Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Radiation Oncology

Melissa M. Joyner, MD

Sees patients in Houston, TX · Texas

Summary

Melissa M. Joyner, MD (Radiation Oncology) is enrolled with Medicare at 1 practice location in Houston, TX. NPI 1689856874. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Melissa M. Joyner, 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

Radiation OncologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
24Years since medical school (graduated 2002)
University Of Texas Medical School At San AntonioMedical school
FemaleGender (as listed)
Physicians Referral ServiceGroup practice

Quick answers

Where does Melissa M. Joyner see patients?
Medicare's clinician data lists 1 practice location in Houston, TX. Call before your visit to confirm the address.
What is Melissa M. Joyner's specialty?
Medicare lists Radiation Oncology as the primary specialty.
Does Melissa M. Joyner accept Medicare assignment?
Yes. Medicare's clinician data says Melissa M. Joyner 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 M. Joyner offer telehealth?
Medicare's clinician data says Melissa M. Joyner offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Melissa M. Joyner?
(713) 792-6127, as listed in official Medicare / NPI Registry data.
What is Melissa M. Joyner's NPI number?
1689856874. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Melissa M. Joyner is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Physicians Referral Service2,765 clinicians in the group

Specialties

Find other Radiation Oncology doctors in Texas →

Other radiation oncologists in Houston

Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.

All radiation oncologists in Houston →

Clinician information

CredentialMD
Medical schoolUniversity Of Texas Medical School At San Antonio
Graduation year2002
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1689856874
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians