Internal Medicine, Hematology & Oncology · Germantown, TN
NPI
1245262336
Since 2006
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
2
Medicare group memberships
Hospitals
4
Hospital affiliations
7945 Wolf River Boulevard
Germantown, TN, 38138
Phone (901) 683-0055
Groups this clinician bills Medicare through
Medicare paid, 2024
$5.2M
268,265 services
Medicare patients, 2024
1,125
Average age 74
Drug cost, 2024
$8.5M
2,022 prescriptions
Company payments, 2025
$551
From 14 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Robert A Johnson was code J0881 (injection, darbepoetin alfa, 1 microgram (non-esrd use)), 34,580 times for 71 patients. In total Robert A Johnson billed 268,265 services in 240 codes, and Medicare paid $5.2M.
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2023-07-10.
| Code |
|---|
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| J0881 Injection, darbepoetin alfa, 1 microgram (non-esrd use) | Office | 34,580 | 71 | $2.32 | $80K |
| J9271 Injection, pembrolizumab, 1 mg | Office | 31,600 | 53 | $44.33 | $1.4M |
| J1439 Injection, ferric carboxymaltose, 1 mg | Office | 20,250 | 26 | $0.87 | $18K |
| J9299 Injection, nivolumab, 1 mg | Office | 16,340 | 23 | $23.16 | $378K |
| J0897 Injection, denosumab, 1 mg | Office | 7,980 | 66 | $20.39 | $163K |
| J1442 Injection, filgrastim (g-csf), excludes biosimilars, 1 microgram | Office | 6,780 | 12 | $0.78 | $5,287 |
| J9267 Injection, paclitaxel, 1 mg | Office | 6,630 | 22 | $0.08 | $530 |
| J9263 Injection, oxaliplatin, 0.5 mg | Office | 6,500 | 13 | $0.05 | $352 |
| J9144 Injection, daratumumab, 10 mg and hyaluronidase-fihj | Office | 6,480 | 22 | $39.05 | $253K |
| J1569 Injection, immune globulin, (gammagard liquid), non-lyophilized, (e.g., liquid), 500 mg | Office | 4,410 | 26 | $35.75 | $158K |
| J1100 Injection, dexamethasone sodium phosphate, 1 mg | Office | 4,336 | 158 | $0.09 | $389 |
| Q5107 Injection, bevacizumab-awwb, biosimilar, (mvasi), 10 mg | Office | 4,230 | 27 | $20.73 | $88K |
| J1930 Injection, lanreotide, 1 mg | Office | 3,600 | 13 | $38.45 | $138K |
| J9171 Injection, docetaxel, 1 mg | Office | 2,513 | 16 | $0.66 | $1,655 |
| J1449 Injection, eflapegrastim-xnst, 0.1 mg | Office | 2,376 | 16 | $19.83 | $47K |
By year: 2022 $4.7M for 302,328 services; 2023 $4.8M for 238,489 services; 2024 $5.2M for 268,265 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 85025 Blood Count | 1,841 | 451 | $7.58 | $14K |
| 80048 Clinical Chemistry | 1,318 | 427 | $8.23 | $11K |
| 36415 Venipuncture Blood Collection | 1,274 | 397 | $8.62 | $11K |
| 80076 Clinical Chemistry | 1,182 | 413 | $7.97 | $9,418 |
| 82784 Immunoassay | 389 | 82 | $9.07 | $3,527 |
| 88185 Surgical Pathology Examination | 366 | 15 | $16.26 | $5,952 |
| 82728 Clinical Chemistry | 217 | 146 | $12.99 | $2,819 |
| 83883 Clinical Chemistry | 195 | 45 | $13.33 | $2,599 |
| 83550 Clinical Chemistry | 139 | 108 | $8.20 | $1,140 |
| 83540 Clinical Chemistry | 139 | 108 | $6.07 | $843 |
Medicare prescription drug claims, 2024
In 2024, the drug Robert A Johnson prescribed most often to Medicare patients was Eliquis (Apixaban), with 105 prescriptions and refills. In total Robert A Johnson wrote 2,022 Medicare prescriptions that cost $8.5M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Eliquis Apixaban | 105 | 135 | 30 | $74K |
| Xarelto Rivaroxaban | 102 | 187 | 26 | $107K |
| Prednisone Generic | 94 | 112 | 37 | $406 |
| Acyclovir Generic | 91 | 147 | 25 | $1,695 |
| Anastrozole Generic | 73 | 182 | 28 | $1,510 |
| Jakafi Ruxolitinib Phosphate | 69 | 69 | 11 | $1.2M |
| Dexamethasone Generic | 67 | 74 | 24 | $751 |
| Potassium Chloride Generic | 56 | 88 | 24 | $545 |
| Oxycodone Hcl Generic | 55 | 56 | 11 | $1,250 |
| Ondansetron Odt Ondansetron | 50 | 50 | 35 | $739 |
| Hydroxyurea Generic | 44 | 89 | 17 | $1,113 |
| Calquence Acalabrutinib Maleate | 39 | 39 | Under 11 | $493K |
| Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim | 36 | 49 | Under 11 | $230 |
| Mirtazapine Generic | 34 | 59 | 13 | $311 |
| Pantoprazole Sodium Generic | 33 | 73 | 14 | $219 |
Brand drugs: 732 claims; generic drugs: 1,290 claims; opioid claims: 83.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Robert A Johnson $551 ($551 in general payments such as food, travel and fees) from 14 companies. The largest payer was Pfizer Inc. with $82.01.
| Company | Payments | Amount |
|---|---|---|
| Pfizer Inc. PFE | 4 | $82.01 |
| E.R. Squibb & Sons, L.L.C. BMY | 4 | $80.13 |
| GlaxoSmithKline, LLC. GSK | 3 | $58.51 |
| AstraZeneca Pharmaceuticals LP AZN | 3 | $55.23 |
| Abbvie Inc. ABBV | 2 | $43.47 |
| Regeneron Healthcare Solutions, Inc. REGN | 2 | $41.58 |
| Eisai Inc. 4523.T | 2 | $34.69 |
| Astellas Pharma US Inc 4503.T | 1 | $28.72 |
| Celgene Corporation BMY | 1 | $27.12 |
| TerSera Therapeutics LLC | 1 | $24.14 |
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.