Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CATHERINE VANMILLIGEN DO
NPI 1427543941
Psychiatry & Neurology - Psychiatry in Des Moines, IA

Q: What is Catherine Vanmilligen's NPI number?

The NPI number for Catherine Vanmilligen is 1427543941. It was assigned to this individual provider in the NPPES registry on June 27, 2018. The provider is also known as Catherine Porter.

Q: What is Catherine Vanmilligen's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Active since June 27, 2018PECOS EnrolledAccepts Medicare Assignment

1111 6TH AVE # W3, DES MOINES, IA 50314(515) 643-8350(515) 643-5824 Get Directions Write a Review

NPPES record last updated: August 11, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 11, 2026, Dec 27, 2024, Sep 25, 2022 and 1 more (4 updates tracked since 2018).

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About Catherine Vanmilligen Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CATHERINE VANMILLIGEN DO (NPI 1427543941) is an individual psychiatry provider in Des Moines, Iowa, licensed in Iowa (DO-05668) and active in the NPI registry since June 2018. She is enrolled in Medicare PECOS, is affiliated with Southeast Iowa Regional Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1427543941

Entity TypeIndividualFemale

Primary Taxonomy2084P0800X

Provider Legal NameCATHERINE VANMILLIGENCredential: DO

Location Address1111 6TH AVE # W3Des Moines, IA 50314-2610

Mailing AddressPo Box 1475Des Moines, IA 50305-1475 · (515) 643-8350 · Fax (515) 643-5824

Phone(515) 643-8350

Fax(515) 643-5824

Sole ProprietorNo

Medical School CMSAt Still Un Of Hlth Sciences, Col Of Osteo Med, MesaGraduated 2018

Enumeration DateJune 27, 2018

Last NPPES UpdateAugust 11, 20264 updates tracked since enumeration

NPPES CertifiedAugust 11, 2026

✔ NPI 1427543941 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

Licenses✔ Licensed in IA · DO-05668✔ Licensed in IA · R-11379

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

1111 6TH AVE # W3, Des Moines, IA 50314

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Other Names 1

Former Name (1)Catherine Porter

Secondary Practice Locations 2

Location 11409 Clark StDes Moines, IA 50314-1916 · Phone (515) 643-6500

Location 21111 6th AveDes Moines, IA 50314-2613 · Phone (515) 643-2682 · Fax (515) 643-5802

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Catherine Vanmilligen Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2163778036

PECOS Enrollment IDI20210610000665

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Southeast Iowa Regional Medical Center

Acute Care Hospitals · West Burlington, IA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number160057

Location1221 South Gear AvenueWest Burlington, IA 52655 · Des Moines County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 50314 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$161.40 typical visit price

range $52.96 – $161.40

Typical copayment $40.35 (range $13.24 – $40.35)

Most-billed visit code 99205

Established Patient

$66.36 typical visit price

range $16.91 – $131.98

Typical copayment $16.59 (range $4.22 – $32.99)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MERCY CLINICS, INC.

Psychiatry & Neurology (Psychiatry)