DR. JUSTINE LOUISE MILLIGAN MD
NPI 1588293229
Emergency Medicine in Saint Louis, MO

Active since April 04, 2020PECOS EnrolledAccepts Medicare Assignment
1 BARNES JEWISH HOSPITAL PLZ, DEPT EMERGENCY MED, SAINT LOUIS, MO 63110(314) 362-9123(314) 362-0478 Get Directions Write a Review

NPPES record last updated: August 6, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Aug 6, 2025, Jun 6, 2023, Apr 4, 2020 (3 updates tracked since 2020).

About Dr. Justine Louise Milligan Md NPPES

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

DR. JUSTINE LOUISE MILLIGAN MD (NPI 1588293229) is an individual emergency medicine provider in Saint Louis, Missouri, licensed in Missouri (2025017013) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS, is affiliated with Barnes Jewish Hospital, and is a graduate of University Of Missouri, Columbia School Of Medicine (2020).

NPPES Registry Identity

NPI1588293229
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. JUSTINE LOUISE MILLIGANCredential: MD
Location Address1 BARNES JEWISH HOSPITAL PLZ, DEPT EMERGENCY MEDSaint Louis, MO 63110-1003
Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (314) 362-9123 · Fax (314) 362-0478
Fax(314) 362-0478
Sole ProprietorNo
Medical School CMSUniversity Of Missouri, Columbia School Of MedicineGraduated 2020
Enumeration DateApril 4, 2020
Last NPPES UpdateAugust 6, 20253 updates tracked since enumeration
NPPES CertifiedMay 22, 2024
NPI 1588293229 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in MO · 2025017013
Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

1 BARNES JEWISH HOSPITAL PLZ, Saint Louis, MO 63110

Other Identifiers 1

Medicaid200159979MO

Accepted 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

Dr. Justine Louise Milligan Md 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 ID1153740451
PECOS Enrollment IDI20230614003493, I20250723002999
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.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
56 services56 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
33 services31 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
33 services33 patients
Ultrasound of heart, follow-up 93308
A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.
27 services27 patients

Hospital Affiliations CMS Care Compare 3

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

Barnes Jewish Hospital

Acute Care Hospitals · Saint Louis, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number260032
LocationOne Barnes-Jewish Hospital PlazaSaint Louis, MO 63110 · St. Louis City County
Emergency services Birthing friendly

Christian Hospital Northeast

Acute Care Hospitals · Saint Louis, MO
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260180
Location11133 Dunn RoadSaint Louis, MO 63136 · St. Louis County
Emergency services

West Chester Hospital

Acute Care Hospitals · West Chester, OH
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number360354
Location7700 University DriveWest Chester, OH 45069 · Butler County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63110 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
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
Most-billed visit code 99214
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 20

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

Anesthesiology
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110
Nurse Anesthetist, Certified Registered
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110
Nurse Anesthetist, Certified Registered
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110
Nurse Anesthetist, Certified Registered
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110
Nurse Anesthetist, Certified Registered
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110
Nurse Anesthetist, Certified Registered
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110
Internal Medicine (Cardiovascular Disease)
1 BARNES JEWISH HOSPITAL PLZ, EAST PAVILLION SUITE 16419
SAINT LOUIS, MO 63110
Anesthesiology
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Justine Milligan's NPI number?

The NPI number for Justine Milligan is 1588293229. It was assigned to this individual provider in the NPPES registry on April 4, 2020.

Where is Justine Milligan located?

Justine Milligan practices at 1 Barnes Jewish Hospital Plz Dept Emergency Med, Saint Louis, MO 63110. The listed phone number is (314) 362-9123.

What is Justine Milligan's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Justine Milligan enrolled in Medicare?

Yes. Justine Milligan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Justine Milligan accept?

Health plans from CareSource and Oscar Health Insurance list Justine Milligan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Justine Milligan affiliated with any hospitals?

According to CMS data, Justine Milligan is affiliated with Barnes Jewish Hospital, Christian Hospital Northeast and West Chester Hospital.

When was this NPI record last updated?

The NPPES record for Justine Milligan was last updated on August 6, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.