Doctor profile · Federal record

Dr. Catherine Vanmilligen, DO

Psychiatry Physician (CMS: Psychiatry) · Psychiatry Physician · Des Moines, IA

  • NPI 1427543941
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1111 6Th Ave # W3
Des Moines, IA 503142610
(515) 643-8350
fax (515) 643-5824
Additional location
1111 6Th Ave
Des Moines, IA 503142613
(515) 643-2682
fax (515) 643-5802
Mailing address
Po Box 1475
Des Moines, IA 503051475

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Profile last updated
December 27, 2024
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State licenses (2)
Iowa #DO-05668 · Iowa #R-11379

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427543941. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
187
Distinct HCPCS
5
Medicare allowed
$20,785
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 76 50 $89
90792 Psychiatric diagnostic evaluation with medical services 40 40 $161
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 25 15 $111
99215 Established patient office or other outpatient visit, 40-54 minutes 24 17 $134
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 22 15 $74

In context: peer comparison

Among 7 peers in Des Moines Psychiatry Physician, average services per provider: 64. This provider delivers 2.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
531
Patients
15
Total drug cost
$6,920
Drug Type Claims Patients Total cost
Bupropion Xl (Bupropion Hcl) Brand 97 15 $1,629
Olanzapine Generic 56 0 $502
Lorazepam Generic 48 0 $422
Clonazepam Generic 43 0 $355
Risperidone Generic 43 0 $375
Venlafaxine Hcl ER (Venlafaxine Hcl) Brand 38 0 $677
Quetiapine Fumarate Generic 33 0 $517
Mirtazapine Generic 31 0 $293
Aripiprazole Generic 24 0 $713
Divalproex Sodium Generic 24 0 $639

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Vanmilligen's medical specialty?
Dr. Catherine Vanmilligen practices Psychiatry Physician in Des Moines, IA.
Where does Dr. Catherine Vanmilligen practice?
Dr. Catherine Vanmilligen practices at 1111 6Th Ave # W3, Des Moines, IA 503142610. Office phone: 5156438350.
What is Dr. Catherine Vanmilligen's NPI?
Dr. Catherine Vanmilligen's National Provider Identifier (NPI) is 1427543941, issued by NPPES.
Does Dr. Catherine Vanmilligen accept Medicare assignment?
Yes. Dr. Catherine Vanmilligen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Vanmilligen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychiatric diagnostic evaluation with medical services (HCPCS 90792); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.