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Obstetrics/Gynecology

Carol L. Watson Leone, MD

Works at hospitals in New Britain, CT · Connecticut

Summary

Dr. Carol L. Watson Leone, MD is an OB-GYN at 100 Grand St, New Britain, CT 06052. Phone: (864) 908-3530. Accepts Medicare assignment. In 2024, Carol L. Watson Leone had 30 Original Medicare patients and 58 services. NPI 1578654976. 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: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 100 Grand St, New Britain, CT 06052 · Directions (1 more location)
  • Phone: (864) 908‑3530
  • Medicare: Accepts Medicare assignment
  • Hospital: The Hospital of Central Connecticut
  • Group practice: Starling Physicians, PLLC (+1 more)
  • Medical school: Albany Medical College Of Union University · graduated 2000 (26 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Carol L. Watson Leone, 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 Carol L. Watson Leone accept Medicare assignment?
Yes. Medicare's clinician data says Carol L. Watson Leone 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 Carol L. Watson Leone see?
In 2024, CMS data shows 30 Original Medicare patients and 58 services for Carol L. Watson Leone. This counts Original Medicare only and measures volume, not quality.
What is Carol L. Watson Leone's NPI number?
1578654976. 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 Carol L. Watson Leone, 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 patients30
Services billed to Medicare58
Different services or procedures10
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)22 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 cholesterol73%
  • High blood pressure60%
  • Arthritis57%
  • Anxiety37%

Hospitals where Carol L. Watson Leone works

Medicare's Facility Affiliation Data lists Carol L. Watson Leone 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 Carol L. Watson Leone is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Carol L. Watson Leone as a member of these groups (CMS data updated October 2, 2026).

  • Starling Physicians, PLLC283 clinicians in the group
  • Obhg Connecticut PC7 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in Connecticut →

Other OB-GYNs in New Britain

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

All OB-GYNs in New Britain →

Other clinicians in Starling Physicians, PLLC

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

Clinician information

CredentialMD
Medical schoolAlbany Medical College Of Union University
Graduation year2000 (26 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1578654976
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