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Diagnostic Radiology

Paul Hsieh, MD

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

Summary

Paul Hsieh, MD (Diagnostic Radiology) is listed by Medicare at 5 hospitals in Castle Rock, CO, Littleton, CO and Greeley, CO and other places. NPI 1861453789. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Paul Hsieh, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Diagnostic RadiologyPrimary specialty
YesAccepts Medicare assignment
37Years since medical school (graduated 1989)
University Of Michigan Medical SchoolMedical school
MaleGender (as listed)
Orthopedic Centers of Colorado LLCGroup practice (+5 more)

Quick answers

Which hospitals does Paul Hsieh work at?
Medicare's official clinician data lists Paul Hsieh at 5 hospitals: AdventHealth Castle Rock, AdventHealth Littleton, Banner North Colorado Medical Center, Intermountain Health Lutheran Hospital and Pagosa Springs Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Paul Hsieh see patients?
Medicare's clinician data lists 17 practice locations, including Lone Tree, CO, Englewood, CO and Denver, CO. Call before your visit to confirm the address.
What is Paul Hsieh's specialty?
Medicare lists Diagnostic Radiology as the primary specialty.
Does Paul Hsieh accept Medicare assignment?
Yes. Medicare's clinician data says Paul Hsieh accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Paul Hsieh?
(720) 493-3564, as listed in official Medicare / NPI Registry data.
What is Paul Hsieh's NPI number?
1861453789. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Paul Hsieh works

Medicare's Facility Affiliation Data lists Paul Hsieh at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Paul Hsieh is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 17; the Medicare profile lists all.

Group practices

Medicare enrollment lists Paul Hsieh as a member of these groups (CMS data updated 2026-10-02).

  • Orthopedic Centers of Colorado LLC324 clinicians in the group
  • UCHealth Imaging Services LLC258 clinicians in the group
  • National Jewish Health247 clinicians in the group
  • Radiology Imaging Associates PC149 clinicians in the group
  • Medical Imaging of Colorado Radiology Imaging Assc PC Etal PT127 clinicians in the group
  • Hawaii Radiologic Associates Ltd89 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in Colorado →

Other radiologists in Lone Tree

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

All radiologists in Lone Tree →

Clinician information

CredentialMD
Medical schoolUniversity Of Michigan Medical School
Graduation year1989
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1861453789
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  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