Quick answers
- Which hospitals does Mark K. Janes work at?
- Medicare's official clinician data lists Mark K. Janes at 1 hospital: MercyOne Dubuque Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark K. Janes see patients?
- Medicare's clinician data lists 2 practice locations, including Dubuque, IA and Platteville, WI. Call before your visit to confirm the address.
- What is Mark K. Janes's specialty?
- Medicare lists Pulmonary Disease as the primary specialty.
- Does Mark K. Janes accept Medicare assignment?
- Yes. Medicare's clinician data says Mark K. Janes 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 Mark K. Janes?
- (563) 584-4100, as listed in official Medicare / NPI Registry data.
- What is Mark K. Janes's NPI number?
- 1144271826. 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 K. Janes works
Medicare's Facility Affiliation Data lists Mark K. Janes at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- MercyOne Dubuque Medical CenterDubuque, IA · Acute Care Hospital · CCN 160069
Practice locations
Addresses where Mark K. Janes is enrolled with Medicare (CMS data updated 2026-10-02).
- 1000 Langworthy StDubuque, IA 52001 (563) 584‑4100
- 1240 Big Jack RdPlatteville, WI 53818 (608) 348‑6266
Group practices
Medicare enrollment lists Mark K. Janes as a member of this group (CMS data updated 2026-10-02).
- Medical Associates Clinic P C233 clinicians in the group
Specialties
- Pulmonary Diseaseprimary
Other pulmonologists in Iowa
Clinicians with the same Medicare primary specialty in Iowa — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Creighton University School Of Medicine |
| Graduation year | 1990 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1144271826 |
| 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