Doctor profile · Federal record

Dr. Mark Neagle, M.D.

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Critical Care Medicine (Internal Medicine) Physician · Sleep Medicine (Internal Medicine) Physician · Internal Medicine Physician · Fort Collins, CO

  • NPI 1699745539
  • Accepts Medicare
  • MIPS 93.3 / 100 · 2023
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2121 E Harmony RD, Suite 300
Fort Collins, CO 805283400
(970) 224-9102
fax (970) 224-9112

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
August 16, 2016
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State license (1)
Colorado #DR.0043715
Medicaid (2)
CO #82877262 · WY #121520500

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699745539. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,128
Distinct HCPCS
10
Medicare allowed
$108,579
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 275 228 $92
99214 Established patient office or other outpatient visit, 30-39 minutes 107 96 $131
95800 Sleep study including heart rate, breathing, and sleep time 81 81 $41
95806 Sleep study including heart rate, breathing, airflow, and effort 81 80 $44
95810 Sleep study in sleep lab (6 years or older) 79 76 $119
95811 Sleep study in sleep lab with continuous airway pressure (6 years or older) 63 60 $124
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 56 38 $80
95806 Sleep study including heart rate, breathing, airflow, and effort 54 52 $43
95810 Sleep study in sleep lab (6 years or older) 48 48 $118
99204 New patient office or other outpatient visit, 45-59 minutes 39 39 $170

In context: peer comparison

Among 6 peers in Fort Collins Pulmonary Disease Physician, average services per provider: 56. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$134
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Zoll Respicardia, INC. 1 $134.47

By nature of payment

Food and Beverage
$134

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
464
Patients
30
Total drug cost
$102,622
Drug Type Claims Patients Total cost
Gabapentin Generic 61 19 $1,237
Trazodone Hcl Generic 52 0 $588
Zolpidem Tartrate Generic 44 0 $187
Spiriva Respimat (Tiotropium Bromide) Brand 39 0 $28,105
Doxepin Hcl Generic 38 0 $1,543
Pramipexole Dihydrochloride (Pramipexole di-Hcl) Brand 32 11 $733
Breo Ellipta (Fluticasone/Vilanterol) Brand 26 0 $16,064
Modafinil Generic 26 0 $10,399
Clonazepam Generic 22 0 $163
Symbicort (Budesonide/Formoterol Fumarate) Brand 22 0 $17,893

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Neagle's medical specialty?
Dr. Mark Neagle practices Pulmonary Disease Physician in Fort Collins, CO.
Where does Dr. Mark Neagle practice?
Dr. Mark Neagle practices at 2121 E Harmony RD, Fort Collins, CO 805283400. Office phone: 9702249102.
What is Dr. Mark Neagle's NPI?
Dr. Mark Neagle's National Provider Identifier (NPI) is 1699745539, issued by NPPES.
Does Dr. Mark Neagle accept Medicare assignment?
Yes. Dr. Mark Neagle accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Neagle commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Sleep study including heart rate, breathing, and sleep time (HCPCS 95800). Source: CMS Medicare Physician & Other Practitioners file.