Doctor profile · Federal record

Dr. Payam Aghassi, MD

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Allergy & Immunology (Internal Medicine) Physician · Critical Care Medicine (Internal Medicine) Physician · Sleep Medicine (Internal Medicine) Physician · Leominster, MA

  • NPI 1093704298
  • Accepts Medicare
  • MIPS 89.0 / 100 · 2023
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
50 Memorial Drive, Suite 113
Leominster, MA 014532238
(978) 466-2692
fax (978) 466-4754
Mailing address
Po Box 726
Leominster, MA 01453

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
April 17, 2012
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State licenses (2)
Massachusetts #216511 · Massachusetts ##216511
Medicaid
MA #2121247

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093704298. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,145
Distinct HCPCS
10
Medicare allowed
$437,467
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 730 213 $121
99215 Established patient office or other outpatient visit, 40-54 minutes 558 384 $183
99214 Established patient office or other outpatient visit, 30-39 minutes 538 468 $130
99291 Critical care, first 30-74 minutes 383 120 $214
99292 Critical care, each additional 30 minutes 137 64 $105
99205 New patient office or other outpatient visit, 60-74 minutes 133 133 $224
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 124 115 $177
95806 Sleep study including heart rate, breathing, airflow, and effort 103 102 $96
94729 Test to examine how well the lungs exchange gases 99 99 $9
94726 Test to determine lung volumes using sensors 91 91 $12

In context: peer comparison

Among 2 peers in Leominster Pulmonary Disease Physician, average services per provider: 185. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,197
Transactions
91
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 29 $680.21
GlaxoSmithKline, LLC. 22 $392.32
Boehringer Ingelheim Pharmaceuticals, INC. 12 $270.01
Sanofi-Aventis U.S. LLC 1 $99.95
Axsome Therapeutics, INC. 3 $96.58
United Therapeutics Corporation 4 $93.12
Regeneron Healthcare Solutions, INC. 5 $87.56
Electromed, INC. 4 $86.78
Actelion Pharmaceuticals US, INC. 2 $55.43
Novartis Pharmaceuticals Corporation 3 $52.93
Inspire Medical Systems, INC. 1 $49.85
Harmony Biosciences LLC 2 $42.22
Mallinckrodt Hospital Products INC. 1 $34.99
Grifols USA, LLC 1 $26.15
Takeda Pharmaceuticals U.S.A., INC. 1 $21.93

By nature of payment

Food and Beverage
$2,085
Education
$112

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,977
Patients
606
Total drug cost
$809,332
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 418 165 $14,342
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 355 87 $312,821
Breztri Aerosphere (Budesonide/Glycopyr/Formoterol) Brand 216 56 $165,953
Fluticasone Propionate Generic 149 61 $1,878
Symbicort (Budesonide/Formoterol Fumarate) Brand 134 34 $65,706
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 99 24 $58,383
Advair Diskus (Fluticasone Propion/Salmeterol) Brand 90 17 $50,968
Ventolin Hfa (Albuterol Sulfate) Brand 89 27 $8,639
Montelukast Sodium Generic 85 31 $1,743
Spiriva Respimat (Tiotropium Bromide) Brand 83 22 $56,652

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Payam Aghassi's medical specialty?
Dr. Payam Aghassi practices Pulmonary Disease Physician in Leominster, MA.
Where does Dr. Payam Aghassi practice?
Dr. Payam Aghassi practices at 50 Memorial Drive, Leominster, MA 014532238. Office phone: 9784662692.
What is Dr. Payam Aghassi's NPI?
Dr. Payam Aghassi's National Provider Identifier (NPI) is 1093704298, issued by NPPES.
Does Dr. Payam Aghassi accept Medicare assignment?
Yes. Dr. Payam Aghassi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Payam Aghassi commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.