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Interventional Cardiology

Juan Weksler, MD

Works at hospitals in Castle Rock, CO · Littleton, CO · Parker, CO … · Colorado

Summary

Dr. Juan Weksler, MD is an interventional cardiologist at 1000 Southpark Dr, Littleton, CO 80120. Phone: (303) 744-1065. Accepts Medicare assignment. In 2024, Juan Weksler had 121 Original Medicare patients and 265 services. NPI 1316919723. 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: Interventional cardiologist (Medicare lists Interventional Cardiology)
  • Address: 1000 Southpark Dr, Littleton, CO 80120 · Directions (10 more locations)
  • Phone: (303) 744‑1065
  • Medicare: Accepts Medicare assignment
  • Hospitals: AdventHealth Castle Rock, AdventHealth Littleton, AdventHealth Parker and 2 more
  • Group practice: Portercare Adventist Health System
  • Medical school: Texas A & M University System, Hsc, College Of Medicine · graduated 1994 (32 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Juan Weksler, 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 Juan Weksler accept Medicare assignment?
Yes. Medicare's clinician data says Juan Weksler 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 Juan Weksler see?
In 2024, CMS data shows 121 Original Medicare patients and 265 services for Juan Weksler. This counts Original Medicare only and measures volume, not quality.
What is Juan Weksler's NPI number?
1316919723. 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 Juan Weksler, 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 patients121
Services billed to Medicare265
Different services or procedures41
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes (99152)38 services
  2. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)31 services
  3. Insertion of tube in coronary artery for diagnosis with review by radiologist (93454)26 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)20 services
  5. Insertion of stents with balloon dilation of coronary artery or branch, single artery or branch (92928)19 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%
  • Ischemic heart disease61%
  • Arthritis53%
  • Diabetes36%
  • Chronic kidney disease31%

Hospitals where Juan Weksler works

Medicare's Facility Affiliation Data lists Juan Weksler 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.

  • AdventHealth Castle RockCastle Rock, CO · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 060125
  • AdventHealth LittletonLittleton, CO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 060113
  • AdventHealth ParkerParker, CO · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 060114
  • AdventHealth PorterDenver, CO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 060064
  • Hca-Healthone dba Swedish Medical CenterEnglewood, CO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 060034

Practice locations

Addresses where Juan Weksler is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 11; the Medicare profile lists all.

Group practices

Medicare enrollment lists Juan Weksler as a member of this group (CMS data updated October 2, 2026).

  • Portercare Adventist Health System774 clinicians in the group

Specialties

Find other Interventional Cardiology doctors in Colorado →

Other interventional cardiologists in Littleton

Clinicians with the same Medicare primary specialty in Littleton, CO — not a recommendation.

All interventional cardiologists in Littleton →

Other clinicians in Portercare Adventist Health System

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

Clinician information

CredentialMD
Medical schoolTexas A & M University System, Hsc, College Of Medicine
Graduation year1994 (32 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1316919723
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