Quick answers
- Which hospitals does Gregory N. Gan work at?
- Medicare's official clinician data lists Gregory N. Gan at 1 hospital: University of Kansas Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gregory N. Gan see patients?
- Medicare's clinician data lists 6 practice locations, including Lenexa, KS, Liberty, MO and North Kansas City, MO. Call before your visit to confirm the address.
- What is Gregory N. Gan's specialty?
- Medicare lists Radiation Oncology as the primary specialty.
- Does Gregory N. Gan accept Medicare assignment?
- Yes. Medicare's clinician data says Gregory N. Gan 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.
- Does Gregory N. Gan offer telehealth?
- Medicare's clinician data says Gregory N. Gan offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Gregory N. Gan?
- (913) 588-1227, as listed in official Medicare / NPI Registry data.
- What is Gregory N. Gan's NPI number?
- 1568698561. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gregory N. Gan works
Medicare's Facility Affiliation Data lists Gregory N. Gan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- University of Kansas HospitalKansas City, KS · Acute Care Hospital · CCN 170040
Practice locations
Addresses where Gregory N. Gan is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 11300 Corporate Ave, Suite 342Lenexa, KS 66219
- 2525 Glenn Hendren DrLiberty, MO 64068 (913) 588‑1227
- 2790 Clay Edwards Dr, Suite 405North Kansas City, MO 64116 (913) 588‑1227
- 4000 Cambridge StKansas City, KS 66160 (913) 588‑1227
- 4881 NE Goodview CirLees Summit, MO 64064 (913) 588‑1227
Group practices
Medicare enrollment lists Gregory N. Gan as a member of this group (CMS data updated 2026-10-02).
- Kansas University Physicians Inc1,849 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in Lenexa
Clinicians with the same Medicare primary specialty in Lenexa, KS — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Pittsburgh School Of Medicine |
| Graduation year | 2009 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1568698561 |
| 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