Internal Medicine · La Verne, CA
NPI
1790728749
Since 2006
Specialty
Internal Medicine
Code 207R00000X
Group practices
2
Medicare group memberships
Hospitals
1
Hospital affiliations
2100 Foothill Blvd Ste A
La Verne, CA, 91750
Phone (909) 596-1941
Groups this clinician bills Medicare through
Medicare paid, 2024
$139K
2,013 services
Medicare patients, 2024
258
Average age 71
Drug cost, 2024
$3.7M
14,285 prescriptions
Company payments, 2025
$4,100
From 28 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Tan L Wong was code 99213 (office e&m - established), 812 times for 233 patients. In total Tan L Wong billed 2,013 services in 35 codes, and Medicare paid $139K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2014-01-04.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 812 | 233 | $62.16 | $50K |
| 99214 Office E&M - Established | Office | 297 | 147 | $99.26 | $29K |
| G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Office | 117 | 117 | $140.41 | $16K |
| 99497 Care Management/Coordination | Office | 113 | 113 | $83.29 | $9,411 |
| 36415 Venipuncture Blood Collection | Office | 101 | 78 | $8.65 | $874 |
| G0444 Annual depression screening, 5 to 15 minutes | Office | 101 | 101 | $21.12 | $2,133 |
| G0008 Administration of influenza virus vaccine | Office | 89 | 85 | $34.07 | $3,032 |
| 90662 Vaccine Product | Office | 78 | 74 | $79.79 | $6,224 |
| 99212 Office E&M - Established | Office | 62 | 42 | $29.07 | $1,802 |
| G0009 Administration of pneumococcal vaccine | Office | 35 | 35 | $34.70 | $1,214 |
| 93000 Electrocardiogram | Office | 24 | 20 | $11.28 | $271 |
| 99442 Telephone Services | Office | 22 | 16 | $77.42 | $1,703 |
| 81002 Clinical Chemistry | Office | 22 | 15 | $3.41 | $75.02 |
| 90671 Vaccine Product | Office | 19 | 19 | $248.49 | $4,721 |
| 99204 Office E&M - New | Office | 17 | 17 | $129.33 | $2,199 |
By year: 2022 $92K for 1,425 services; 2023 $128K for 1,901 services; 2024 $139K for 2,013 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 36415 Venipuncture Blood Collection | 101 | 78 | $8.65 | $874 |
| 81002 Clinical Chemistry | 22 | 15 | $3.41 | $75.02 |
Medicare prescription drug claims, 2024
In 2024, the drug Tan L Wong prescribed most often to Medicare patients was Atorvastatin Calcium, with 572 prescriptions and refills. In total Tan L Wong wrote 14,285 Medicare prescriptions that cost $3.7M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Atorvastatin Calcium Generic | 572 | 1,488 | 181 | $4,611 |
| Rosuvastatin Calcium Generic | 512 | 1,275 | 144 | $8,025 |
| Amlodipine Besylate Generic | 452 | 1,235 | 156 | $2,367 |
| Losartan Potassium Generic | 448 | 1,207 | 133 | $3,935 |
| Levothyroxine Sodium Generic | 385 | 856 | 83 | $4,438 |
| Metoprolol Succinate Generic | 317 | 777 | 90 | $4,294 |
| Farxiga Dapagliflozin Propanediol | 314 | 468 | 72 | $254K |
| Gabapentin Generic | 307 | 595 | 91 | $5,027 |
| Metformin Hcl Generic | 291 | 705 | 81 | $1,737 |
| Jardiance Empagliflozin | 258 | 432 | 66 | $236K |
| Diclofenac Sodium Generic | 255 | 481 | 83 | $295K |
| Hydrocodone-Acetaminophen Hydrocodone/Acetaminophen | 247 | 248 | 45 | $2,769 |
| Lisinopril Generic | 189 | 493 | 52 | $1,266 |
| Omeprazole Generic | 184 | 368 | 47 | $1,403 |
| Albuterol Sulfate Hfa Albuterol Sulfate | 177 | 183 | 64 | $5,160 |
Brand drugs: 2,901 claims; generic drugs: 11,277 claims; opioid claims: 434.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Tan L Wong $4,100 ($4,100 in general payments such as food, travel and fees) from 28 companies. The largest payer was AstraZeneca Pharmaceuticals LP with $1,101.
| Company | Payments | Amount |
|---|---|---|
| AstraZeneca Pharmaceuticals LP AZN | 35 | $1,101 |
| Amgen Inc. AMGN | 17 | $428 |
| Pfizer Inc. PFE | 11 | $257 |
| Abbott Laboratories ABT | 6 | $250 |
| Phathom Pharmaceuticals, Inc. PHAT | 5 | $225 |
| Merck Sharp & Dohme LLC MRK | 11 | $197 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 8 | $183 |
| Kowa Pharmaceuticals America, Inc. | 9 | $182 |
| ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) JNJ | 7 | $140 |
| Novo Nordisk Inc NVO | 5 | $134 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.