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Internal Medicine

Shawn G. Leslie, MD

Works at hospitals in Meadville, PA · Titusville, PA · Pennsylvania

Summary

Dr. Shawn G. Leslie, MD is an internal medicine doctor at 339 W Spring St, Titusville, PA 16354. Phone: (814) 827-9675. Accepts Medicare assignment. In 2024, Shawn G. Leslie had 239 Original Medicare patients and 335 services. NPI 1659534196. 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: 339 W Spring St, Titusville, PA 16354 · Directions (1 more location)
  • Phone: (814) 827‑9675
  • Medicare: Accepts Medicare assignment
  • Hospitals: Meadville Medical Center, Titusville Area Hospital
  • Group practice: Titusville Area Hospital
  • Medical school: Temple University School Of Medicine · graduated 2008 (18 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Shawn G. Leslie, 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 Shawn G. Leslie accept Medicare assignment?
Yes. Medicare's clinician data says Shawn G. Leslie 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 Shawn G. Leslie see?
In 2024, CMS data shows 239 Original Medicare patients and 335 services for Shawn G. Leslie. This counts Original Medicare only and measures volume, not quality.
What is Shawn G. Leslie's NPI number?
1659534196. 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 Shawn G. Leslie, 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 patients239
Services billed to Medicare335
Different services or procedures8
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)164 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)71 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)35 services
  4. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)26 services
  5. Hospital discharge day management, more than 30 minutes (99239)20 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%
  • Arthritis53%
  • Heart failure52%
  • Ischemic heart disease51%
  • Chronic kidney disease46%

Hospitals where Shawn G. Leslie works

Medicare's Facility Affiliation Data lists Shawn G. Leslie 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.

  • Meadville Medical CenterMeadville, PA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 390113
  • Titusville Area HospitalTitusville, PA · Critical Access Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 391314

Practice locations

Addresses where Shawn G. Leslie is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Shawn G. Leslie as a member of this group (CMS data updated October 2, 2026).

  • Titusville Area Hospital81 clinicians in the group

Specialties

Find other Internal Medicine doctors in Pennsylvania →

Other internal medicine doctors in Pennsylvania

Clinicians with the same Medicare primary specialty in Pennsylvania — not a recommendation.

All internal medicine doctors in Pennsylvania →

Other clinicians in Titusville Area Hospital

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

Clinician information

CredentialMD
Medical schoolTemple University School Of Medicine
Graduation year2008 (18 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1659534196
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