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Internal Medicine

David L. Bolshoun, MD

Works at hospitals in Denver, CO · Aurora, CO · Colorado

Summary

Dr. David L. Bolshoun, MD is an internal medicine doctor at 6311 E 14th Ave, Denver, CO 80220. Phone: (303) 333-6434. Accepts Medicare assignment. In 2024, David L. Bolshoun had 253 Original Medicare patients and 1,661 services. NPI 1174618086. 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: 6311 E 14th Ave, Denver, CO 80220 · Directions
  • Phone: (303) 333‑6434
  • Medicare: Accepts Medicare assignment
  • Hospitals: HCA HealthONE Rose, University of Colorado Hospital Authority
  • Group practice: Alpine Medical Group Colorado PLLC
  • Medical school: University Of Colorado School Of Medicine, Denver · graduated 1995 (31 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 David L. Bolshoun, 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 David L. Bolshoun accept Medicare assignment?
Yes. Medicare's clinician data says David L. Bolshoun 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 David L. Bolshoun see?
In 2024, CMS data shows 253 Original Medicare patients and 1,661 services for David L. Bolshoun. This counts Original Medicare only and measures volume, not quality.
What is David L. Bolshoun's NPI number?
1174618086. 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 David L. Bolshoun, 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 patients253
Services billed to Medicare1,661
Different services or procedures54
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)330 services
  2. Insertion of needle into vein for collection of blood sample (36415)156 services
  3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)151 services
  4. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)143 services
  5. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)111 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 pressure64%
  • High cholesterol60%
  • Arthritis36%
  • Osteoporosis28%
  • Ischemic heart disease24%
  • Chronic kidney disease20%

Hospitals where David L. Bolshoun works

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

Group practices

Medicare enrollment lists David L. Bolshoun as a member of this group (CMS data updated October 2, 2026).

  • Alpine Medical Group Colorado PLLC96 clinicians in the group

Specialties

Find other Internal Medicine doctors in Colorado →

Other internal medicine doctors in Denver

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

All internal medicine doctors in Denver →

Other clinicians in Alpine Medical Group Colorado PLLC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Colorado School Of Medicine, Denver
Graduation year1995 (31 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1174618086
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