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Hospitalist

Ricardo Ruiz, MD

Sees patients in Hartford, CT · Connecticut

Summary

Ricardo Ruiz, MD (Hospitalist) is enrolled with Medicare at 1 practice location in Hartford, CT. NPI 1487774840. 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 Ricardo Ruiz, 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

HospitalistPrimary specialty
YesAccepts Medicare assignment
38Years since medical school (graduated 1988)
Boston University School Of MedicineMedical school
MaleGender (as listed)
Charter Oak Health Center, IncGroup practice

Quick answers

Where does Ricardo Ruiz see patients?
Medicare's clinician data lists 1 practice location in Hartford, CT. Call before your visit to confirm the address.
What is Ricardo Ruiz's specialty?
Medicare lists Hospitalist as the primary specialty.
Does Ricardo Ruiz accept Medicare assignment?
Yes. Medicare's clinician data says Ricardo Ruiz 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 Ricardo Ruiz?
(860) 550-7500, as listed in official Medicare / NPI Registry data.
What is Ricardo Ruiz's NPI number?
1487774840. 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 Ricardo Ruiz is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Charter Oak Health Center, Inc34 clinicians in the group

Specialties

Find other Hospitalist doctors in Connecticut →

Other hospitalists in Hartford

Clinicians with the same Medicare primary specialty in Hartford, CT — not a recommendation.

All hospitalists in Hartford →

Clinician information

CredentialMD
Medical schoolBoston University School Of Medicine
Graduation year1988
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1487774840
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