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DR. ANTOINETTE HU MD
NPI 1528528304
Surgery in Saint Louis, MO

Active since March 20, 2019PECOS EnrolledAccepts Medicare Assignment
1 BARNES JEWISH HOSPITAL PLZ, DIV SURG MIS, SAINT LOUIS, MO 63110(314) 454-8877(877) 991-4780 Get Directions Write a Review

NPPES record last updated: August 11, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 11, 2026, Mar 20, 2019 (2 updates tracked since 2019).

About Dr. Antoinette Hu Md NPPES

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

DR. ANTOINETTE HU MD (NPI 1528528304) is an individual surgery provider in Saint Louis, Missouri, licensed in Missouri (2026010040) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with Barnes Jewish Hospital, and is a graduate of Saint Louis University School Of Medicine (2019).

NPPES Registry Identity

NPI1528528304
Entity TypeIndividualFemale
Primary Taxonomy208600000X
Provider Legal NameDR. ANTOINETTE HUCredential: MD
Location Address1 BARNES JEWISH HOSPITAL PLZ, DIV SURG MISSaint Louis, MO 63110-1003
Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (314) 454-8877 · Fax (877) 991-4780
Phone(314) 454-8877
Fax(877) 991-4780
Sole ProprietorNo
Medical School CMSSaint Louis University School Of MedicineGraduated 2019
Enumeration DateMarch 20, 2019
Last NPPES UpdateAugust 11, 20262 updates tracked since enumeration
NPPES CertifiedJune 17, 2026
✔ NPI 1528528304 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in MO · 2026010040
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
1 BARNES JEWISH HOSPITAL PLZ, Saint Louis, MO 63110
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Other Identifiers 1

Medicaid200174691MO

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Antoinette Hu 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 ID1951638311
PECOS Enrollment IDI20260615000652
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.

Medicare Billing Reassignment

Medicare enrollment records show Antoinette Hu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Washington University
6.4 mi
Multi-Specialty
660 S EUCLID AVE
Saint Louis, MO 63110
  • Reassigned Medicare billing, Missouri enrollment
  • 172 clinicians in this Medicare group
NPI 1134169568 (314) 362-4964

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

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

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
$69.50 typical visit price
range $17.76 – $137.92
Typical copayment $17.37 (range $4.44 – $34.48)
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 20

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

DR. MARGARET LEIGHTON MCNAIRY MD
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
St. Louis City (314) 362-1700
MS. CHERYL ANNE WOOLSEY PA
Physician Assistant
1 BARNES JEWISH HOSPITAL PLZ, DIV IM MEDICAL ONCOLOGY
SAINT LOUIS, MO 63110
St. Louis City (314) 747-1171
ANNA RABINOV ANNA RABINOV
Obstetrics & Gynecology
1 BARNES JEWISH HOSPITAL PLZ
SAINT LOUIS, MO 63110
St. Louis City (314) 747-3000
MRS. MICHELLE MARIE BLOOM ACNP
Nurse Practitioner (Acute Care)
1 BARNES JEWISH HOSPITAL PLZ, DEPT ANESTHESIOLOGY
SAINT LOUIS, MO 63110
St. Louis City (800) 862-9980
DR. FARIS ADAM BAKEER MD
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
St. Louis City (314) 362-1700
DR. REHAN RAIS MD
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
St. Louis City (314) 362-1700
DR. RANDY OLIVIER LAINE MD
Hospitalist
1 BARNES JEWISH HOSPITAL PLZ, DIV IM HOSPITALIST
SAINT LOUIS, MO 63110
St. Louis City (314) 362-1700
DR. BRADLEY SETH KUSHNER MD
Surgery
1 BARNES JEWISH HOSPITAL PLZ, DIV SURG VASCULAR
SAINT LOUIS, MO 63110
St. Louis City (314) 273-7373

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 Antoinette Hu's NPI number?

The NPI number for Antoinette Hu is 1528528304. It was assigned to this individual provider in the NPPES registry on March 20, 2019.

Where is Antoinette Hu located?

Antoinette Hu practices at 1 Barnes Jewish Hospital Plz Div Surg Mis, Saint Louis, MO 63110. The listed phone number is (314) 454-8877.

What is Antoinette Hu's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Antoinette Hu enrolled in Medicare?

Yes. Antoinette Hu 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.

Which organization bills Medicare for Antoinette Hu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Antoinette Hu reassigns Medicare benefits to Washington University (Saint Louis, MO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Antoinette Hu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Antoinette Hu affiliated with any hospitals?

According to CMS data, Antoinette Hu is affiliated with Barnes Jewish Hospital.

When was this NPI record last updated?

The NPPES record for Antoinette Hu was last updated on August 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.