Doctor profile · Federal record
Dr. John Tam, D.P.M.
Foot & Ankle Surgery Podiatrist (CMS: Podiatry) · Glendora, CA
- NPI 1942292602
- 49 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
222 E Route 66
Glendora, CA 917406241
(626) 914-4661
fax (626) 335-1840
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- January 21, 2011
- Year of graduation
- 1977 — 49 yrs since
- Specialty taxonomy
- 213ES0103X — NUCC code
- State license (1)
- California #E2153
- Medicaid
- CA #GRE001090
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942292602. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
784
Distinct HCPCS
3
Medicare allowed
$73,378
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 639 | 148 | $98 | |
73620 |
X-ray of foot, 2 views | 80 | 66 | $33 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 65 | 65 | $122 |
In context: peer comparison
Among 3 peers in Glendora Foot & Ankle Surgery Podiatrist, average services per provider: 120. This provider delivers 6.5× the peer median.Open Payments
Industry payments received
All-time total
$357
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Smith+Nephew, INC. | 1 | $134.74 | |
| Amgen INC. | 1 | $121.83 | |
| Abbott Laboratories | 1 | $100.38 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
50
Patients
16
Total drug cost
$1,484
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ketoconazole | Generic | 50 | 16 | $1,484 |
Frequently asked questions
What is Dr. John Tam's medical specialty?
Dr. John Tam practices Foot & Ankle Surgery Podiatrist in Glendora, CA.
Where does Dr. John Tam practice?
Dr. John Tam practices at 222 E Route 66, Glendora, CA 917406241. Office phone: 6269144661.
What is Dr. John Tam's NPI?
Dr. John Tam's National Provider Identifier (NPI) is 1942292602, issued by NPPES.
Does Dr. John Tam accept Medicare assignment?
Dr. John Tam does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. John Tam commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); X-ray of foot, 2 views (HCPCS 73620); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.