Internal Medicine, Hematology · Evanston, IL
NPI
1548285372
Since 2006
Specialty
Internal Medicine, Hematology
Code 207RH0000X
Group practices
1
Medicare group memberships
Hospitals
2
Hospital affiliations
2650 Ridge Ave., Kellogg Cancer Center
Evanston, IL, 60201
Phone (847) 570-2112
Groups this clinician bills Medicare through
Medicare paid, 2024
$151K
2,308 services
Medicare patients, 2024
569
Average age 78
Drug cost, 2024
$8.2M
1,922 prescriptions
Company payments, 2025
$0
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by David L Grinblatt was code G2211 (visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's), 708 times for 333 patients. In total David L Grinblatt billed 2,308 services in 19 codes, and Medicare paid $151K.
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2020-12-08.
| Code | Setting | Services | Patients | Paid per service | Medicare paid |
|---|---|---|---|---|---|
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Office | 708 | 333 | $13.72 | $9,712 |
| 99214 Office E&M - Established | Office | 607 | 267 | $79.54 | $48K |
| 99213 Office E&M - Established | Office | 327 | 232 | $52.17 | $17K |
| 99215 Office E&M - Established | Office | 284 | 104 | $121.16 | $34K |
| 99233 Hospital E&M - Subsequent | Facility | 114 | 46 | $100.07 | $11K |
| 99205 Office E&M - New | Office | 107 | 107 | $147.33 | $16K |
| 99232 Hospital E&M - Subsequent | Facility | 53 | 31 | $66.43 | $3,521 |
| 99223 Hospital E&M - Initial | Facility | 40 | 38 | $142.31 | $5,692 |
| 99441 Telephone Services | Office | 18 | 11 | $36.64 | $659 |
| 99204 Office E&M - New | Office | 13 | 13 | $114.36 | $1,487 |
By year: 2022 $122K for 1,596 services; 2023 $133K for 1,598 services; 2024 $151K for 2,308 services.
Medicare prescription drug claims, 2024
In 2024, the drug David L Grinblatt prescribed most often to Medicare patients was Acyclovir, with 295 prescriptions and refills. In total David L Grinblatt wrote 1,922 Medicare prescriptions that cost $8.2M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Acyclovir Generic | 295 | 474 | 68 | $3,609 |
| Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim | 138 | 247 | 34 | $471 |
| Hydroxyurea Generic | 137 | 352 | 41 | $2,783 |
| Revlimid Lenalidomide | 118 | 118 | 26 | $1.8M |
| Venclexta Venetoclax | 83 | 83 | 17 | $685K |
| Lenalidomide Generic | 75 | 75 | 11 | $912K |
| Dexamethasone Generic | 72 | 107 | 29 | $1,203 |
| Prednisone Generic | 69 | 87 | 14 | $149 |
| Pomalyst Pomalidomide | 53 | 53 | Under 11 | $1000K |
| Brukinsa Zanubrutinib | 48 | 50 | Under 11 | $691K |
| Eliquis Apixaban | 44 | 72 | 13 | $39K |
| Imatinib Mesylate Generic | 42 | 48 | Under 11 | $126K |
| Prochlorperazine Maleate Generic | 34 | 34 | 18 | $254 |
| Jakafi Ruxolitinib Phosphate | 33 | 33 | Under 11 | $550K |
| Imbruvica Ibrutinib | 32 | 32 | Under 11 | $464K |
Brand drugs: - claims; generic drugs: 1,350 claims; opioid claims: 28.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid David L Grinblatt $0 (- in general payments such as food, travel and fees) from 1 company.
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.