1. Home
  2. Directory
  3. Colorado
  4. Denver
  5. Internal Medicine
  6. NPI Profile

DR. CATHERINE ELIZABETH KLEIN MD
NPI 1942276472
Internal Medicine - Hematology & Oncology in Denver, CO

Active since February 24, 2006PECOS EnrolledAccepts Medicare Assignment
97.58/100
CMS Quality Rating
1055 CLERMONT ST, 11B, DENVER, CO 80220(303) 399-8020(303) 393-5106 Get Directions Write a Review

NPPES record last updated: February 25, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Catherine Elizabeth Klein Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CATHERINE ELIZABETH KLEIN MD (NPI 1942276472) is an individual hematology & oncology provider in Denver, Colorado, licensed in Colorado (23625) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1977).

NPPES Registry Identity

NPI1942276472
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameDR. CATHERINE ELIZABETH KLEINCredential: MD
Location Address1055 CLERMONT ST, 11BDenver, CO 80220-3808
Mailing Address1055 Clermont St, 11bDenver, CO 80220-3808 · (303) 399-8020 · Fax (303) 393-5106
Phone(303) 399-8020
Fax(303) 393-5106
Sole ProprietorNo
Medical School CMSOtherGraduated 1977
Enumeration DateFebruary 24, 2006
Last NPPES UpdateFebruary 25, 2013
✔ NPI 1942276472 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in CO · 23625
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
1055 CLERMONT ST, Denver, CO 80220
Open in Google Maps ↗

Other Identifiers 3

Medicare UPINE91984
Medicaid01236256CO
Medicare ID-Type UnspecifiedF70826

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Catherine Elizabeth Klein Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4880652502
PECOS Enrollment IDI20041228000885
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80220 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$174.82 typical visit price
range $58.06 – $174.82
Typical copayment $43.70 (range $14.51 – $43.70)
Most-billed visit code 99205
Established Patient
$102.03 typical visit price
range $18.88 – $142.79
Typical copayment $25.50 (range $4.72 – $35.69)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

97.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality86.53
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

PAUL RYNECKI
Registered Nurse
1055 CLERMONT ST
DENVER, CO 80220
Denver County (303) 399-8020
DR. ERIN KATHLEEN POINDEXTER PHD
Psychologist
1055 CLERMONT ST
DENVER, CO 80220
Denver County (303) 399-8020
MARY J BUCKLEY NP
Nurse Practitioner (Family)
1055 CLERMONT ST
DENVER, CO 80220
Denver County (303) 724-0207
DR. STEVEN OBOLER M.D.
Specialist
1055 CLERMONT ST, 11B, AMBULATORY CARE
DENVER, CO 80220
Denver County (303) 399-8020
DR. SEAN MICHAEL BARNES PH.D.
Psychologist (Clinical)
1055 CLERMONT ST, MIRECC
DENVER, CO 80220
Denver County (303) 399-8020
DR. MATTHEW J COLVIN PHARM.D.
Pharmacist
1055 CLERMONT ST, PHARMACY DEPARTMENT
DENVER, CO 80220
Denver County (303) 399-8020
ROBERT M REVEILLE M.D.
Internal Medicine (Gastroenterology)
1055 CLERMONT ST
DENVER, CO 80220
Denver County (720) 848-0000
DR. BARBARA MARIE DAUSCH PH.D.
Marriage & Family Therapist
1055 CLERMONT ST
DENVER, CO 80220
Denver County (303) 399-8020

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Catherine Klein's NPI number?

The NPI number for Catherine Klein is 1942276472. It was assigned to this individual provider in the NPPES registry on February 24, 2006.

Where is Catherine Klein located?

Catherine Klein practices at 1055 Clermont St 11B, Denver, CO 80220. The listed phone number is (303) 399-8020.

What is Catherine Klein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Catherine Klein enrolled in Medicare?

Yes. Catherine Klein is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Catherine Klein accept?

Health plans from Medica and UnitedHealthcare list Catherine Klein as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Catherine Klein was last updated on February 25, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.