Doctor profile · Federal record
Dr. Michelle Wong, PA-C
Physician Assistant · Castro Valley, CA
- NPI 1932201977
- Accepts Medicare
- 26 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
20642 John Dr
Castro Valley, CA 945465103
(510) 785-5000
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- August 2, 2023
- Year of graduation
- 2000 — 26 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- California #PA15658
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1932201977. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
433
Distinct HCPCS
7
Medicare allowed
$36,347
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 157 | 152 | $91 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 71 | 68 | $125 | |
G0008 |
Administration of influenza virus vaccine | 64 | 64 | $31 | |
90662 |
Influenza vaccine split virus, preservative free | 59 | 59 | $72 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 39 | 39 | $112 | |
81003 |
Automated urinalysis test | 28 | 27 | $2 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 15 | 15 | $166 |
In context: peer comparison
Among 8 peers in Castro Valley Physician Assistant, average services per provider: 83. This provider delivers 5.2× the peer median.Open Payments
Industry payments received
All-time total
$27
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, INC. | 1 | $27.25 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
160
Patients
146
Total drug cost
$1,757
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 25 | 24 | $163 |
| Paxlovid (Eua) (Nirmatrelvir/Ritonavir) | Brand | 23 | 23 | $224 |
| Prednisone | Generic | 20 | 20 | $40 |
| Doxycycline Hyclate | Generic | 18 | 17 | $112 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 17 | 17 | $275 |
| Fluticasone Propionate | Generic | 16 | 16 | $205 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 15 | 15 | $476 |
| Cephalexin | Generic | 14 | 14 | $110 |
| Levothyroxine Sodium | Generic | 12 | 0 | $152 |
Frequently asked questions
What is Dr. Michelle Wong's medical specialty?
Dr. Michelle Wong practices Physician Assistant in Castro Valley, CA.
Where does Dr. Michelle Wong practice?
Dr. Michelle Wong practices at 20642 John Dr, Castro Valley, CA 945465103. Office phone: 5107855000.
What is Dr. Michelle Wong's NPI?
Dr. Michelle Wong's National Provider Identifier (NPI) is 1932201977, issued by NPPES.
Does Dr. Michelle Wong accept Medicare assignment?
Yes. Dr. Michelle Wong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michelle Wong 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); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.