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Medical Oncology

John Maul, MD

Works at hospitals in Milwaukee, WI · Huntington, IN · Fort Wayne, IN … · Wisconsin, Indiana

Summary

John Maul, MD (Medical Oncology) is listed by Medicare at 5 hospitals in Milwaukee, WI, Huntington, IN and Fort Wayne, IN and other places. NPI 1326014382. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about John Maul, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Medical OncologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
27Years since medical school (graduated 1999)
Medical College Of WisconsinMedical school
MaleGender (as listed)
Parkview Health System IncGroup practice

Quick answers

Which hospitals does John Maul work at?
Medicare's official clinician data lists John Maul at 5 hospitals: Aurora St Lukes Medical Center, Parkview Huntington Hospital, Parkview Regional Medical Center, Parkview Wabash Hospital, Inc and Parkview Whitley Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does John Maul see patients?
Medicare's clinician data lists 1 practice location in Albion, IN. Call before your visit to confirm the address.
What is John Maul's specialty?
Medicare lists Medical Oncology as the primary specialty.
Does John Maul accept Medicare assignment?
Yes. Medicare's clinician data says John Maul 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 John Maul offer telehealth?
Medicare's clinician data says John Maul offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for John Maul?
(260) 373-9590, as listed in official Medicare / NPI Registry data.
What is John Maul's NPI number?
1326014382. 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 Maul works

Medicare's Facility Affiliation Data lists John Maul at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where John Maul is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists John Maul as a member of this group (CMS data updated 2026-10-02).

  • Parkview Health System Inc1,377 clinicians in the group

Specialties

Find other Medical Oncology doctors in Indiana →

Other oncologists in Indiana

Clinicians with the same Medicare primary specialty in Indiana — not a recommendation.

All oncologists in Indiana →

Clinician information

CredentialMD
Medical schoolMedical College Of Wisconsin
Graduation year1999
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1326014382
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians