Doctor profile · Federal record
Dr. Leeyen Hsu
Pulmonary Disease Physician (CMS: Pulmonary Disease) · Student in an Organized Health Care Education/Training Program · Sherman Oaks, CA
- NPI 1235541962
- Accepts Medicare
- 12 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
4955 van Nuys Blvd Ste 502
Sherman Oaks, CA 914031817
(818) 325-0200 - Additional location
-
200 W Arbor Dr # 8425
San Diego, CA 921031911
(619) 543-6268
fax (619) 543-6529 - Mailing address
-
200 W Arbor Dr # 8425
San Diego, CA 921031911
Credentials & registration
- NPI registered
- May 2014 — 12 yrs on file
- Profile last updated
- February 22, 2023
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207RP1001X — NUCC code
- State license (1)
- California #A140050
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1235541962. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
3,417
Distinct HCPCS
7
Medicare allowed
$425,480
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 2,225 | 457 | $83 | |
99291 |
Critical care, first 30-74 minutes | 710 | 175 | $222 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 389 | 348 | $182 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 46 | 39 | $125 | |
36556 |
Insertion of non-tunneled central venous tube for infusion (5 years or older) | 17 | 15 | $86 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 17 | 12 | $139 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 13 | 13 | $180 |
In context: peer comparison
Among 3 peers in Sherman Oaks Pulmonary Disease Physician, average services per provider: 427. This provider delivers 8.0× the peer median.Open Payments
Industry payments received
All-time total
$837
Transactions
27
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Genzyme Corporation | 2 | $144.54 | |
| Regeneron Healthcare Solutions, INC. | 4 | $126.88 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 4 | $100.58 | |
| GlaxoSmithKline, LLC. | 3 | $84.76 | |
| Pulmonx Corporation | 2 | $52.97 | |
| Amgen INC. | 3 | $50.03 | |
| Zoll Services LLC (A/K/A Zoll LifeCor Corp) | 1 | $35.90 | |
| Insmed, INC. | 1 | $34.66 | |
| Grifols USA, LLC | 1 | $31.89 | |
| United Therapeutics Corporation | 1 | $26.87 | |
| Actelion Pharmaceuticals US, INC. | 1 | $26.66 | |
| Mallinckrodt Hospital Products INC. | 1 | $26.49 | |
| Vifor Pharma, INC. | 1 | $25.95 | |
| Mylan Specialty L.P. | 1 | $24.15 | |
| Philips North America LLC | 1 | $23.72 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
36
Patients
12
Total drug cost
$3,805
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 24 | 12 | $542 |
| Wixela Inhub (Fluticasone Propion/Salmeterol) | Brand | 12 | 0 | $3,264 |
Hospital affiliations
Frequently asked questions
What is Dr. Leeyen Hsu's medical specialty?
Dr. Leeyen Hsu practices Pulmonary Disease Physician in Sherman Oaks, CA.
Where does Dr. Leeyen Hsu practice?
Dr. Leeyen Hsu practices at 4955 van Nuys Blvd Ste 502, Sherman Oaks, CA 914031817. Office phone: 8183250200.
What is Dr. Leeyen Hsu's NPI?
Dr. Leeyen Hsu's National Provider Identifier (NPI) is 1235541962, issued by NPPES.
Does Dr. Leeyen Hsu accept Medicare assignment?
Yes. Dr. Leeyen Hsu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Leeyen Hsu commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Critical care (HCPCS 99291); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.