Nurse Practitioner, Family · Katy, TX
NPI
1245352756
Since 2007
Specialty
Nurse Practitioner, Family
Code 363LF0000X
Group practices
4
Medicare group memberships
Hospitals
0
Hospital affiliations
21613 Provincial Blvd
Katy, TX, 77450
Phone (713) 777-9900
Groups this clinician bills Medicare through
Medicare paid, 2024
$8,205
252 services
Medicare patients, 2024
82
Average age 71
Drug cost, 2024
$1.9M
4,843 prescriptions
Company payments, 2025
$43.08
From 2 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Stephen A Mack was code 99214 (office e&m - established), 35 times for 34 patients. In total Stephen A Mack billed 252 services in 22 codes, and Medicare paid $8,205.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2023-08-31.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 35 | 34 | $81.94 | $2,868 |
| 99204 Office E&M - New | Office | 21 | 21 | $105.33 | $2,212 |
| 87811 Immunoassay | Office | 18 | 18 | $40.55 | $730 |
| 99213 Office E&M - Established | Office | 17 | 17 | $53.67 | $912 |
| 96372 Injection Administration | Office | 12 | 12 | $8.85 | $106 |
By year: 2022 $7,639 for 238 services; 2023 $7,896 for 204 services; 2024 $8,205 for 252 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 87811 Immunoassay | 18 | 18 | $40.55 | $730 |
Medicare prescription drug claims, 2024
In 2024, the drug Stephen A Mack prescribed most often to Medicare patients was Diazepam, with 349 prescriptions and refills. In total Stephen A Mack wrote 4,843 Medicare prescriptions that cost $1.9M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Diazepam Generic | 349 | 365 | 93 | $2,567 |
| Zolpidem Tartrate Generic | 286 | 302 | 55 | $1,671 |
| Duloxetine Hcl Generic | 276 | 476 | 77 | $5,409 |
| Trazodone Hcl Generic | 233 | 316 | 71 | $2,976 |
| Clonazepam Generic | 228 | 249 | 59 | $2,206 |
| Alprazolam Generic | 223 | 225 | 49 | $1,389 |
| Lybalvi Olanzapine/Samidorphan Malate | 181 | 185 | 46 | $358K |
| Quetiapine Fumarate Generic | 164 | 254 | 48 | $3,785 |
| Sertraline Hcl Generic | 138 | 217 | 49 | $940 |
| Lorazepam Generic | 129 | 135 | 34 | $1,204 |
| Aristada Aripiprazole Lauroxil | 128 | 199 | 42 | $444K |
| Citalopram Hbr Citalopram Hydrobromide | 117 | 201 | 32 | $1,322 |
| Gabapentin Generic | 113 | 137 | 39 | $1,409 |
| Fluoxetine Hcl Generic | 107 | 149 | 34 | $567 |
| Hydroxyzine Hcl Generic | 107 | 168 | 47 | $2,501 |
Brand drugs: - claims; generic drugs: 4,109 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Stephen A Mack $43.08 ($43.08 in general payments such as food, travel and fees) from 2 companies. The largest payer was Otsuka America Pharmaceutical, Inc. with $26.57.
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.