,623
Spiriva Handihaler (Tiotropium Bromide) Brand 34 0 $28,143

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Gross's medical specialty?
Dr. Thomas Gross practices Pulmonary Disease Physician in Iowa City, IA.
Where does Dr. Thomas Gross practice?
Dr. Thomas Gross practices at 200 Hawkins Dr, Iowa City, IA 522421009. Office phone: 3193562653.
What is Dr. Thomas Gross's NPI?
Dr. Thomas Gross's National Provider Identifier (NPI) is 1861489973, issued by NPPES.
Does Dr. Thomas Gross accept Medicare assignment?
Yes. Dr. Thomas Gross accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Gross commonly perform?
Top Medicare-reported procedures in 2023: Test to measure expiratory airflow and volume (HCPCS 94010); Established patient office or other outpatient visit (HCPCS 99214); Test to measure expiratory airflow and volume (HCPCS 94010). Source: CMS Medicare Physician & Other Practitioners file.