Internal Medicine, Hematology · Chicago, IL
NPI
1912967688
Since 2006
Specialty
Internal Medicine, Hematology
Code 207RH0000X
Group practices
2
Medicare group memberships
Hospitals
2
Hospital affiliations
1725 W Harrison St, Suite 809
Chicago, IL, 60612
Phone (312) 563-2320
Groups this clinician bills Medicare through
Medicare paid, 2024
$70K
762 services
Medicare patients, 2024
339
Average age 72
Drug cost, 2024
$7.6M
1,192 prescriptions
Company payments, 2025
$134
From 4 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Melissa L Larson was code 99215 (office e&m - established), 254 times for 129 patients. In total Melissa L Larson billed 762 services in 13 codes, and Medicare paid $70K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2011-09-16.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99215 Office E&M - Established | Facility | 254 | 129 | $109.85 | $28K |
| 99233 Hospital E&M - Subsequent | Facility | 129 | 50 | $94.86 | $12K |
| 99215 Office E&M - Established | Office | 82 | 38 | $111.14 | $9,114 |
| 99214 Office E&M - Established | Facility | 67 | 64 | $65.00 | $4,355 |
| 99214 Office E&M - Established | Office | 48 | 39 | $68.98 | $3,311 |
| 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 | Facility | 45 | 40 | $13.17 | $593 |
| 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 | 30 | 23 | $13.31 | $399 |
| 99205 Office E&M - New | Facility | 27 | 27 | $139.70 | $3,772 |
| 99204 Office E&M - New | Facility | 20 | 20 | $96.51 | $1,930 |
| 99223 Hospital E&M - Initial | Facility | 15 | 15 | $138.85 | $2,083 |
| 99205 Office E&M - New | Office | 14 | 14 | $147.62 | $2,067 |
| 99239 Hospital Discharge Management | Facility | 14 | 13 | $92.37 | $1,293 |
By year: 2022 $73K for 773 services; 2023 $82K for 822 services; 2024 $70K for 762 services.
Medicare prescription drug claims, 2024
In 2024, the drug Melissa L Larson prescribed most often to Medicare patients was Revlimid (Lenalidomide), with 155 prescriptions and refills. In total Melissa L Larson wrote 1,192 Medicare prescriptions that cost $7.6M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Revlimid Lenalidomide | 155 | 155 | 34 | $3.1M |
| Hydroxyurea Generic | 91 | 171 | 34 | $1,564 |
| Acyclovir Generic | 84 | 127 | 29 | $1,028 |
| Ondansetron Hcl Generic | 54 | 54 | 30 | $406 |
| Eliquis Apixaban | 53 | 81 | 15 | $46K |
| Venclexta Venetoclax | 53 | 53 | 30 | $407K |
| Sprycel Dasatinib | 45 | 45 | Under 11 | $767K |
| Imbruvica Ibrutinib | 33 | 33 | Under 11 | $530K |
| Lenalidomide Generic | 32 | 32 | Under 11 | $512K |
| Allopurinol Generic | 32 | 60 | 17 | $182 |
| Warfarin Sodium Generic | 26 | 26 | Under 11 | $164 |
| Potassium Chloride Generic | 26 | 32 | 17 | $408 |
| Levofloxacin Generic | 25 | 29 | 14 | $361 |
| Fluconazole Generic | 24 | 24 | Under 11 | $1,256 |
| Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim | 23 | 30 | Under 11 | $111 |
Brand drugs: 488 claims; generic drugs: 704 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Melissa L Larson $134 ($134 in general payments such as food, travel and fees) from 4 companies. The largest payer was Sobi, Inc with $99.99.
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.