Quick answers
- Which hospitals does Jason B. Van Ittersum work at?
- Medicare's official clinician data lists Jason B. Van Ittersum at 1 hospital: Trinity Health Muskegon Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jason B. Van Ittersum see patients?
- Medicare's clinician data lists 3 practice locations, including Marquette, MI, Norton Shores, MI and Grand Rapids, MI. Call before your visit to confirm the address.
- What is Jason B. Van Ittersum's specialty?
- Medicare lists Dermatology as the primary specialty.
- Does Jason B. Van Ittersum accept Medicare assignment?
- Yes. Medicare's clinician data says Jason B. Van Ittersum 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 Jason B. Van Ittersum?
- (906) 225-5458, as listed in official Medicare / NPI Registry data.
- What is Jason B. Van Ittersum's NPI number?
- 1750303079. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jason B. Van Ittersum works
Medicare's Facility Affiliation Data lists Jason B. Van Ittersum at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Trinity Health Muskegon HospitalMuskegon, MI · Acute Care Hospital · CCN 230066
Practice locations
Addresses where Jason B. Van Ittersum is enrolled with Medicare (CMS data updated 2026-10-02).
- 1007 Harbor Hills Dr, Suite CMarquette, MI 49855 (906) 225‑5458
- 6225 Prairie StNorton Shores, MI 49444 (231) 798‑9500
- 650 3 Mile Rd NW, Suite 100Grand Rapids, MI 49544 (616) 784‑9300
Group practices
Medicare enrollment lists Jason B. Van Ittersum as a member of this group (CMS data updated 2026-10-02).
- Forefront Dermatology SC662 clinicians in the group
Specialties
- Dermatologyprimary
Other dermatologists in Marquette
Clinicians with the same Medicare primary specialty in Marquette, MI — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Michigan Medical School |
| Graduation year | 1999 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1750303079 |
| 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