Doctor profile · Federal record

Dr. Gregory Diette, M.D.

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Baltimore, MD

  • NPI 1023053881
  • MIPS 74.4 / 100 · 2023
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
600 N Wolfe St
Baltimore, MD 212870005
(410) 955-3467
Mailing address
Po Box 64264
Baltimore, MD 212644264

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 12, 2013
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
Maryland #D47616
Medicaid
MD #491101600

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023053881. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
418
Distinct HCPCS
10
Medicare allowed
$24,675
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 115 85 $100
94010 Test to measure expiratory airflow and volume 78 73 $9
94010 Test to measure expiratory airflow and volume 49 48 $29
94729 Test to examine how well the lungs exchange gases 44 43 $62
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 37 12 $84
94618 Test for exercise-induced lung stress 25 24 $23
94729 Test to examine how well the lungs exchange gases 22 22 $9
94727 Test to determine lung volumes using gas dilution or washout 18 18 $12
99205 New patient office or other outpatient visit, 60-74 minutes 18 18 $192
94726 Test to determine lung volumes using sensors 12 12 $59

In context: peer comparison

Among 44 peers in Baltimore Pulmonary Disease Physician, average services per provider: 71. This provider delivers 5.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$69
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Baxter Healthcare 1 $68.60

By nature of payment

Food and Beverage
$69

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
500
Patients
38
Total drug cost
$500,233
Drug Type Claims Patients Total cost
Nucala (Mepolizumab) Brand 60 0 $224,840
Montelukast Sodium Generic 59 12 $730
Symbicort (Budesonide/Formoterol Fumarate) Brand 57 12 $36,330
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 56 0 $42,335
Spiriva Respimat (Tiotropium Bromide) Brand 38 0 $24,055
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 36 14 $1,094
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 31 0 $15,710
Dupixent Pen (Dupilumab) Brand 31 0 $111,896
Advair Hfa (Fluticasone Propion/Salmeterol) Brand 26 0 $14,766
Prednisone Generic 25 0 $268

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Diette's medical specialty?
Dr. Gregory Diette practices Pulmonary Disease Physician in Baltimore, MD.
Where does Dr. Gregory Diette practice?
Dr. Gregory Diette practices at 600 N Wolfe St, Baltimore, MD 212870005. Office phone: 4109553467.
What is Dr. Gregory Diette's NPI?
Dr. Gregory Diette's National Provider Identifier (NPI) is 1023053881, issued by NPPES.
Does Dr. Gregory Diette accept Medicare assignment?
Dr. Gregory Diette does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Gregory Diette commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Test to measure expiratory airflow and volume (HCPCS 94010); Test to measure expiratory airflow and volume (HCPCS 94010). Source: CMS Medicare Physician & Other Practitioners file.