Internal Medicine, Allergy & Immunology · Saint Louis, MO
NPI
1982128708
Since 2017
Specialty
Internal Medicine, Allergy & Immunology
Code 207RA0201X
Group practices
1
Medicare group memberships
Hospitals
3
Hospital affiliations
620 S Taylor Ave, Div Im Allergy and Immunology, Ste 100
Saint Louis, MO, 63110
Phone (314) 996-8670
Groups this clinician bills Medicare through
Medicare paid, 2024
$107K
3,914 services
Medicare patients, 2024
50
Average age 66
Drug cost, 2024
$423K
193 prescriptions
Company payments, 2025
$36.6
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Ofer Zimmerman 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), 41 times for 28 patients. In total Ofer Zimmerman billed 3,914 services in 20 codes, and Medicare paid $107K.
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2025-04-17.
| 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 | 41 | 28 | $12.63 | $518 |
| 99215 Office E&M - Established | Office | 34 | 23 | $135.68 | $4,613 |
| 99214 Office E&M - Established | Office | 33 | 27 | $82.94 | $2,737 |
| 99205 Office E&M - New | Office | 11 | 11 | $153.92 | $1,693 |
By year: 2022 $36K for 1,277 services; 2023 $82K for 3,121 services; 2024 $107K for 3,914 services.
Medicare prescription drug claims, 2024
In 2024, the drug Ofer Zimmerman prescribed most often to Medicare patients was Cuvitru (Immun Glob G(Igg)/Gly/Iga Ov50), with 25 prescriptions and refills. In total Ofer Zimmerman wrote 193 Medicare prescriptions that cost $423K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Cuvitru Immun Glob G(Igg)/Gly/Iga Ov50 | 25 | 25 | Under 11 | $166K |
| Xembify Immune Globulin,gamma(Igg)klhw | 24 | 24 | Under 11 | $180K |
| Prednisone Generic | 23 | 23 | Under 11 | $47.58 |
| Sulfamethoxazole-Trimethoprim Sulfamethoxazole/Trimethoprim | 22 | 36 | Under 11 | $86.51 |
| Valacyclovir Valacyclovir Hcl | 12 | 15 | Under 11 | $274 |
Brand drugs: - claims; generic drugs: 110 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Ofer Zimmerman $36.6 ($36.6 in general payments such as food, travel and fees) from 1 company. The largest payer was Pfizer Inc. with $36.6.
| Company | Payments | Amount |
|---|---|---|
| Pfizer Inc. PFE | 1 | $36.6 |
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.