Immun Glob G(Igg)-Ifas/Glycine
Brand name: Panzyga
Rank #204 of 500 drugs by total cost
Data: CMS Medicare Part D, 2023 (most current available) · Updated March 2026
$70.1M
Total Cost
4,693
Total Claims
$70.1M
Total Cost
158
Prescribers
$15K
Cost per Claim
72
Beneficiaries
4,755
30-Day Fills
$443K
Avg Cost/Provider
30
Avg Claims/Provider
Share of Medicare Part D Spending
0.03%
of total Medicare Part D spending
$70.1M of $275.65B
Top Prescribers by Cost
Top 10 prescribers of $70.1M total
🔎 Data Overview
At $14,928 per prescription, this is a high-cost medication. Expensive drugs drive Medicare spending growth and create access challenges for patients with coverage gaps.
Average cost of $443,406 per prescriber suggests this drug may be concentrated among specialists. High per-provider spending can sometimes indicate inappropriate prescribing or overly aggressive use.
Average cost of $973,029 per patient per year. Medications at this price point significantly impact patient out-of-pocket costs and Medicare spending.
Insights generated from CMS data analysis. Statistical patterns are not accusations — always consider clinical context.
Top Prescribers of Immun Glob G(Igg)-Ifas/Glycine
| # | Provider | Specialty | Location | Claims | Cost |
|---|---|---|---|---|---|
| 1 | Abigail Stocker | Gastroenterology | Louisville, KY | 722 | $12.1M |
| 2 | Samir Macwan | Neurology | Rancho Mirage, CA | 329 | $4.8M |
| 3 | Ruth Ann Vleugels | Dermatology | Boston, MA | 80 | $1.4M |
| 4 | Norman Friedman | Neurology | Fairlawn, OH | 24 | $1.3M |
| 5 | Sergei Grando | Dermatology | Irvine, CA | 44 | $1.2M |
| 6 | Mavis Fujii | Psychiatry & Neurology | Houston, TX | 40 | $1.2M |
| 7 | Sara Dehbashi | Neurology | Philadelphia, PA | 44 | $1.2M |
| 8 | Thomas Scott | Anesthesiology | Philadelphia, PA | 60 | $1.1M |
| 9 | Rafael Yakutilov | Neurology | Rockaway Park, NY | 56 | $1.1M |
| 10 | Mohamed Khalil | Neurology | Webster, TX | 64 | $942K |
| 11 | Catherine Brignoni | Neurology | Palm Desert, CA | 85 | $936K |
| 12 | T Rao | Neurology | Charlotte, NC | 43 | $899K |
| 13 | Kevin Callerame | Neurology | Baton Rouge, LA | 24 | $860K |
| 14 | Sharon Jackson | Nurse Practitioner | Baton Rouge, LA | 33 | $827K |
| 15 | Mohammad Alsharabati | Neurology | Des Moines, IA | 16 | $807K |
Top prescribers ranked by total cost for this drug in 2023.
Related Drugs by Cost
| # | Drug | Total Cost | Claims |
|---|---|---|---|
| 201 | Fingolimod Hcl (Fingolimod) | $72.1M | 10,675 |
| 202 | Brivaracetam (Briviact) | $71.8M | 43,716 |
| 203 | Mirtazapine (Mirtazapine) | $70.2M | 3,166,739 |
| 204 | Immun Glob G(Igg)-Ifas/Glycine (Panzyga) | $70.1M | 4,693 |
| 205 | Buprenorphine Hcl (Buprenorphine Hcl) | $69.7M | 205,349 |
| 206 | Prednisolone Acetate (Prednisolone Acetate) | $68.8M | 1,486,663 |
| 207 | Tenofovir Alafenamide (Vemlidy) | $68.7M | 44,509 |
Related Analysis
Data from CMS Medicare Part D Prescriber-Drug Public Use File, 2023. Methodology