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Physical Medicine and Rehabilitation

Rebecca Bierden, MD

Sees patients in Johnstown, CO · Colorado

Summary

Dr. Rebecca Bierden, MD is a rehabilitation doctor at 4401 Union St, Johnstown, CO 80534. Phone: (970) 619-3400. Accepts Medicare assignment. In 2024, Rebecca Bierden had 132 Original Medicare patients and 186 services. NPI 1003010802. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Rehabilitation doctor (Medicare lists Physical Medicine and Rehabilitation)
  • Address: 4401 Union St, Johnstown, CO 80534 · Directions
  • Phone: (970) 619‑3400
  • Medicare: Accepts Medicare assignment
  • Medical school: graduated 2006 (20 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Rebecca Bierden, 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 Rebecca Bierden accept Medicare assignment?
Yes. Medicare's clinician data says Rebecca Bierden 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 Rebecca Bierden see?
In 2024, CMS data shows 132 Original Medicare patients and 186 services for Rebecca Bierden. This counts Original Medicare only and measures volume, not quality.
What is Rebecca Bierden's NPI number?
1003010802. 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 Rebecca Bierden, 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 patients132
Services billed to Medicare186
Different services or procedures4
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)170 services
  2. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)11 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%
  • Arthritis72%
  • Depression48%
  • Ischemic heart disease40%
  • Anxiety40%

Practice locations

Addresses where Rebecca Bierden is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Physical Medicine and Rehabilitation doctors in Colorado →

Other rehabilitation doctors in Colorado

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

All rehabilitation doctors in Colorado →

Clinician information

CredentialMD
Graduation year2006 (20 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1003010802
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians