Doctor profile · Federal record

Dr. GRETCHEN AHRENDT, MD

Surgery Physician (CMS: GENERAL SURGERY) · Surgery Physician · AURORA, CO

  • NPI 1396802500
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 36 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
12605 E 16TH AVE
AURORA, CO 800452545
(720) 848-0000
Additional location
11700 W 2nd Pl, MOB 2 Ste 210
Lakewood, CO 802281716
(720) 321-8080
fax (720) 321-8081
Mailing address
PO BOX 110429
AURORA, CO 800420429

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
September 10, 2024
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
208600000X — NUCC code
State licenses (2)
Colorado #DR.0058045 · Pennsylvania #MD427777

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396802500. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
128
Distinct HCPCS
7
Medicare allowed
$31,100
HCPCS Description Services Patients Avg allowed
19301 Partial removal of breast 28 26 $668
38900 Imaging of lymph nodes during surgery 21 21 $142
99213 Established patient office or other outpatient visit, 20-29 minutes 19 18 $93
38525 Biopsy or removal of deep lymph nodes of underarm 18 18 $230
99214 Established patient office or other outpatient visit, 30-39 minutes 15 11 $98
99213 Established patient office or other outpatient visit, 20-29 minutes 14 11 $67
99203 New patient office or other outpatient visit, 30-44 minutes 13 13 $83

In context: peer comparison

Among 6 peers in this city , average services per provider: 148. This provider delivers 0.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$254
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
ImpediMed, Inc. 1 $170.11
Merit Medical Systems Inc 1 $84.33

By nature of payment

Food and Beverage
$254