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

Cardiovascular Disease (Cardiology)

Kevin K. Lenhart, MD

Works at hospitals in Derby, CT · Bridgeport, CT · Connecticut

Summary

Dr. Kevin K. Lenhart, MD is a cardiologist at 1952 Whitney Ave, Suite 4, Hamden, CT 06517. Phone: (203) 867-5300. Accepts Medicare assignment. In 2024, Kevin K. Lenhart had 481 Original Medicare patients and 1,190 services. NPI 1417956012. 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: Cardiologist (Medicare lists Cardiovascular Disease (Cardiology))
  • Address: 1952 Whitney Ave, Suite 4, Hamden, CT 06517 · Directions (1 more location)
  • Phone: (203) 867‑5300
  • Medicare: Accepts Medicare assignment
  • Hospitals: Griffin Hospital, St Vincent's Medical Center
  • Group practice: Hartford Healthcare Medical Group Specialists PLLC
  • Medical school: graduated 1983 (43 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Kevin K. Lenhart, 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 Kevin K. Lenhart accept Medicare assignment?
Yes. Medicare's clinician data says Kevin K. Lenhart 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 Kevin K. Lenhart see?
In 2024, CMS data shows 481 Original Medicare patients and 1,190 services for Kevin K. Lenhart. This counts Original Medicare only and measures volume, not quality.
What is Kevin K. Lenhart's NPI number?
1417956012. 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 Kevin K. Lenhart, 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 patients481
Services billed to Medicare1,190
Different services or procedures19
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)279 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)244 services
  3. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)239 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)223 services
  5. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)33 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%
  • Arthritis50%
  • Ischemic heart disease43%
  • Diabetes36%
  • Anxiety34%

Hospitals where Kevin K. Lenhart works

Medicare's Facility Affiliation Data lists Kevin K. Lenhart 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.

  • Griffin HospitalDerby, CT · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 070031
  • St Vincent's Medical CenterBridgeport, CT · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 070028

Practice locations

Addresses where Kevin K. Lenhart is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kevin K. Lenhart as a member of this group (CMS data updated October 2, 2026).

  • Hartford Healthcare Medical Group Specialists PLLC1,588 clinicians in the group

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in Connecticut →

Other cardiologists in Hamden

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

All cardiologists in Hamden →

Other clinicians in Hartford Healthcare Medical Group Specialists PLLC

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

Clinician information

CredentialMD
Graduation year1983 (43 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1417956012
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