Doctor profile · Federal record

Dr. Michelle Klem, M.D.

Radiation Oncology Physician (CMS: Radiation Oncology) · Hematology & Oncology Physician · Hematology & Oncology Physician · Denver, CO

  • NPI 1790989556
  • Accepts Medicare
  • 26 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1375 E 19Th Ave
Denver, CO 802181114
(303) 338-4545
Mailing address
10350 E Dakota Ave
Denver, CO 802471314

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
June 2, 2021
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
2085R0001X — NUCC code
State licenses (3)
Colorado #0045970 · Colorado #45970 · New York #228519
Medicaid
CO #97053058

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790989556. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
11
Distinct HCPCS
1
Medicare allowed
$1,475
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 11 11 $134

In context: peer comparison

Among 5 peers in this city , average services per provider: 128. This provider delivers 0.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$34
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 1 $33.98

By nature of payment

Food and Beverage
$34

Frequently asked questions

Auto-generated from federal data
What is Dr. Michelle Klem's medical specialty?
Dr. Michelle Klem practices Radiation Oncology Physician in Denver, CO.
Where does Dr. Michelle Klem practice?
Dr. Michelle Klem practices at 1375 E 19Th Ave, Denver, CO 802181114. Office phone: 3033384545.
What is Dr. Michelle Klem's NPI?
Dr. Michelle Klem's National Provider Identifier (NPI) is 1790989556, issued by NPPES.
Does Dr. Michelle Klem accept Medicare assignment?
Yes. Dr. Michelle Klem accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michelle Klem commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.