Doctor profile · Federal record
Dr. Justine Shum, M.D.
Rheumatology Physician · Novato, CA
- NPI 1730592437
- 12 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
75 Rowland Way Ste 101
Novato, CA 949455057
(415) 464-9604
Credentials & registration
- NPI registered
- June 2014 — 12 yrs on file
- Profile last updated
- January 29, 2022
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- California #A163211
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1730592437. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
278
Distinct HCPCS
5
Medicare allowed
$27,272
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 86 | 68 | $103 | |
J3301 |
Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 72 | 14 | $1 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 69 | 46 | $144 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 34 | 34 | $183 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 17 | 17 | $126 |
In context: peer comparison
Among 1 peers in Novato Rheumatology Physician, average services per provider: 55. This provider delivers 5.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
557
Patients
134
Total drug cost
$212,214
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 157 | 47 | $2,655 |
| Hydroxychloroquine Sulfate | Generic | 125 | 31 | $8,034 |
| Celecoxib | Generic | 61 | 20 | $4,247 |
| Allopurinol | Generic | 57 | 15 | $844 |
| Methotrexate (Methotrexate Sodium) | Brand | 48 | 21 | $2,891 |
| Azathioprine | Generic | 20 | 0 | $856 |
| Folic Acid | Generic | 19 | 0 | $90 |
| Duloxetine Hcl | Generic | 17 | 0 | $486 |
| Gabapentin | Generic | 15 | 0 | $484 |
| Alendronate Sodium | Generic | 14 | 0 | $321 |
Frequently asked questions
What is Dr. Justine Shum's medical specialty?
Dr. Justine Shum practices Rheumatology Physician in Novato, CA.
Where does Dr. Justine Shum practice?
Dr. Justine Shum practices at 75 Rowland Way Ste 101, Novato, CA 949455057. Office phone: 4154649604.
What is Dr. Justine Shum's NPI?
Dr. Justine Shum's National Provider Identifier (NPI) is 1730592437, issued by NPPES.
What procedures does Dr. Justine Shum commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.