Doctor profile · Federal record
Dr. Joanne Sun, M.D.
Emergency Medicine Physician · San Francisco, CA
- NPI 1871797837
- MIPS 86.3 / 100 · 2023
- 19 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
900 Hyde St
San Francisco, CA 941094806
(415) 353-6300 - Mailing address
-
2100 Powell St, Suite 900
Emeryville, CA 946081826
Credentials & registration
- NPI registered
- June 2007 — 19 yrs on file
- Profile last updated
- July 8, 2007
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A100180
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871797837. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
364
Distinct HCPCS
4
Medicare allowed
$45,486
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 128 | 127 | $188 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 113 | 109 | $9 | |
99284 |
Emergency department visit with moderate level of medical decision making | 81 | 76 | $130 | |
99291 |
Critical care, first 30-74 minutes | 42 | 42 | $234 |
In context: peer comparison
Among 87 peers in this city , average services per provider: 91. This provider delivers 4.0× the peer median.Open Payments
Industry payments received
All-time total
$228
Transactions
3
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Inari Medical, Inc. | 3 | $228.35 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
17
Patients
16
Total drug cost
$125
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 17 | 16 | $125 |
Frequently asked questions
What is Dr. Joanne Sun's medical specialty?
Dr. Joanne Sun practices Emergency Medicine Physician in San Francisco, CA.
Where does Dr. Joanne Sun practice?
Dr. Joanne Sun practices at 900 Hyde St, San Francisco, CA 941094806. Office phone: 4153536300.
What is Dr. Joanne Sun's NPI?
Dr. Joanne Sun's National Provider Identifier (NPI) is 1871797837, issued by NPPES.
What procedures does Dr. Joanne Sun commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.