Internal Medicine, Medical Oncology · Indianapolis, IN
NPI
1770588808
Since 2005
Specialty
Internal Medicine, Medical Oncology
Code 207RX0202X
Group practices
2
Medicare group memberships
Hospitals
5
Hospital affiliations
7979 N Shadeland Ave, Ste 200
Indianapolis, IN, 46250
Phone (317) 621-4300
Groups this clinician bills Medicare through
Medicare paid, 2024
$80K
1,554 services
Medicare patients, 2024
642
Average age 74
Drug cost, 2024
$2.1M
3,003 prescriptions
Company payments, 2025
$84.61
From 2 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Mary L Mayer was code 99213 (office e&m - established), 644 times for 427 patients. In total Mary L Mayer billed 1,554 services in 16 codes, and Medicare paid $80K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2023-09-06.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 644 | 427 | $42.01 | $27K |
| 99214 Office E&M - Established | Office | 549 | 233 | $63.94 | $35K |
| 99212 Office E&M - Established | Office | 187 | 163 | $23.21 | $4,339 |
| 99204 Office E&M - New | Office | 68 | 68 | $93.84 | $6,381 |
| 99231 Hospital E&M - Subsequent | Facility | 27 | 15 | $36.27 | $979 |
| 99215 Office E&M - Established | Office | 26 | 23 | $99.39 | $2,584 |
| 99203 Office E&M - New | Office | 15 | 15 | $51.65 | $775 |
By year: 2022 $154K for 2,923 services; 2023 $98K for 1,751 services; 2024 $80K for 1,554 services.
Medicare prescription drug claims, 2024
In 2024, the drug Mary L Mayer prescribed most often to Medicare patients was Letrozole, with 700 prescriptions and refills. In total Mary L Mayer wrote 3,003 Medicare prescriptions that cost $2.1M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Letrozole Generic | 700 | 1,989 | 214 | $21K |
| Eliquis Apixaban | 270 | 588 | 68 | $323K |
| Warfarin Sodium Generic | 157 | 427 | 44 | $1,356 |
| Anastrozole Generic | 135 | 369 | 50 | $2,211 |
| Dexamethasone Generic | 120 | 120 | 37 | $1,426 |
| Acyclovir Generic | 101 | 157 | 21 | $1,514 |
| Tamoxifen Citrate Generic | 90 | 243 | 28 | $2,279 |
| Prednisone Generic | 89 | 110 | 29 | $335 |
| Ondansetron Hcl Generic | 88 | 88 | 56 | $2,894 |
| Prochlorperazine Maleate Generic | 86 | 86 | 56 | $986 |
| Alendronate Sodium Generic | 71 | 174 | 19 | $332 |
| Omeprazole Generic | 62 | 133 | 21 | $1,019 |
| Venlafaxine Hcl Er Venlafaxine Hcl | 58 | 146 | 13 | $972 |
| Enoxaparin Sodium Generic | 57 | 76 | 29 | $23K |
| Xarelto Rivaroxaban | 53 | 119 | 18 | $65K |
Brand drugs: - claims; generic drugs: 2,549 claims; opioid claims: 15.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Mary L Mayer $84.61 ($84.61 in general payments such as food, travel and fees) from 2 companies. The largest payer was AstraZeneca Pharmaceuticals LP with $43.25.
| Company | Payments | Amount |
|---|---|---|
| AstraZeneca Pharmaceuticals LP AZN | 1 | $43.25 |
| Menarini Silicon Biosystems, Inc. | 1 | $41.36 |
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.