Doctor profile · Federal record

Dr. Colleen Marx, N.P.

Family Nurse Practitioner (CMS: Nurse Practitioner) · Two Rivers, WI

  • NPI 1891808242
  • Accepts Medicare
  • MIPS 82.8 / 100 · 2023
  • 24 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
800 Lakefront Way
Two Rivers, WI 542413301
(920) 320-2436
fax (920) 320-5187

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
March 5, 2026
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Wisconsin #2149
Medicaid
WI #41185600

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891808242. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
482
Distinct HCPCS
9
Medicare allowed
$41,622
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 169 129 $72
99214 Established patient office or other outpatient visit, 30-39 minutes 103 80 $102
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 66 66 $104
G0008 Administration of influenza virus vaccine 36 36 $29
90662 Influenza vaccine split virus, preservative free 33 33 $72
90480 Admn sarscov2 vacc 1 dose 22 22 $39
91322 Sarscov2 vac 50 mcg/0.5ml im 22 22 $142
G0009 Administration of pneumococcal vaccine 16 16 $29
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 15 15 $282

In context: peer comparison

Among 1 peers in Two Rivers Family Nurse Practitioner, average services per provider: 53. This provider delivers 9.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,486
Patients
694
Total drug cost
$37,209
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 316 76 $3,802
Lisinopril Generic 238 75 $2,146
Levothyroxine Sodium Generic 220 58 $3,607
Omeprazole Generic 213 65 $3,710
Losartan Potassium Generic 165 47 $2,472
Metformin Hcl Generic 159 42 $1,456
Amlodipine Besylate Generic 151 44 $1,117
Simvastatin Generic 151 43 $2,038
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 142 49 $5,178
Furosemide Generic 139 35 $903

Frequently asked questions

Auto-generated from federal data
What is Dr. Colleen Marx's medical specialty?
Dr. Colleen Marx practices Family Nurse Practitioner in Two Rivers, WI.
Where does Dr. Colleen Marx practice?
Dr. Colleen Marx practices at 800 Lakefront Way, Two Rivers, WI 542413301. Office phone: 9203202436.
What is Dr. Colleen Marx's NPI?
Dr. Colleen Marx's National Provider Identifier (NPI) is 1891808242, issued by NPPES.
Does Dr. Colleen Marx accept Medicare assignment?
Yes. Dr. Colleen Marx accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Colleen Marx 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.