Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Janice A. Oliveri, MD

Works at hospitals in Farmington, CT · Connecticut

Summary

Dr. Janice A. Oliveri, MD is an internal medicine doctor at 263 Farmington Ave, Farmington, CT 06030. Phone: (860) 679-3692. Accepts Medicare assignment. In 2024, Janice A. Oliveri had 123 Original Medicare patients and 525 services. NPI 1578549028. 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: 263 Farmington Ave, Farmington, CT 06030 · Directions
  • Phone: (860) 679‑3692
  • Medicare: Accepts Medicare assignment
  • Hospital: John Dempsey Hospital of the University of Connect
  • Group practice: University of Connecticut Health Center
  • Medical school: University Of North Carolina At Chapel Hill School Of Medicine · graduated 1992 (34 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Janice A. Oliveri, 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 Janice A. Oliveri accept Medicare assignment?
Yes. Medicare's clinician data says Janice A. Oliveri 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 Janice A. Oliveri see?
In 2024, CMS data shows 123 Original Medicare patients and 525 services for Janice A. Oliveri. This counts Original Medicare only and measures volume, not quality.
What is Janice A. Oliveri's NPI number?
1578549028. 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 Janice A. Oliveri, 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 patients123
Services billed to Medicare525
Different services or procedures32
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)109 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)50 services
  3. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)47 services
  4. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)36 services
  5. Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use (90677)26 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 blood pressure71%
  • High cholesterol59%
  • Arthritis43%
  • Anxiety23%
  • Diabetes22%
  • Osteoporosis17%

Hospitals where Janice A. Oliveri works

Medicare's Facility Affiliation Data lists Janice A. Oliveri 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 Janice A. Oliveri is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Janice A. Oliveri as a member of this group (CMS data updated October 2, 2026).

  • University of Connecticut Health Center639 clinicians in the group

Specialties

Find other Internal Medicine doctors in Connecticut →

Other internal medicine doctors in Farmington

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

All internal medicine doctors in Farmington →

Other clinicians in University of Connecticut Health Center

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

Clinician information

CredentialMD
Medical schoolUniversity Of North Carolina At Chapel Hill School Of Medicine
Graduation year1992 (34 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1578549028
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