Quick answers
- Which hospitals does Mark J. Dillman work at?
- Medicare's official clinician data lists Mark J. Dillman at 3 hospitals: Mayo Clinic Health System Franciscan Healthcare Sparta, Mayo Clinic Health System-Franciscan Medical Center Inc and Veterans Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark J. Dillman see patients?
- Medicare's clinician data lists 3 practice locations, including La Crosse, WI and Prairie Du Chien, WI. Call before your visit to confirm the address.
- What is Mark J. Dillman's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Mark J. Dillman accept Medicare assignment?
- Yes. Medicare's clinician data says Mark J. Dillman 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 Mark J. Dillman offer telehealth?
- Medicare's clinician data says Mark J. Dillman offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mark J. Dillman?
- (608) 785-0940, as listed in official Medicare / NPI Registry data.
- What is Mark J. Dillman's NPI number?
- 1851081921. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark J. Dillman works
Medicare's Facility Affiliation Data lists Mark J. Dillman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mayo Clinic Health System Franciscan Healthcare SpartaSparta, WI · Critical Access Hospital · CCN 521305
- Mayo Clinic Health System-Franciscan Medical Center IncLa Crosse, WI · Acute Care Hospital · CCN 520004
- Veterans Memorial HospitalWaukon, IA · Critical Access Hospital · CCN 161318
Practice locations
Addresses where Mark J. Dillman is enrolled with Medicare (CMS data updated 2026-10-02).
- 700 W Ave SLa Crosse, WI 54601 (608) 785‑0940
- 800 E Blackhawk AvePrairie Du Chien, WI 53821 (608) 326‑0808
- 800 W Ave SLa Crosse, WI 54601 (608) 785‑0940
Group practices
Medicare enrollment lists Mark J. Dillman as a member of this group (CMS data updated 2026-10-02).
- Mayo Clinic Health System-Southwest Wisconsin Region Inc534 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in La Crosse
Clinicians with the same Medicare primary specialty in La Crosse, WI — not a recommendation.
Clinician information
| Graduation year | 2023 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1851081921 |
| 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