Doctor profile · Federal record

Dr. Abigail Chua, M.D.

Pulmonary Disease Physician (CMS: Critical Care (Intensivists)) · Stony Brook, NY

  • NPI 1104188408
  • Accepts Medicare
  • MIPS 91.4 / 100 · 2023
  • 14 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
Stony Brook University Hospital Hsc-T17 Room 040
Stony Brook, NY 117942401
(631) 444-2869
Additional location
111 E 210Th St
Bronx, NY 104672401
(718) 920-4321
Mailing address
Stony Brook University Hospital Hsc-T17, Room 040
Stony Brook, NY 117940001

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
November 21, 2019
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
New York #292-589-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104188408. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,047
Distinct HCPCS
10
Medicare allowed
$149,846
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 271 141 $251
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 204 136 $138
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 81 81 $153
94727 Test to determine lung volumes using gas dilution or washout 67 67 $53
94729 Test to examine how well the lungs exchange gases 64 64 $69
99214 Established patient office or other outpatient visit, 30-39 minutes 60 47 $151
99292 Critical care, each additional 30 minutes 58 31 $127
94010 Test to measure expiratory airflow and volume 46 46 $33
94010 Test to measure expiratory airflow and volume 28 28 $9
31500 Emergent insertion of breathing tube into windpipe using an endoscope 27 25 $172

In context: peer comparison

Among 4 peers in this city , average services per provider: 45. This provider delivers 23× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$200
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
United Therapeutics Corporation 1 $148.94
GlaxoSmithKline, LLC. 1 $50.72

By nature of payment

Food and Beverage
$200

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
307
Patients
51
Total drug cost
$149,697
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 103 34 $3,841
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 87 17 $74,729
Stiolto Respimat (Tiotropium Br/Olodaterol Hcl) Brand 19 0 $11,596
Montelukast Sodium Generic 18 0 $452
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 17 0 $21,416
Breztri Aerosphere (Budesonide/Glycopyr/Formoterol) Brand 15 0 $16,892
Ventolin Hfa (Albuterol Sulfate) Brand 14 0 $1,404
Ipratropium Bromide Generic 12 0 $222
Incruse Ellipta (Umeclidinium Bromide) Brand 11 0 $6,505
Spiriva Respimat (Tiotropium Bromide) Brand 11 0 $12,640

Frequently asked questions

Auto-generated from federal data
What is Dr. Abigail Chua's medical specialty?
Dr. Abigail Chua practices Pulmonary Disease Physician in Stony Brook, NY.
Where does Dr. Abigail Chua practice?
Dr. Abigail Chua practices at Stony Brook University Hospital Hsc-T17 Room 040, Stony Brook, NY 117942401. Office phone: 6314442869.
What is Dr. Abigail Chua's NPI?
Dr. Abigail Chua's National Provider Identifier (NPI) is 1104188408, issued by NPPES.
Does Dr. Abigail Chua accept Medicare assignment?
Yes. Dr. Abigail Chua accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Abigail Chua commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.