General Practice · Kirkland, IL
NPI
1114947876
Since 2006
Specialty
General Practice
Code 208D00000X
Group practices
5
Medicare group memberships
Hospitals
5
Hospital affiliations
406 S 5th St
Kirkland, IL, 60146
Phone (815) 522-3301
Groups this clinician bills Medicare through
Medicare paid, 2024
$211K
2,917 services
Medicare patients, 2024
967
Average age 78
Drug cost, 2024
$4.5M
63,580 prescriptions
Company payments, 2025
$560
From 4 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Thomas L Michalsen was code 99309 (snf e&m), 1,306 times for 470 patients. In total Thomas L Michalsen billed 2,917 services in 44 codes, and Medicare paid $211K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2022-08-22.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99309 SNF E&M | Office | 1,306 | 470 | $76.19 | $100K |
| 99213 Office E&M - Established | Office | 420 | 195 | $55.50 | $23K |
| 99214 Office E&M - Established | Office | 191 | 116 | $80.98 | $15K |
| G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Office | 116 | 116 | $123.47 | $14K |
| 99306 SNF E&M | Office | 109 | 108 | $134.69 | $15K |
| 99349 Home E&M - New and Established | Office | 103 | 86 | $88.54 | $9,119 |
| 99306 SNF E&M | Facility | 85 | 82 | $133.05 | $11K |
| J0696 Injection, ceftriaxone sodium, per 250 mg | Office | 80 | 11 | $0.34 | $27.31 |
| 36415 Venipuncture Blood Collection | Office | 56 | 46 | $8.65 | $484 |
| 99215 Office E&M - Established | Office | 47 | 39 | $127.11 | $5,974 |
| 99310 SNF E&M | Office | 33 | 31 | $111.21 | $3,670 |
| J1010 Injection, methylprednisolone acetate, 1 mg | Office | 31 | 27 | $0.10 | $3.15 |
| 99308 SNF E&M | Facility | 31 | 26 | $50.72 | $1,572 |
| 96372 Injection Administration | Office | 27 | 14 | $9.10 | $246 |
| 20610 Joint Injection | Office | 27 | 17 | $61.71 | $1,666 |
By year: 2022 $247K for 3,864 services; 2023 $242K for 3,437 services; 2024 $211K for 2,917 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 36415 Venipuncture Blood Collection | 56 | 46 | $8.65 | $484 |
Medicare prescription drug claims, 2024
In 2024, the drug Thomas L Michalsen prescribed most often to Medicare patients was Furosemide, with 2,556 prescriptions and refills. In total Thomas L Michalsen wrote 63,580 Medicare prescriptions that cost $4.5M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Furosemide Generic | 2,556 | 2,854 | 296 | $13K |
| Levothyroxine Sodium Generic | 2,270 | 2,900 | 250 | $17K |
| Gabapentin Generic | 2,250 | 2,470 | 226 | $24K |
| Atorvastatin Calcium Generic | 2,150 | 2,310 | 224 | $18K |
| Amlodipine Besylate Generic | 1,803 | 2,338 | 239 | $9,405 |
| Potassium Chloride Generic | 1,755 | 2,040 | 198 | $23K |
| Rosuvastatin Calcium Generic | 1,588 | 3,171 | 315 | $19K |
| Quetiapine Fumarate Generic | 1,480 | 1,697 | 182 | $19K |
| Tamsulosin Hcl Generic | 1,422 | 1,977 | 215 | $16K |
| Pantoprazole Sodium Generic | 1,412 | 1,956 | 191 | $15K |
| Lisinopril Generic | 1,316 | 1,730 | 163 | $7,034 |
| Metoprolol Tartrate Generic | 1,215 | 1,419 | 164 | $6,846 |
| Famotidine Generic | 1,134 | 1,145 | 70 | $6,018 |
| Eliquis Apixaban | 1,087 | 1,129 | 119 | $322K |
| Metformin Hcl Generic | 1,074 | 1,342 | 127 | $5,471 |
Brand drugs: 7,664 claims; generic drugs: 55,635 claims; opioid claims: 425.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Thomas L Michalsen $560 ($560 in general payments such as food, travel and fees) from 4 companies. The largest payer was AstraZeneca Pharmaceuticals LP with $334.
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.