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Hematology/Oncology

Jonathan Weiss

Works at hospitals in Ann Arbor, MI · Michigan

Summary

Jonathan Weiss (Hematology/Oncology) is listed by Medicare at 1 hospital in Ann Arbor, MI. NPI 1295229458. 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 Jonathan Weiss, 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

Hematology/OncologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
8Years since medical school (graduated 2018)
Michigan State University College Of Human MedicineMedical school
MaleGender (as listed)
Regents of the University of MichiganGroup practice

Quick answers

Which hospitals does Jonathan Weiss work at?
Medicare's official clinician data lists Jonathan Weiss at 1 hospital: University of Michigan Health System. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jonathan Weiss see patients?
Medicare's clinician data lists 12 practice locations, including Ann Arbor, MI. Call before your visit to confirm the address.
What is Jonathan Weiss's specialty?
Medicare lists Hematology/Oncology as the primary specialty, and also Medical Oncology.
Does Jonathan Weiss accept Medicare assignment?
Yes. Medicare's clinician data says Jonathan Weiss 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 Jonathan Weiss offer telehealth?
Medicare's clinician data says Jonathan Weiss offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Jonathan Weiss?
(734) 936-5738, as listed in official Medicare / NPI Registry data.
What is Jonathan Weiss's NPI number?
1295229458. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jonathan Weiss works

Medicare's Facility Affiliation Data lists Jonathan Weiss 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 Jonathan Weiss is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 12; the Medicare profile lists all.

Group practices

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

  • Regents of the University of Michigan3,346 clinicians in the group

Specialties

Find other Hematology/Oncology doctors in Michigan →

Other hematologist-oncologists in Ann Arbor

Clinicians with the same Medicare primary specialty in Ann Arbor, MI — not a recommendation.

All hematologist-oncologists in Ann Arbor →

Clinician information

Medical schoolMichigan State University College Of Human Medicine
Graduation year2018
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1295229458
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