Quick answers
- Which hospitals does Isaac J. Klostermann work at?
- Medicare's official clinician data lists Isaac J. Klostermann at 1 hospital: Montrose Regional Health. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Isaac J. Klostermann see patients?
- Medicare's clinician data lists 3 practice locations, including Montrose, CO and Olathe, CO. Call before your visit to confirm the address.
- What is Isaac J. Klostermann's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Isaac J. Klostermann accept Medicare assignment?
- Yes. Medicare's clinician data says Isaac J. Klostermann 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 Isaac J. Klostermann offer telehealth?
- Medicare's clinician data says Isaac J. Klostermann offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Isaac J. Klostermann?
- (970) 497-3333, as listed in official Medicare / NPI Registry data.
- What is Isaac J. Klostermann's NPI number?
- 1386996080. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Isaac J. Klostermann works
Medicare's Facility Affiliation Data lists Isaac J. Klostermann at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Montrose Regional HealthMontrose, CO · Acute Care Hospital · CCN 060006
Practice locations
Addresses where Isaac J. Klostermann is enrolled with Medicare (CMS data updated 2026-10-02).
- 1010 S Rio Grande AveMontrose, CO 81401 (970) 497‑3333
- 1550 E Niagara RdMontrose, CO 81401 (970) 497‑4921
- 308 Main StOlathe, CO 81425 (970) 323‑6141
Group practices
Medicare enrollment lists Isaac J. Klostermann as a member of these groups (CMS data updated 2026-10-02).
- Olathe Community Clinic25 clinicians in the group
- Peak Family Medicine LLC16 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Montrose
Clinicians with the same Medicare primary specialty in Montrose, CO — not a recommendation.
Clinician information
| Medical school | University Of Colorado School Of Medicine, Denver |
|---|---|
| Graduation year | 2012 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1386996080 |
| 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