Doctor profile · Federal record

Dr. Christopher Diem, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Certified Registered Nurse Anesthetist · Greenwood Village, CO

  • NPI 1134511512
  • Accepts Medicare
  • MIPS 81.0 / 100 · 2023
  • 12 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8000 E Maplewood Ave Ste 200
Greenwood Village, CO 801114727
(303) 785-4700
fax (720) 439-9500

Credentials & registration

NPPES · NUCC
NPI registered
February 2015 — 11 yrs on file
Profile last updated
October 25, 2018
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
367500000X — NUCC code
State licenses (2)
Colorado #APN.0993912 · Maryland #99999999999999999999
Medicaid
CO #1134511512

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134511512. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
16
Distinct HCPCS
1
Medicare allowed
$1,367
HCPCS Description Services Patients Avg allowed
00812 Anesthesia for exam of colon using an endoscope 16 16 $85

In context: peer comparison

Among 22 peers in this city , average services per provider: 27. This provider delivers 0.6× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Diem's medical specialty?
Dr. Christopher Diem practices Certified Registered Nurse Anesthetist in Greenwood Village, CO.
Where does Dr. Christopher Diem practice?
Dr. Christopher Diem practices at 8000 E Maplewood Ave Ste 200, Greenwood Village, CO 801114727. Office phone: 3037854700.
What is Dr. Christopher Diem's NPI?
Dr. Christopher Diem's National Provider Identifier (NPI) is 1134511512, issued by NPPES.
Does Dr. Christopher Diem accept Medicare assignment?
Yes. Dr. Christopher Diem accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Diem commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for exam of colon using an endoscope (HCPCS 00812). Source: CMS Medicare Physician & Other Practitioners file.