Quick answers
- Which hospitals does John D. Welander work at?
- Medicare's official clinician data lists John D. Welander at 2 hospitals: Mahaska Health Partnership and Pella Regional Health Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John D. Welander see patients?
- Medicare's clinician data lists 3 practice locations, including Pella, IA and Ottumwa, IA. Call before your visit to confirm the address.
- What is John D. Welander's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does John D. Welander accept Medicare assignment?
- Yes. Medicare's clinician data says John D. Welander 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 John D. Welander?
- (641) 628-3832, as listed in official Medicare / NPI Registry data.
- What is John D. Welander's NPI number?
- 1245466515. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John D. Welander works
Medicare's Facility Affiliation Data lists John D. Welander at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mahaska Health PartnershipOskaloosa, IA · Critical Access Hospital · CCN 161379
- Pella Regional Health CenterPella, IA · Critical Access Hospital · CCN 161367
Practice locations
Addresses where John D. Welander is enrolled with Medicare (CMS data updated 2026-10-02).
- 404 Jefferson StPella, IA 50219
- 405 Monroe StPella, IA 50219 (641) 628‑3832
- 920 N Quincy AveOttumwa, IA 52501 (641) 954‑8085
Group practices
Medicare enrollment lists John D. Welander as a member of this group (CMS data updated 2026-10-02).
- Pella Regional Health Center98 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons 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 | 2009 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245466515 |
| 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