Quick answers
- Which hospitals does Timothy Gensler work at?
- Medicare's official clinician data lists Timothy Gensler at 3 hospitals: AdventHealth Castle Rock, HCA HealthONE Rose and The Medical Center of Aurora & South Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Timothy Gensler see patients?
- Medicare's clinician data lists 1 practice location in Lone Tree, CO. Call before your visit to confirm the address.
- What is Timothy Gensler's specialty?
- Medicare lists Rheumatology as the primary specialty.
- Does Timothy Gensler accept Medicare assignment?
- Yes. Medicare's clinician data says Timothy Gensler 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 Timothy Gensler offer telehealth?
- Medicare's clinician data says Timothy Gensler offers telehealth services. Ask the office which visits can be done by video or phone.
- What is Timothy Gensler's NPI number?
- 1689668170. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Timothy Gensler works
Medicare's Facility Affiliation Data lists Timothy Gensler at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- AdventHealth Castle RockCastle Rock, CO · Acute Care Hospital · CCN 060125
- HCA HealthONE RoseDenver, CO · Acute Care Hospital · CCN 060032
- The Medical Center of Aurora & South HospitalAurora, CO · Acute Care Hospital · CCN 060100
Practice locations
Addresses where Timothy Gensler is enrolled with Medicare (CMS data updated 2026-10-02).
- 9695 S Yosemite St, 120 Denver Arthritis Clinic Lone TreeLone Tree, CO 80124
Group practices
Medicare enrollment lists Timothy Gensler as a member of this group (CMS data updated 2026-10-02).
- Denver Arthritis Clinic PC13 clinicians in the group
Specialties
- Rheumatologyprimary
Other rheumatologists in Lone Tree
Clinicians with the same Medicare primary specialty in Lone Tree, CO — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Vanderbilt University School Of Medicine |
| Graduation year | 1989 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1689668170 |
| 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