Internal Medicine, Endocrinology, Diabetes, & Metabolism · Burlington, MA
NPI
1861655136
Since 2008
Specialty
Internal Medicine, Endocrinology, Diabetes, & Metabolism
Code 207RE0101X
Group practices
1
Medicare group memberships
Hospitals
5
Hospital affiliations
41 Mall Rd, Lahey Clinic
Burlington, MA, 01805
Phone (781) 744-8000
Groups this clinician bills Medicare through
Medicare paid, 2024
$82K
1,387 services
Medicare patients, 2024
652
Average age 74
Drug cost, 2024
$2.9M
6,132 prescriptions
Company payments, 2025
$121
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Leo Tchong Jr. was code 99214 (office e&m - established), 561 times for 439 patients. In total Leo Tchong Jr. billed 1,387 services in 18 codes, and Medicare paid $82K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2012-04-09.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Facility | 561 | 439 | $72.68 | $41K |
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Facility | 321 | 281 | $13.91 | $4,467 |
| 99232 Hospital E&M - Subsequent | Facility | 169 | 63 | $67.36 | $11K |
| 99204 Office E&M - New | Facility | 57 | 57 | $98.33 | $5,605 |
| 99214 Office E&M - Established | Office | 56 | 45 | $108.13 | $6,055 |
| 99222 Hospital E&M - Initial | Facility | 37 | 36 | $111.59 | $4,129 |
| 99231 Hospital E&M - Subsequent | Facility | 36 | 20 | $42.07 | $1,514 |
| 99213 Office E&M - Established | Facility | 34 | 33 | $44.33 | $1,507 |
| 95251 Test - Miscellaneous | Facility | 30 | 23 | $29.73 | $892 |
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Office | 29 | 28 | $14.18 | $411 |
| 99441 Telephone Services | Office | 17 | 13 | $50.70 | $862 |
| 99223 Hospital E&M - Initial | Facility | 13 | 13 | $148.10 | $1,925 |
By year: 2022 $85K for 1,157 services; 2023 $72K for 1,016 services; 2024 $82K for 1,387 services.
Medicare prescription drug claims, 2024
In 2024, the drug Leo Tchong Jr. prescribed most often to Medicare patients was Levothyroxine Sodium, with 609 prescriptions and refills. In total Leo Tchong Jr. wrote 6,132 Medicare prescriptions that cost $2.9M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Levothyroxine Sodium Generic | 609 | 1,529 | 194 | $6,888 |
| Ozempic Semaglutide | 434 | 812 | 108 | $768K |
| Metformin Hcl Generic | 356 | 996 | 115 | $3,903 |
| Lantus Solostar Insulin Glargine,hum.Rec.Anlog | 272 | 721 | 86 | $44K |
| Trulicity Dulaglutide | 247 | 477 | 74 | $461K |
| Metformin Hcl Er Metformin Hcl | 232 | 647 | 86 | $3,441 |
| Jardiance Empagliflozin | 228 | 524 | 77 | $296K |
| Testosterone Generic | 204 | 210 | 36 | $30K |
| Nano 2nd Gen Pen Needle Pen Needle, Diabetic | 199 | 566 | 77 | $20K |
| Glipizide Generic | 172 | 459 | 58 | $2,535 |
| Mounjaro Tirzepatide | 168 | 177 | 40 | $179K |
| Testosterone Cypionate Generic | 153 | 160 | 28 | $3,481 |
| Alendronate Sodium Generic | 148 | 399 | 59 | $1,220 |
| Atorvastatin Calcium Generic | 138 | 363 | 46 | $1,880 |
| Basaglar Kwikpen U-100 Insulin Glargine,hum.Rec.Anlog | 133 | 364 | 52 | $98K |
Brand drugs: 2,812 claims; generic drugs: 2,762 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Leo Tchong Jr. $121 ($121 in general payments such as food, travel and fees) from 1 company. The largest payer was Amgen Inc. with $121.
| Company | Payments | Amount |
|---|---|---|
| Amgen Inc. AMGN | 1 | $121 |
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.