Zachary Aaron Glaser, M.D.
NPI 1831622547ActiveIndividual· Urology· Twin Falls, ID
Urology (M.D.) in Twin Falls, Idaho, trained at Vanderbilt University School of Medicine (class of 2017). Their prescriptions cost Medicare Part D more than their services did: $169,175 for 1,431 claims, against $106,095 paid for services in 2024. Urogen Pharma, Inc. was the largest of 12 companies reporting payments in 2025, $8,308 in all, mostly food and beverage.
Overview
| NPI | 1831622547 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 10, 2017 |
| Last updated in NPPES | Mar 13, 2026 |
| Certified by provider | Mar 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | 036171586 | IL |
| Urology | 208800000X | 1161679 | ID |
| Urology | 208800000X | MD.37912 | AL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Urology (AL); Practitioner - Urology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 358 |
|---|---|
| Services billed | 3,030 across 95 procedure codes |
| Paid by Medicare | $106,095 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,431 · 2,529 30-day fills |
|---|---|
| Patients | 399 |
| Total drug cost | $169,175 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Vanderbilt University School of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical group
- Rush University Medical GroupChicago, IL · 1,551 clinicians
Hospital affiliations
- Rush Oak Park HospitalOak Park, IL
- Rush University Medical CenterChicago, IL
Industry payments (Open Payments)
- 2025$8,308 · 57 payments from 12 companies
- 2024$2,559 · 36 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Urogen Pharma, Inc. | $2,068 | 7 |
| Teleflex LLC | $1,866 | 8 |
| Coloplast Corp | $1,793 | 12 |
| Olympus Winter & Ibe Gmbh | $875.00 | 1 |
| Olympus America Inc. | $494.79 | 8 |
What the 2025 payments were for
- Food and Beverage$3,668 · 49 payments
- Travel and Lodging$2,465 · 6 payments
- Honoraria$1,300 · 1 payment
- Consulting Fee$875.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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