Doctor profile · Federal record
Dr. Gary Zhao, MD
Hematology & Oncology Physician (CMS: Hematology/Oncology) · San Jose, CA
- NPI 1124114285
- Accepts Medicare
- MIPS 74.2 / 100 · 2023
- 38 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
751 S Bascom Ave, Oncology/Hematology Dept
San Jose, CA 951282604
(408) 885-5969
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- September 12, 2007
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 207RH0003X — NUCC code
- State license (1)
- California #A83349
- Medicaid
- CA #00A833490
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124114285. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
793
Distinct HCPCS
8
Medicare allowed
$79,832
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 347 | 224 | $76 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 250 | 171 | $113 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 67 | 34 | $166 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 53 | 20 | $91 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 32 | 31 | $149 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 18 | 18 | $153 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 14 | 13 | $41 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 12 | 12 | $95 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 90. This provider delivers 8.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
485
Patients
67
Total drug cost
$1,321,161
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Bicalutamide | Generic | 64 | 14 | $1,566 |
| Abiraterone Acetate | Generic | 63 | 12 | $198,092 |
| Prednisone | Generic | 62 | 12 | $479 |
| Tagrisso (Osimertinib Mesylate) | Brand | 45 | 0 | $754,078 |
| Dexamethasone | Generic | 34 | 0 | $165 |
| Prochlorperazine Maleate | Generic | 32 | 16 | $458 |
| Hydroxyurea | Generic | 29 | 0 | $778 |
| Anastrozole | Generic | 27 | 0 | $555 |
| Ondansetron Hcl | Generic | 26 | 13 | $69 |
| Alendronate Sodium | Generic | 23 | 0 | $216 |
Frequently asked questions
What is Dr. Gary Zhao's medical specialty?
Dr. Gary Zhao practices Hematology & Oncology Physician in San Jose, CA.
Where does Dr. Gary Zhao practice?
Dr. Gary Zhao practices at 751 S Bascom Ave, San Jose, CA 951282604. Office phone: 4088855969.
What is Dr. Gary Zhao's NPI?
Dr. Gary Zhao's National Provider Identifier (NPI) is 1124114285, issued by NPPES.
Does Dr. Gary Zhao accept Medicare assignment?
Yes. Dr. Gary Zhao accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gary Zhao commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.