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Internal Medicine

Melissa Y. Allan, MD

Works at hospitals in Stoughton, WI · Madison, WI · Wisconsin

Summary

Melissa Y. Allan, MD (Internal Medicine) is listed by Medicare at 3 hospitals in Stoughton, WI and Madison, WI. NPI 1043257348. 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 Melissa Y. Allan, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
29Years since medical school (graduated 1997)
University Of Wisconsin School Of MedicineMedical school
FemaleGender (as listed)
University of Wisconsin Medical Foundation IncGroup practice

Quick answers

Which hospitals does Melissa Y. Allan work at?
Medicare's official clinician data lists Melissa Y. Allan at 3 hospitals: Stoughton Hospital, UnityPoint Health - Meriter and University of WI Hospitals & Clinics Authority. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Melissa Y. Allan see patients?
Medicare's clinician data lists 1 practice location in Madison, WI. Call before your visit to confirm the address.
What is Melissa Y. Allan's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Melissa Y. Allan accept Medicare assignment?
Yes. Medicare's clinician data says Melissa Y. Allan 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 Melissa Y. Allan offer telehealth?
Medicare's clinician data says Melissa Y. Allan offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Melissa Y. Allan?
(608) 274-1100, as listed in official Medicare / NPI Registry data.
What is Melissa Y. Allan's NPI number?
1043257348. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Melissa Y. Allan works

Medicare's Facility Affiliation Data lists Melissa Y. Allan 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 Melissa Y. Allan is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Melissa Y. Allan as a member of this group (CMS data updated 2026-10-02).

  • University of Wisconsin Medical Foundation Inc2,553 clinicians in the group

Specialties

Find other Internal Medicine doctors in Wisconsin →

Other internal medicine doctors in Madison

Clinicians with the same Medicare primary specialty in Madison, WI — not a recommendation.

All internal medicine doctors in Madison →

Clinician information

CredentialMD
Medical schoolUniversity Of Wisconsin School Of Medicine
Graduation year1997
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1043257348
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