Nurse Practitioner · Paw Paw, MI
NPI
1659581270
Since 2007
Specialty
Nurse Practitioner
Code 363L00000X
Group practices
3
Medicare group memberships
Hospitals
0
Hospital affiliations
801 Hazen St Ste C
Paw Paw, MI, 49079
Phone (269) 655-3348
Groups this clinician bills Medicare through
Medicare paid, 2024
$12K
154 services
Medicare patients, 2024
51
Average age 56
Drug cost, 2024
$929K
4,501 prescriptions
Company payments, 2025
$985
From 11 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by William S Davis was code 99214 (office e&m - established), 139 times for 50 patients. In total William S Davis billed 154 services in 3 codes, and Medicare paid $12K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-02-05.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 139 | 50 | $76.29 | $11K |
| 90792 Psychotherapy - Nongroup | Office | 11 | 11 | $109.55 | $1,205 |
By year: 2022 $5,486 for 107 services; 2023 $15K for 234 services; 2024 $12K for 154 services.
Medicare prescription drug claims, 2024
In 2024, the drug William S Davis prescribed most often to Medicare patients was Clonazepam, with 333 prescriptions and refills. In total William S Davis wrote 4,501 Medicare prescriptions that cost $929K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Clonazepam Generic | 333 | 353 | 57 | $2,956 |
| Alprazolam Generic | 273 | 289 | 46 | $1,221 |
| Quetiapine Fumarate Generic | 206 | 419 | 56 | $4,403 |
| Aripiprazole Generic | 182 | 365 | 55 | $7,922 |
| Lamotrigine Generic | 175 | 282 | 31 | $2,551 |
| Trazodone Hcl Generic | 164 | 298 | 46 | $1,357 |
| Dextroamphetamine-Amphetamine Dextroamphetamine/Amphetamine | 157 | 157 | 27 | $6,314 |
| Desvenlafaxine Succinate Er Desvenlafaxine Succinate | 140 | 313 | 49 | $9,970 |
| Lurasidone Hcl Generic | 135 | 211 | 29 | $48K |
| Lorazepam Generic | 113 | 123 | 26 | $726 |
| Buspirone Hcl Generic | 109 | 206 | 28 | $2,816 |
| Vraylar Cariprazine Hcl | 107 | 107 | 18 | $155K |
| Amitriptyline Hcl Generic | 99 | 182 | 29 | $2,324 |
| Oxcarbazepine Generic | 90 | 154 | 25 | $6,332 |
| Gabapentin Generic | 87 | 149 | 21 | $1,730 |
Brand drugs: - claims; generic drugs: 4,066 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid William S Davis $985 ($985 in general payments such as food, travel and fees) from 11 companies. The largest payer was E.R. Squibb & Sons, L.L.C. with $275.
| Company | Payments | Amount |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. BMY | 5 | $275 |
| Neurocrine BioSciences, Inc. NBIX | 6 | $181 |
| ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) JNJ | 4 | $157 |
| Axsome Therapeutics, Inc. AXSM | 2 | $144 |
| Alkermes, Inc. ALKS | 3 | $54.69 |
| Teva Pharmaceuticals USA, Inc. TEVA | 2 | $54.01 |
| Supernus Pharmaceuticals, Inc. SUPN | 2 | $43.65 |
| Vanda Pharmaceuticals Inc. VNDA | 1 | $20.64 |
| Otsuka America Pharmaceutical, Inc. 4578.T | 1 | $19.89 |
| Takeda Pharmaceuticals U.S.A., Inc. TAK | 1 | $19.45 |
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.