Nurse Practitioner, Family · Knoxville, TN
NPI
1225713142
Since 2023
Specialty
Nurse Practitioner, Family
Code 363LF0000X
Group practices
1
Medicare group memberships
Hospitals
0
Hospital affiliations
1346 Papermill Pointe Way
Knoxville, TN, 37909
Phone (865) 673-5000
Groups this clinician bills Medicare through
Medicare paid, 2024
$151K
2,994 services
Medicare patients, 2024
114
Average age 65
Drug cost, 2024
$311K
4,197 prescriptions
Company payments, 2025
$389
From 6 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Marissa Madigan was code 99214 (office e&m - established), 389 times for 102 patients. In total Marissa Madigan billed 2,994 services in 54 codes, and Medicare paid $151K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2023-08-18.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 389 | 102 | $72.34 | $28K |
| 96132 Behavioral Health Services | Office | 300 | 82 | $76.25 | $23K |
| 96130 Behavioral Health Services | Office | 299 | 82 | $74.40 | $22K |
| 96138 Behavioral Health Services | Office | 294 | 80 | $19.29 | $5,673 |
| G0396 Alcohol and/or substance (other than tobacco) misuse structured assessment (e.g., audit, dast), and brief intervention 15 to 30 minutes | Office | 291 | 79 | $20.27 | $5,897 |
| 80307 Drug Tests | Office | 194 | 95 | $60.62 | $12K |
| G0483 Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms | Office | 157 | 84 | $241.44 | $38K |
| 80053 Clinical Chemistry | Office | 39 | 39 | $10.35 | $404 |
| 86140 Clinical Chemistry | Office | 39 | 39 | $5.08 | $198 |
| 86431 Immunoassay | Office | 39 | 39 | $5.56 | $217 |
| 83970 Clinical Chemistry | Office | 36 | 36 | $40.45 | $1,456 |
| 82607 Clinical Chemistry | Office | 36 | 36 | $14.78 | $532 |
| 82746 Clinical Chemistry | Office | 36 | 36 | $14.41 | $519 |
| 83002 Clinical Chemistry | Office | 36 | 36 | $18.15 | $653 |
| 84270 Clinical Chemistry | Office | 36 | 36 | $21.30 | $767 |
By year: 2023 $65K for 1,030 services; 2024 $151K for 2,994 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 80307 Drug Tests | 194 | 95 | $60.62 | $12K |
| G0483 Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms | 157 | 84 | $241.44 | $38K |
| 80053 Clinical Chemistry | 39 | 39 | $10.35 | $404 |
| 86140 Clinical Chemistry | 39 | 39 | $5.08 | $198 |
| 86431 Immunoassay | 39 | 39 | $5.56 | $217 |
| 84439 Clinical Chemistry | 36 | 36 | $8.84 | $318 |
| 84270 Clinical Chemistry | 36 | 36 | $21.30 | $767 |
| 83970 Clinical Chemistry | 36 | 36 | $40.45 | $1,456 |
| 82746 Clinical Chemistry | 36 | 36 | $14.41 | $519 |
| 82607 Clinical Chemistry | 36 | 36 | $14.78 | $532 |
Medicare prescription drug claims, 2024
In 2024, the drug Marissa Madigan prescribed most often to Medicare patients was Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen), with 807 prescriptions and refills. In total Marissa Madigan wrote 4,197 Medicare prescriptions that cost $311K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen Hydrocodone/Acetaminophen | 807 | 807 | 151 | $26K |
| Gabapentin Generic | 564 | 568 | 115 | $8,021 |
| Oxycodone-Acetaminophen Oxycodone Hcl/Acetaminophen | 502 | 502 | 105 | $16K |
| Oxycodone Hcl Generic | 375 | 375 | 72 | $6,971 |
| Lidocaine Generic | 347 | 379 | 94 | $38K |
| Tizanidine Hcl Generic | 269 | 279 | 67 | $2,650 |
| Cyclobenzaprine Hcl Generic | 186 | 186 | 46 | $1,934 |
| Methocarbamol Generic | 119 | 126 | 31 | $1,099 |
| Diclofenac Potassium Generic | 106 | 106 | Under 11 | $121K |
| Tramadol Hcl Generic | 98 | 98 | 21 | $628 |
| Pregabalin Generic | 81 | 87 | 20 | $3,147 |
| Lidocaine-Prilocaine Lidocaine/Prilocaine | 70 | 70 | 24 | $1,054 |
| Diclofenac Sodium Generic | 69 | 70 | 20 | $2,523 |
| Baclofen Generic | 63 | 65 | 13 | $516 |
| Meloxicam Generic | 59 | 59 | 17 | $210 |
Brand drugs: 175 claims; generic drugs: 4,022 claims; opioid claims: 1,970.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Marissa Madigan $389 ($389 in general payments such as food, travel and fees) from 6 companies. The largest payer was Boston Scientific Corporation with $266.
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.