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Internal Medicine

Janelle Dennis, MD

Sees patients in Laurel, MD · Crofton, MD · Maryland

Summary

Janelle Dennis, MD (Internal Medicine) is enrolled with Medicare at 2 practice locations in Laurel, MD and Crofton, MD. NPI 1902182157. 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 Janelle Dennis, 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
19Years since medical school (graduated 2007)
Meharry Medical College School Of MedicineMedical school
FemaleGender (as listed)
Doctors First, LLCGroup practice

Quick answers

Where does Janelle Dennis see patients?
Medicare's clinician data lists 2 practice locations, including Laurel, MD and Crofton, MD. Call before your visit to confirm the address.
What is Janelle Dennis's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Janelle Dennis accept Medicare assignment?
Yes. Medicare's clinician data says Janelle Dennis 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.
What is the phone number for Janelle Dennis?
(301) 820-7204, as listed in official Medicare / NPI Registry data.
What is Janelle Dennis's NPI number?
1902182157. 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 Janelle Dennis is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Doctors First, LLC59 clinicians in the group

Specialties

Find other Internal Medicine doctors in Maryland →

Other internal medicine doctors in Laurel

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

All internal medicine doctors in Laurel →

Clinician information

CredentialMD
Medical schoolMeharry Medical College School Of Medicine
Graduation year2007
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1902182157
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