Internal Medicine · Chicago, IL
NPI
1710076237
Since 2006
Specialty
Internal Medicine
Code 207R00000X
Group practices
2
Medicare group memberships
Hospitals
2
Hospital affiliations
2835 N Sheffield Ave, Sutie 500
Chicago, IL, 60657
Phone (773) 296-2400
Groups this clinician bills Medicare through
Medicare paid, 2024
$116K
72,013 services
Medicare patients, 2024
53
Average age 67
Drug cost, 2024
$3.7M
3,196 prescriptions
Company payments, 2025
$326
From 5 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Daniel S Berger was code J1071 (injection, testosterone cypionate, 1 mg), 51,028 times for 15 patients. In total Daniel S Berger billed 72,013 services in 47 codes, and Medicare paid $116K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2007-07-08.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| J1071 Injection, testosterone cypionate, 1 mg | Office | 51,028 | 15 | $0.02 | $988 |
| J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | Office | 254 | 12 | $1.00 | $253 |
| 99214 Office E&M - Established | Office | 247 | 46 | $98.51 | $24K |
| 96372 Injection Administration | Office | 116 | 11 | $11.35 | $1,316 |
| 96360 Intravenous Infusion, Hydration | Office | 84 | 11 | $26.03 | $2,187 |
| 99215 Office E&M - Established | Office | 52 | 20 | $140.24 | $7,292 |
By year: 2022 $496K for 432,452 services; 2023 $236K for 223,490 services; 2024 $116K for 72,013 services.
Lab tests billed to Medicare, 2023
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 36415 Venipuncture Blood Collection | 202 | 98 | $8.40 | $1,697 |
| 87426 Immunoassay | 24 | 13 | $34.62 | $831 |
Medicare prescription drug claims, 2024
In 2024, the drug Daniel S Berger prescribed most often to Medicare patients was Biktarvy (Bictegrav/Emtricit/Tenofov Ala), with 260 prescriptions and refills. In total Daniel S Berger wrote 3,196 Medicare prescriptions that cost $3.7M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Biktarvy Bictegrav/Emtricit/Tenofov Ala | 260 | 274 | 30 | $1.2M |
| Amlodipine Besylate Generic | 107 | 220 | 21 | $612 |
| Atorvastatin Calcium Generic | 102 | 235 | 24 | $889 |
| Etravirine Generic | 101 | 103 | Under 11 | $109K |
| Tamsulosin Hcl Generic | 86 | 171 | 22 | $1,139 |
| Ozempic Semaglutide | 83 | 87 | 11 | $81K |
| Isentress Raltegravir Potassium | 73 | 81 | Under 11 | $170K |
| Metoprolol Succinate Generic | 69 | 163 | 15 | $1,019 |
| Mounjaro Tirzepatide | 65 | 75 | 12 | $80K |
| Lisinopril Generic | 55 | 119 | 12 | $470 |
| Descovy Emtricitabine/Tenofov Alafenam | 48 | 56 | Under 11 | $127K |
| Odefsey Emtricitab/Rilpiviri/Tenof Ala | 48 | 48 | Under 11 | $184K |
| Hydrocodone-Acetaminophen Hydrocodone/Acetaminophen | 45 | 45 | Under 11 | $1,158 |
| Testosterone Generic | 45 | 76 | 11 | $17K |
| Gabapentin Generic | 44 | 64 | 11 | $1,130 |
Brand drugs: 1,013 claims; generic drugs: 2,163 claims; opioid claims: 117.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Daniel S Berger $326 ($326 in general payments such as food, travel and fees) from 5 companies. The largest payer was Amgen Inc. with $171.
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.