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Internal Medicine

Pamela R. Havlen, MD

Works at hospitals in Denver, CO · Colorado

Summary

Dr. Pamela R. Havlen, MD is an internal medicine doctor at 1601 E 19th Ave, Suite 6000, Denver, CO 80218. Phone: (303) 861-7001. Accepts Medicare assignment. In 2024, Pamela R. Havlen had 241 Original Medicare patients and 1,001 services. NPI 1255490801. 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: 1601 E 19th Ave, Suite 6000, Denver, CO 80218 · Directions
  • Phone: (303) 861‑7001
  • Medicare: Accepts Medicare assignment
  • Hospitals: HCA HealthOne Presbyterian St. Lukes, HCA HealthONE Rose
  • Group practice: HealthONE Clinic Services - Primary Care LLC
  • Medical school: University Of Texas Medical Branch At Galveston · graduated 1999 (27 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Pamela R. Havlen, 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 Pamela R. Havlen accept Medicare assignment?
Yes. Medicare's clinician data says Pamela R. Havlen 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 Pamela R. Havlen see?
In 2024, CMS data shows 241 Original Medicare patients and 1,001 services for Pamela R. Havlen. This counts Original Medicare only and measures volume, not quality.
What is Pamela R. Havlen's NPI number?
1255490801. 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 Pamela R. Havlen, 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 patients241
Services billed to Medicare1,001
Different services or procedures37
Participating Medicare providerYes
Average age of these patients74

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)315 services
  2. 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)227 services
  3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)137 services
  4. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)47 services
  5. Hemoglobin a1c level (83036)34 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 cholesterol66%
  • High blood pressure59%
  • Arthritis43%
  • Osteoporosis21%
  • Depression19%
  • Ischemic heart disease18%

Hospitals where Pamela R. Havlen works

Medicare's Facility Affiliation Data lists Pamela R. Havlen 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 Pamela R. Havlen is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Pamela R. Havlen as a member of this group (CMS data updated October 2, 2026).

  • HealthONE Clinic Services - Primary Care LLC45 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 HealthONE Clinic Services - Primary Care LLC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Texas Medical Branch At Galveston
Graduation year1999 (27 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1255490801
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