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ALEXANDRA VAUGHAN-MASAMITSU
NPI 1285434613
Student in an Organized Health Care Education/Training Program in Chicago, IL

Active since March 14, 2025PECOS Enrolled
820 S WOOD ST, SUITE 100, MC 675, CHICAGO, IL 60612(312) 996-2933 Get Directions Write a Review

NPPES record last updated: March 22, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 22, 2026, Mar 14, 2025 (2 updates tracked since 2025).

About Alexandra Vaughan-masamitsu NPPES

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

ALEXANDRA VAUGHAN-MASAMITSU (NPI 1285434613) is an individual student in an organized health care education/training program in Chicago, Illinois and active in the NPI registry since March 2025. She is enrolled in Medicare PECOS and maintains a secondary practice location in Hershey.

NPPES Registry Identity

NPI1285434613
Entity TypeIndividualFemale
Primary Taxonomy390200000X
Provider Legal NameALEXANDRA VAUGHAN-MASAMITSU
Location Address820 S WOOD ST, SUITE 100, MC 675Chicago, IL 60612-4325
Mailing Address820 S Wood St Ste 100Chicago, IL 60612-4325 · (312) 996-2933
Phone(312) 996-2933
Sole ProprietorNo
Enumeration DateMarch 14, 2025
Last NPPES UpdateMarch 22, 20262 updates tracked since enumeration
NPPES CertifiedMarch 22, 2026
✔ NPI 1285434613 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
820 S WOOD ST, Chicago, IL 60612
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Secondary Practice Location 1

Location 1500 University DrHershey, PA 17033-2360 · Phone (717) 531-8521

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alexandra Vaughan-masamitsu is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

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.

ADAM KOSLOFF
Student in an Organized Health Care Education/Training Program
820 S WOOD ST, MC 675
CHICAGO, IL 60612
Cook County (312) 996-7000
DR. JOSEPH FRANK MICHALSKI MD, MPH, MS
Orthopaedic Surgery
820 S WOOD ST
CHICAGO, IL 60612
Cook County (516) 497-1888
VICTOR R GORDEUK MD
Internal Medicine (Hematology & Oncology)
820 S WOOD ST, SICKLE CELL CTR. SUITE 172, CLINICAL SCIENCES BUILDING
CHICAGO, IL 60612
Cook County (312) 996-5680
DR. MARIO SPAGGIARI M.D.
Transplant Surgery
820 S WOOD ST, STE 619 CSB - MC 957
CHICAGO, IL 60612
Cook County (312) 355-1885
MATTHEW JARED RANZER MD
Surgery (Plastic and Reconstructive Surgery)
820 S WOOD ST, SUITE 515 CSN
CHICAGO, IL 60612
Cook County (312) 996-9313
SOFIA SAMI MD
Psychiatry & Neurology (Psychiatry)
820 S WOOD ST
CHICAGO, IL 60612
Cook County (312) 413-1718
BOARD OF TRUSTEES OF THE UNIVERSITY OF ILLINOIS
Health Maintenance Organization
820 S WOOD ST, SUITE W310 - M/C 974
CHICAGO, IL 60612
Cook County (844) 810-2273
FRANK GONZALEZ M.D.
Obstetrics & Gynecology (Reproductive Endocrinology)
820 S WOOD ST, M/C 808
CHICAGO, IL 60612
Cook County (312) 996-7006

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 Alexandra Vaughan-masamitsu's NPI number?

The NPI number for Alexandra Vaughan-masamitsu is 1285434613. It was assigned to this individual provider in the NPPES registry on March 14, 2025.

Where is Alexandra Vaughan-masamitsu located?

Alexandra Vaughan-masamitsu practices at 820 S Wood St Suite 100, Mc 675, Chicago, IL 60612. The listed phone number is (312) 996-2933.

What is Alexandra Vaughan-masamitsu's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Alexandra Vaughan-masamitsu enrolled in Medicare?

Yes. Alexandra Vaughan-masamitsu is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alexandra Vaughan-masamitsu was last updated on March 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.