Doctor profile · Federal record

Dr. Heng Duong, M.D.

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Internal Medicine Physician · Internal Medicine Physician · Pulmonary Disease Physician · San Jose, CA

  • NPI 1700142189
  • Accepts Medicare
  • MIPS 74.2 / 100 · 2023
  • 14 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
751 S Bascom Ave
San Jose, CA 951282699
(408) 885-5000

Credentials & registration

NPPES · NUCC
NPI registered
April 2012 — 14 yrs on file
Profile last updated
June 24, 2019
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State licenses (2)
California #A128595 · Illinois #036137335

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700142189. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
312
Distinct HCPCS
6
Medicare allowed
$48,333
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 122 50 $240
99213 Established patient office or other outpatient visit, 20-29 minutes 78 69 $76
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 41 24 $91
99214 Established patient office or other outpatient visit, 30-39 minutes 27 26 $113
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 23 18 $137
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 21 20 $149

In context: peer comparison

Among 5 peers in this city , average services per provider: 121. This provider delivers 2.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$23
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Actelion Pharmaceuticals US, Inc. 1 $23.44

By nature of payment

Food and Beverage
$23

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
403
Patients
45
Total drug cost
$430,214
Drug Type Claims Patients Total cost
Symbicort (Budesonide/Formoterol Fumarate) Brand 67 14 $29,422
Advair Diskus (Fluticasone Propion/Salmeterol) Brand 48 0 $21,748
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 46 19 $1,951
Spiriva Handihaler (Tiotropium Bromide) Brand 37 0 $23,183
Fluticasone Propionate Generic 33 12 $620
Ventolin Hfa (Albuterol Sulfate) Brand 25 0 $1,575
Breo Ellipta (Fluticasone/Vilanterol) Brand 23 0 $11,536
Montelukast Sodium Generic 21 0 $326
Incruse Ellipta (Umeclidinium Bromide) Brand 19 0 $7,347
Spiriva Respimat (Tiotropium Bromide) Brand 18 0 $9,856

Frequently asked questions

Auto-generated from federal data
What is Dr. Heng Duong's medical specialty?
Dr. Heng Duong practices Pulmonary Disease Physician in San Jose, CA.
Where does Dr. Heng Duong practice?
Dr. Heng Duong practices at 751 S Bascom Ave, San Jose, CA 951282699. Office phone: 4088855000.
What is Dr. Heng Duong's NPI?
Dr. Heng Duong's National Provider Identifier (NPI) is 1700142189, issued by NPPES.
Does Dr. Heng Duong accept Medicare assignment?
Yes. Dr. Heng Duong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Heng Duong commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.