Quick answers
- Which hospitals does Jonathan A. Ducastel work at?
- Medicare's official clinician data lists Jonathan A. Ducastel at 5 hospitals: Charlevoix Area Hospital, Munson Healthcare Grayling Hospital, Munson Healthcare Otsego Memorial Hospital, Munson Medical Center and Paul Oliver Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jonathan A. Ducastel see patients?
- Medicare's clinician data lists 3 practice locations, including Petoskey, MI, Traverse City, MI and Gaylord, MI. Call before your visit to confirm the address.
- What is Jonathan A. Ducastel's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Jonathan A. Ducastel accept Medicare assignment?
- Yes. Medicare's clinician data says Jonathan A. Ducastel 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 Jonathan A. Ducastel offer telehealth?
- Medicare's clinician data says Jonathan A. Ducastel offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Jonathan A. Ducastel?
- (231) 417-6000, as listed in official Medicare / NPI Registry data.
- What is Jonathan A. Ducastel's NPI number?
- 1073956694. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jonathan A. Ducastel works
Medicare's Facility Affiliation Data lists Jonathan A. Ducastel at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Charlevoix Area HospitalCharlevoix, MI · Critical Access Hospital · CCN 231322
- Munson Healthcare Grayling HospitalGrayling, MI · Acute Care Hospital · CCN 230058
- Munson Healthcare Otsego Memorial HospitalGaylord, MI · Acute Care Hospital · CCN 230133
- Munson Medical CenterTraverse City, MI · Acute Care Hospital · CCN 230097
- Paul Oliver Memorial HospitalFrankfort, MI · Critical Access Hospital · CCN 231300
Practice locations
Addresses where Jonathan A. Ducastel is enrolled with Medicare (CMS data updated 2026-10-02).
- 1619 Anderson RdPetoskey, MI 49770 (231) 417‑6000
- 3537 W Front St, Suite ATraverse City, MI 49684 (231) 935‑8330
- 829 N Ctr Ave, Suite 210Gaylord, MI 49735 (231) 935‑0338
Group practices
Medicare enrollment lists Jonathan A. Ducastel as a member of these groups (CMS data updated 2026-10-02).
- Munson Medical Center384 clinicians in the group
- Munson Healthcare Otsego Memorial Hospital120 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Michigan
Clinicians with the same Medicare primary specialty in Michigan — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Michigan State University College Of Human Medicine |
| Graduation year | 2013 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1073956694 |
| 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