Physician
Tollefsen, William
Tollefsen, William was paid $562K by Medicaid between Jan 2021 and Aug 2024, across 7 billing codes. Its largest line is S9083, Global fee urgent care centers — 100% of everything it billed.
33Billing provider infoTOLLEFSEN, WILLIAM
WORCESTER, MA 01605
WORCESTER, MA 01605
33aNPI1841462876assigned 03/31/2008
33bProvider typeEmergency Medicine Physician
28Total paid$562K
24GClaims7,876
24DCodes billed7
24AFirst – last monthJan 2021 – Aug 2024
Compared with peers
Next to other Emergency Medicine Physician providers in Massachusetts
Rank by total paid#28 of 618
Median peer was paid$8K
This provider vs. median68×
Peers share this provider's primary NPPES type and state. Size alone says nothing about billing quality: a big agency or a hospital system is expected to sit far above the median.
Box 24A · Dates of service
Paid by month
Paid that monthNov–Dec 2024: claims still arriving when the file was cut, so these months run low for every provider
By year, as a table
| Year | Claims | Paid | |
|---|---|---|---|
| 2021 | 2,993 | $225K | |
| 2022 | 3,784 | $266K | |
| 2023 | 1,085 | $69K | |
| 2024incomplete | 14 | $2K |
Box 24 · Service lines
What it billed for
| Code | Service | Share | Claims | Bene. records | Paid |
|---|---|---|---|---|---|
| S9083 | Global fee urgent care centers | 100% | 4,501 | 4,321 | $562K |
| 87635 | Infectious agent detection by nucleic acid; SARS-CoV-2 (COVID-19), amplified probe | 0% | 2,079 | 2,031 | $0.00 |
| 87651 | Infectious agent detection by nucleic acid; Streptococcus, group A, amplified probe | 0% | 681 | 674 | $0.00 |
| 87502 | Infectious agent detection by nucleic acid, influenza virus, for multiple types or subtypes, includes all targets | 0% | 421 | 416 | $0.00 |
| 81002 | 0% | 151 | 150 | $0.00 | |
| 81025 | 0% | 30 | 29 | $0.00 | |
| 87804 | Infectious agent antigen detection by immunoassay; Influenza, each type | 0% | 13 | 13 | $0.00 |
Claims and beneficiary counts add up across code × month rows, so one patient seen every month counts many times. Rows with fewer than 12 claims are suppressed by HHS, so small lines can be missing.