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Internal Medicine

Maria Cristofaro, MD

Works at hospitals in New Britain, CT · Connecticut

Summary

Dr. Maria Cristofaro, MD is an internal medicine doctor at 100 Grand St, New Britain, CT 06052. Phone: (860) 224-5011. Accepts Medicare assignment. In 2024, Maria Cristofaro had 131 Original Medicare patients and 163 services. NPI 1336251495. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 100 Grand St, New Britain, CT 06052 · Directions
  • Phone: (860) 224‑5011
  • Medicare: Accepts Medicare assignment
  • Hospital: The Hospital of Central Connecticut
  • Group practice: The Hospital of Central Connecticut at New Britain General and Bradley
  • Medical school: University Of Connecticut School Of Medicine · graduated 1991 (35 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Maria Cristofaro, 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 Maria Cristofaro accept Medicare assignment?
Yes. Medicare's clinician data says Maria Cristofaro 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.
How many Medicare patients does Maria Cristofaro see?
In 2024, CMS data shows 131 Original Medicare patients and 163 services for Maria Cristofaro. This counts Original Medicare only and measures volume, not quality.
What is Maria Cristofaro's NPI number?
1336251495. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Maria Cristofaro, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients131
Services billed to Medicare163
Different services or procedures16
Participating Medicare providerYes
Average age of these patients64

Most frequent services

  1. Emergency department visit with moderate level of medical decision making (99284)80 services
  2. Emergency department visit with high level of medical decision making (99285)51 services
  3. Emergency department visit with low level of medical decision making (99283)12 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol62%
  • High blood pressure60%
  • Arthritis46%
  • Anxiety39%
  • Diabetes31%
  • Depression28%

Hospitals where Maria Cristofaro works

Medicare's Facility Affiliation Data lists Maria Cristofaro at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Maria Cristofaro is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • The Hospital of Central Connecticut at New Britain General and Bradley399 clinicians in the group

Specialties

Find other Internal Medicine doctors in Connecticut →

Other internal medicine doctors in New Britain

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

All internal medicine doctors in New Britain →

Other clinicians in The Hospital of Central Connecticut at New Britain General and Bradley

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

Clinician information

CredentialMD
Medical schoolUniversity Of Connecticut School Of Medicine
Graduation year1991 (35 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1336251495
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians