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Diagnostic Radiology

Anthony F. Posteraro Iii, MD

Works at hospitals in Farmington, CT · Connecticut

Summary

Dr. Anthony F. Posteraro Iii, MD is a radiologist at 114 Woodland St, Hartford, CT 06105. Phone: (860) 969-6400. Accepts Medicare assignment. In 2024, Anthony F. Posteraro Iii had 1,717 Original Medicare patients and 41,463 services. NPI 1609862853. 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: Radiologist (Medicare lists Diagnostic Radiology)
  • Address: 114 Woodland St, Hartford, CT 06105 · Directions (6 more locations)
  • Phone: (860) 969‑6400
  • Medicare: Accepts Medicare assignment
  • Hospital: John Dempsey Hospital of the University of Connect
  • Group practice: University of Connecticut Health Center (+2 more)
  • Medical school: University Of Connecticut School Of Medicine · graduated 1999 (27 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Anthony F. Posteraro Iii, 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 Anthony F. Posteraro Iii accept Medicare assignment?
Yes. Medicare's clinician data says Anthony F. Posteraro Iii 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 Anthony F. Posteraro Iii see?
In 2024, CMS data shows 1,717 Original Medicare patients and 41,463 services for Anthony F. Posteraro Iii. This counts Original Medicare only and measures volume, not quality.
What is Anthony F. Posteraro Iii's NPI number?
1609862853. 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 Anthony F. Posteraro Iii, 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 patients1,717
Services billed to Medicare41,463
Different services or procedures148
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Injection, gadoterate meglumine, 0.1 ml (A9575)30,335 services
  2. Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)8,485 services
  3. X-ray of chest, 1 view (71045)275 services
  4. Ct scan head or brain without contrast (70450)166 services
  5. Ct scan of abdomen and pelvis with contrast (74177)126 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 pressure75%
  • High cholesterol75%
  • Arthritis56%
  • Ischemic heart disease42%
  • Anxiety36%
  • Chronic kidney disease35%

Hospitals where Anthony F. Posteraro Iii works

Medicare's Facility Affiliation Data lists Anthony F. Posteraro Iii 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 Anthony F. Posteraro Iii is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.

Group practices

Medicare enrollment lists Anthony F. Posteraro Iii as a member of these groups (CMS data updated October 2, 2026).

  • University of Connecticut Health Center639 clinicians in the group
  • Radiology Associates of Hartford PLLC14 clinicians in the group
  • Rocky Hill Imaging Center LLC13 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Connecticut →

Other radiologists in Hartford

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

All radiologists in Hartford →

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 Connecticut School Of Medicine
Graduation year1999 (27 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1609862853
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