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Internal Medicine

Nziavake Masimasi, MD

Sees patients in Baltimore, MD · Owings Mills, MD · Maryland

Summary

Dr. Nziavake Masimasi, MD is an internal medicine doctor at 419 W Redwood St, Baltimore, MD 21201. Phone: (410) 328-5196. Accepts Medicare assignment. NPI 1366457160. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 419 W Redwood St, Baltimore, MD 21201 · Directions (1 more location)
  • Phone: (410) 328‑5196
  • Medicare: Accepts Medicare assignment
  • Group practice: University of Maryland Physicians PA
  • Medical school: University Of Alabama School Of Medicine · graduated 2003 (23 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Nziavake Masimasi, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Nziavake Masimasi accept Medicare assignment?
Yes. Medicare's clinician data says Nziavake Masimasi accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Nziavake Masimasi's NPI number?
1366457160. 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 Nziavake Masimasi is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Nziavake Masimasi as a member of this group (CMS data updated October 2, 2026).

  • University of Maryland Physicians PA404 clinicians in the group

Specialties

Find other Internal Medicine doctors in Maryland →

Other internal medicine doctors in Baltimore

Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.

All internal medicine doctors in Baltimore →

Other clinicians in University of Maryland Physicians PA

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolUniversity Of Alabama School Of Medicine
Graduation year2003 (23 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1366457160
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 October 2, 2026, retrieved October 29, 2026
  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