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Internal Medicine

Kathleen Weiss, MD

Works at hospitals in Littleton, CO · Colorado

Summary

Kathleen Weiss, MD (Internal Medicine) is listed by Medicare at 1 hospital in Littleton, CO. NPI 1104077585. 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 Kathleen Weiss, 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

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
18Years since medical school (graduated 2008)
University Of Utah School Of MedicineMedical school
FemaleGender (as listed)
Optumcare Colorado Medical Group LLCGroup practice

Quick answers

Which hospitals does Kathleen Weiss work at?
Medicare's official clinician data lists Kathleen Weiss at 1 hospital: AdventHealth Littleton. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Kathleen Weiss see patients?
Medicare's clinician data lists 2 practice locations, including Colorado Springs, CO. Call before your visit to confirm the address.
What is Kathleen Weiss's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Kathleen Weiss accept Medicare assignment?
Yes. Medicare's clinician data says Kathleen Weiss 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.
Does Kathleen Weiss offer telehealth?
Medicare's clinician data says Kathleen Weiss offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Kathleen Weiss?
(719) 635-5148, as listed in official Medicare / NPI Registry data.
What is Kathleen Weiss's NPI number?
1104077585. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Kathleen Weiss works

Medicare's Facility Affiliation Data lists Kathleen Weiss 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 Kathleen Weiss is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Kathleen Weiss as a member of this group (CMS data updated 2026-10-02).

  • Optumcare Colorado Medical Group LLC182 clinicians in the group

Specialties

Find other Internal Medicine doctors in Colorado →

Other internal medicine doctors in Colorado Springs

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

All internal medicine doctors in Colorado Springs →

Clinician information

CredentialMD
Medical schoolUniversity Of Utah School Of Medicine
Graduation year2008
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1104077585
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