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Internal Medicine

Mark C. Napoli, MD

Works at hospitals in Monroe, LA · Winnsboro, LA · West Monroe, LA … · Louisiana

Summary

Mark C. Napoli, MD (Internal Medicine) is listed by Medicare at 4 hospitals in Monroe, LA, Winnsboro, LA and West Monroe, LA and other places. NPI 1811984537. 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 Mark C. Napoli, 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)
Louisiana State University School Of Medicine In New OrleansMedical school
MaleGender (as listed)
St Francis Medical Center IncGroup practice (+1 more)

Quick answers

Which hospitals does Mark C. Napoli work at?
Medicare's official clinician data lists Mark C. Napoli at 4 hospitals: Fmol Health St Francis, Franklin Medical Center, Glenwood Regional Medical Center and Richland Parish Hospital-Delhi. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Mark C. Napoli see patients?
Medicare's clinician data lists 2 practice locations, including Monroe, LA. Call before your visit to confirm the address.
What is Mark C. Napoli's specialty?
Medicare lists Internal Medicine as the primary specialty, and also Cardiovascular Disease (Cardiology) and Interventional Cardiology.
Does Mark C. Napoli accept Medicare assignment?
Yes. Medicare's clinician data says Mark C. Napoli 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 Mark C. Napoli offer telehealth?
Medicare's clinician data says Mark C. Napoli offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Mark C. Napoli?
(318) 361-9900, as listed in official Medicare / NPI Registry data.
What is Mark C. Napoli's NPI number?
1811984537. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Mark C. Napoli works

Medicare's Facility Affiliation Data lists Mark C. Napoli 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 Mark C. Napoli is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Mark C. Napoli as a member of these groups (CMS data updated 2026-10-02).

  • St Francis Medical Center Inc9 clinicians in the group
  • Mark C Napoli MD Apmc3 clinicians in the group

Specialties

Find other Internal Medicine doctors in Louisiana →

Other internal medicine doctors in Monroe

Clinicians with the same Medicare primary specialty in Monroe, LA — not a recommendation.

All internal medicine doctors in Monroe →

Clinician information

CredentialMD
Medical schoolLouisiana State University School Of Medicine In New Orleans
Graduation year1997
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1811984537
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