Doctor profile · Federal record

Dr. Shawn Plunkett, ARNP

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Psychiatric/Mental Health Registered Nurse · Waterloo, IA

  • NPI 1821481045
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
146 W Dale St Ste 101
Waterloo, IA 507031901
(319) 233-3351
fax (319) 235-3132

Credentials & registration

NPPES · NUCC
NPI registered
March 2015 — 11 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State licenses (2)
Iowa #G135908 · Iowa #135908

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821481045. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
123
Distinct HCPCS
2
Medicare allowed
$9,524
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 64 20 $98
90833 Psychotherapy with evaluation and management visit, 30 minutes 59 17 $56

In context: peer comparison

Among 3 peers in Waterloo Psychiatric/Mental Health Nurse Practitioner, average services per provider: 63. This provider delivers 2.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,236
Patients
166
Total drug cost
$17,977
Drug Type Claims Patients Total cost
Clonazepam Generic 162 37 $1,562
Lamotrigine Generic 135 20 $1,919
Trazodone Hcl Generic 124 19 $1,209
Buspirone Hcl Generic 120 18 $2,327
Lorazepam Generic 86 17 $547
Aripiprazole Generic 78 14 $4,063
Bupropion Xl (Bupropion Hcl) Brand 78 0 $938
Benztropine Mesylate Generic 77 11 $730
Duloxetine Hcl Generic 74 0 $1,010
Venlafaxine Hcl ER (Venlafaxine Hcl) Brand 62 0 $563

Frequently asked questions

Auto-generated from federal data
What is Dr. Shawn Plunkett's medical specialty?
Dr. Shawn Plunkett practices Psychiatric/Mental Health Nurse Practitioner in Waterloo, IA.
Where does Dr. Shawn Plunkett practice?
Dr. Shawn Plunkett practices at 146 W Dale St Ste 101, Waterloo, IA 507031901. Office phone: 3192333351.
What is Dr. Shawn Plunkett's NPI?
Dr. Shawn Plunkett's National Provider Identifier (NPI) is 1821481045, issued by NPPES.
Does Dr. Shawn Plunkett accept Medicare assignment?
Yes. Dr. Shawn Plunkett accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shawn Plunkett commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychotherapy with evaluation and management visit (HCPCS 90833). Source: CMS Medicare Physician & Other Practitioners file.