Doctor profile · Federal record
Dr. Alfred Chung
Hematology (Internal Medicine) Physician (CMS: Hematology) · San Francisco, CA
- NPI 1417375627
- Accepts Medicare
- MIPS 70.8 / 100 · 2023
- 12 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
400 Parnassus Ave Fl 4
San Francisco, CA 941432202
(415) 353-2421 - Mailing address
-
400 Parnassus Ave
San Francisco, CA 941432202
Credentials & registration
- NPI registered
- April 2014 — 12 yrs on file
- Profile last updated
- March 3, 2021
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207RH0000X — NUCC code
- State license (1)
- California #A137526
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417375627. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
415
Distinct HCPCS
4
Medicare allowed
$63,079
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 258 | 125 | $162 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 64 | 44 | $110 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 54 | 54 | $203 | |
38222 |
Biopsy and aspiration of bone marrow sample for diagnosis | 39 | 38 | $85 |
In context: peer comparison
Among 4 peers in San Francisco Hematology (Internal Medicine) Physician, average services per provider: 84. This provider delivers 4.9× the peer median.Open Payments
Industry payments received
All-time total
$773
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, INC. | 1 | $750.00 | |
| Genmab U.S., INC. | 1 | $22.78 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
350
Patients
79
Total drug cost
$2,961,788
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Acyclovir | Generic | 62 | 25 | $2,285 |
| Revlimid (Lenalidomide) | Brand | 60 | 16 | $1,187,903 |
| Pomalyst (Pomalidomide) | Brand | 53 | 13 | $1,256,933 |
| Lenalidomide | Generic | 33 | 0 | $476,172 |
| Xarelto (Rivaroxaban) | Brand | 29 | 0 | $31,330 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 26 | 14 | $214 |
| Ondansetron Hcl | Generic | 22 | 0 | $393 |
| Gabapentin | Generic | 20 | 0 | $196 |
| Dexamethasone | Generic | 19 | 11 | $148 |
| Entecavir | Generic | 14 | 0 | $4,918 |
Hospital affiliations
Frequently asked questions
What is Dr. Alfred Chung's medical specialty?
Dr. Alfred Chung practices Hematology (Internal Medicine) Physician in San Francisco, CA.
Where does Dr. Alfred Chung practice?
Dr. Alfred Chung practices at 400 Parnassus Ave Fl 4, San Francisco, CA 941432202. Office phone: 4153532421.
What is Dr. Alfred Chung's NPI?
Dr. Alfred Chung's National Provider Identifier (NPI) is 1417375627, issued by NPPES.
Does Dr. Alfred Chung accept Medicare assignment?
Yes. Dr. Alfred Chung accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alfred Chung commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.