Internal Medicine · Weymouth, MA
NPI
1669507141
Since 2007
Specialty
Internal Medicine
Code 207R00000X
Group practices
1
Medicare group memberships
Hospitals
3
Hospital affiliations
51 Performance Dr, Suite #110
Weymouth, MA, 02189
Phone (781) 337-9091
Groups this clinician bills Medicare through
Medicare paid, 2024
$115K
1,810 services
Medicare patients, 2024
811
Average age 77
Drug cost, 2024
$5.9M
2,355 prescriptions
Company payments, 2025
$90.3
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Thomas P O'Connor Jr. was code 99213 (office e&m - established), 1,219 times for 662 patients. In total Thomas P O'Connor Jr. billed 1,810 services in 14 codes, and Medicare paid $115K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2014-01-21.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 1,219 | 662 | $50.06 | $61K |
| 99214 Office E&M - Established | Office | 376 | 225 | $80.01 | $30K |
| 99205 Office E&M - New | Office | 66 | 66 | $148.01 | $9,769 |
| 99204 Office E&M - New | Office | 58 | 58 | $102.64 | $5,953 |
| 99215 Office E&M - Established | Office | 42 | 41 | $116.11 | $4,876 |
| 99221 Hospital E&M - Initial | Facility | 16 | 16 | $68.09 | $1,089 |
By year: 2022 $118K for 1,859 services; 2023 $104K for 1,734 services; 2024 $115K for 1,810 services.
Medicare prescription drug claims, 2024
In 2024, the drug Thomas P O'Connor Jr. prescribed most often to Medicare patients was Prednisone, with 239 prescriptions and refills. In total Thomas P O'Connor Jr. wrote 2,355 Medicare prescriptions that cost $5.9M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Prednisone Generic | 239 | 329 | 62 | $1,034 |
| Abiraterone Acetate Generic | 194 | 197 | 38 | $483K |
| Letrozole Generic | 131 | 264 | 41 | $2,681 |
| Ondansetron Hcl Generic | 116 | 117 | 57 | $524 |
| Oxycodone Hcl Generic | 97 | 97 | 24 | $1,335 |
| Bicalutamide Generic | 94 | 144 | 45 | $1,435 |
| Prochlorperazine Maleate Generic | 79 | 79 | 55 | $1,185 |
| Dexamethasone Generic | 66 | 68 | 40 | $960 |
| Gabapentin Generic | 58 | 71 | 14 | $827 |
| Xtandi Enzalutamide | 54 | 58 | Under 11 | $812K |
| Hydroxyurea Generic | 50 | 100 | 14 | $903 |
| Revlimid Lenalidomide | 49 | 50 | Under 11 | $594K |
| Acyclovir Generic | 46 | 68 | 13 | $778 |
| Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim | 45 | 70 | 14 | $133 |
| Imbruvica Ibrutinib | 45 | 45 | Under 11 | $676K |
Brand drugs: 477 claims; generic drugs: 1,878 claims; opioid claims: 246.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Thomas P O'Connor Jr. $90.3 ($90.3 in general payments such as food, travel and fees) from 1 company. The largest payer was Genzyme Corporation with $90.3.
| Company | Payments | Amount |
|---|---|---|
| Genzyme Corporation SNY | 1 | $90.3 |
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.