Quick answers
- Which hospitals does Glenn Anthony A. Tan work at?
- Medicare's official clinician data lists Glenn Anthony A. Tan at 1 hospital: Beloit Health System. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Glenn Anthony A. Tan see patients?
- Medicare's clinician data lists 4 practice locations, including Beloit, WI. Call before your visit to confirm the address.
- What is Glenn Anthony A. Tan's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does Glenn Anthony A. Tan accept Medicare assignment?
- Yes. Medicare's clinician data says Glenn Anthony A. Tan 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 Glenn Anthony A. Tan?
- (608) 363-7510, as listed in official Medicare / NPI Registry data.
- What is Glenn Anthony A. Tan's NPI number?
- 1689692410. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Glenn Anthony A. Tan works
Medicare's Facility Affiliation Data lists Glenn Anthony A. Tan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Beloit Health SystemBeloit, WI · Acute Care Hospital · CCN 520100
Practice locations
Addresses where Glenn Anthony A. Tan is enrolled with Medicare (CMS data updated 2026-10-02).
- 1735 Madison RdBeloit, WI 53511 (608) 363‑7510
- 1905 E Huebbe PkwyBeloit, WI 53511
- 1905 W Hart RdBeloit, WI 53511 (608) 364‑2200
- 1969 W Hart RdBeloit, WI 53511 (608) 364‑5756
Group practices
Medicare enrollment lists Glenn Anthony A. Tan as a member of this group (CMS data updated 2026-10-02).
- Beloit Health System Inc135 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Beloit
Clinicians with the same Medicare primary specialty in Beloit, WI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689692410 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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