Doctor profile · Federal record

Dr. Marguerite O'Farrell, M.D.

Emergency Medicine Physician · Emergency Medicine Physician · Englewood, CO

  • NPI 1407090251
  • MIPS 88.1 / 100 · 2023
  • 17 yrs on file
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
501 E Hampden Ave
Englewood, CO 801132702
(303) 788-5000
Mailing address
5600 S Quebec St, #312 A
Greenwood Village, CO 801112207

Credentials & registration

NPPES · NUCC
NPI registered
April 2009 — 17 yrs on file
Profile last updated
December 29, 2016
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Florida #ME113502 · Colorado #DR. 0057859
Medicaid
FL #0059699-00

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407090251. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
102
Distinct HCPCS
2
Medicare allowed
$14,324
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 66 64 $122
99285 Emergency department visit with high level of medical decision making 36 36 $174

In context: peer comparison

Among 15 peers in this city , average services per provider: 77. This provider delivers 1.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Marguerite O'Farrell's medical specialty?
Dr. Marguerite O'Farrell practices Emergency Medicine Physician in Englewood, CO.
Where does Dr. Marguerite O'Farrell practice?
Dr. Marguerite O'Farrell practices at 501 E Hampden Ave, Englewood, CO 801132702. Office phone: 3037885000.
What is Dr. Marguerite O'Farrell's NPI?
Dr. Marguerite O'Farrell's National Provider Identifier (NPI) is 1407090251, issued by NPPES.
What procedures does Dr. Marguerite O'Farrell commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.