Doctor profile · Federal record
Dr. Dennis Hsieh, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · Emergency Medical Services (Emergency Medicine) Physician · Oakland, CA
- NPI 1649520701
- Accepts Medicare
- MIPS 74.2 / 100 · 2023
- 14 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1411 E 31St St, C/O Auanja Thompson, Department of Emergency Medicine
Oakland, CA 946021018
(857) 998-0024 - Mailing address
-
3264 Market St
San Francisco, CA 941142227
Credentials & registration
- NPI registered
- September 2012 — 14 yrs on file
- Profile last updated
- June 4, 2020
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A129373
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649520701. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
146
Distinct HCPCS
4
Medicare allowed
$23,779
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 89 | 88 | $190 | |
99284 |
Emergency department visit with moderate level of medical decision making | 32 | 32 | $131 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 14 | 12 | $9 | |
99291 |
Critical care, first 30-74 minutes | 11 | 11 | $236 |
In context: peer comparison
Among 71 peers in Oakland Emergency Medicine Physician, average services per provider: 73. This provider delivers 2.0× the peer median.Open Payments
Industry payments received
All-time total
$38
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Genentech USA, INC. | 1 | $37.60 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
23
Patients
23
Total drug cost
$218
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 12 | 12 | $158 |
| Ibuprofen | Generic | 11 | 11 | $60 |
Hospital affiliations
Frequently asked questions
What is Dr. Dennis Hsieh's medical specialty?
Dr. Dennis Hsieh practices Emergency Medicine Physician in Oakland, CA.
Where does Dr. Dennis Hsieh practice?
Dr. Dennis Hsieh practices at 1411 E 31St St, Oakland, CA 946021018. Office phone: 8579980024.
What is Dr. Dennis Hsieh's NPI?
Dr. Dennis Hsieh's National Provider Identifier (NPI) is 1649520701, issued by NPPES.
Does Dr. Dennis Hsieh accept Medicare assignment?
Yes. Dr. Dennis Hsieh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dennis Hsieh commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.