Doctor profile · Federal record

Dr. Nancy Maller, MD

Hospitalist Physician · Internal Medicine Physician · Fort Collins, CO

  • NPI 1437194214
  • MIPS 84.8 / 100 · 2023
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2637 Midpoint Dr Ste B
Fort Collins, CO 805254408
(970) 488-1666
fax (970) 472-9381

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
November 4, 2019
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Colorado #45980
Medicaid
CO #40658503

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437194214. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
533
Distinct HCPCS
5
Medicare allowed
$54,923
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 266 121 $80
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 93 56 $120
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 69 69 $174
99239 Hospital discharge day management, more than 30 minutes 60 60 $116
99238 Hospital discharge day management, 30 minutes or less 45 45 $82

In context: peer comparison

Among 17 peers in this city , average services per provider: 113. This provider delivers 4.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
12
Total drug cost
$52
Drug Type Claims Patients Total cost
Furosemide Generic 12 12 $52

Frequently asked questions

Auto-generated from federal data
What is Dr. Nancy Maller's medical specialty?
Dr. Nancy Maller practices Hospitalist Physician in Fort Collins, CO.
Where does Dr. Nancy Maller practice?
Dr. Nancy Maller practices at 2637 Midpoint Dr Ste B, Fort Collins, CO 805254408. Office phone: 9704881666.
What is Dr. Nancy Maller's NPI?
Dr. Nancy Maller's National Provider Identifier (NPI) is 1437194214, issued by NPPES.
What procedures does Dr. Nancy Maller commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.