Quick answers
- Where does Glen W. McWilliams see patients?
- Medicare's clinician data lists 1 practice location in Johnson City, NY. Call before your visit to confirm the address.
- What is Glen W. McWilliams's specialty?
- Medicare lists Urology as the primary specialty.
- Does Glen W. McWilliams accept Medicare assignment?
- Yes. Medicare's clinician data says Glen W. McWilliams accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Glen W. McWilliams?
- (607) 763-8101, as listed in official Medicare / NPI Registry data.
- What is Glen W. McWilliams's NPI number?
- 1427150705. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Glen W. McWilliams is enrolled with Medicare (CMS data updated 2026-10-02).
- 30 Harrison StJohnson City, NY 13790 (607) 763‑8101
Group practices
Medicare enrollment lists Glen W. McWilliams as a member of this group (CMS data updated 2026-10-02).
- United Health Services Hospitals, Inc.477 clinicians in the group
Specialties
- Urologyprimary
Other urologists in Johnson City
Clinicians with the same Medicare primary specialty in Johnson City, NY — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Columbia University College Of Physicians And Surgeons |
| Graduation year | 1992 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1427150705 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians