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MASAYOSHI UEMURA MD
NPI 1407069503
Pediatrics - Neonatal-Perinatal Medicine in Chicago, IL

Active since May 07, 2007PECOS EnrolledAccepts Medicare Assignment
5841 S MARYLAND AVE, MC 6060, CHICAGO, IL 60637(773) 702-6210(773) 702-0764 Get Directions Write a Review

NPPES record last updated: March 24, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Masayoshi Uemura Md NPPES

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

MASAYOSHI UEMURA MD (NPI 1407069503) is an individual neonatal-perinatal medicine provider in Chicago, Illinois, licensed in Illinois (036112957) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, maintains a secondary practice location in Crown Point, and is a graduate of Other (1998).

NPPES Registry Identity

NPI1407069503
Entity TypeIndividualMale
Primary Taxonomy2080N0001X
Provider Legal NameMASAYOSHI UEMURACredential: MD
Location Address5841 S MARYLAND AVE, MC 6060Chicago, IL 60637-1447
Mailing Address150 Harvester Dr Ste 300Burr Ridge, IL 60527-5965
Phone(773) 702-6210
Fax(773) 702-0764
Sole ProprietorNo
Medical School CMSOtherGraduated 1998
Enumeration DateMay 7, 2007
Last NPPES UpdateMarch 24, 2026
NPPES CertifiedMarch 24, 2026
✔ NPI 1407069503 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
Licenses✔ Licensed in IL · 036112957✔ Licensed in IN · 01069316A
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
5841 S MARYLAND AVE, Chicago, IL 60637
Open in Google Maps ↗

Secondary Practice Location 1

Location 110855 Virginia StCrown Point, IN 46307-0210 · Phone (888) 824-0200

Other Identifiers 1

Medicaid036112957IL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

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

Masayoshi Uemura 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 ID6709985138
PECOS Enrollment IDI20260331002549
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 Masayoshi Uemura reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Of Chicago
Same address
Multi-Specialty
5841 S MARYLAND AVE, UCPG/MC 1099
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois and Indiana enrollments
  • 2,237 clinicians in this Medicare group
NPI 1821048786 (773) 702-9200

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

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. DON MARTINEZ M.D.
Radiology (Diagnostic Radiology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 926-8318
ALEXANDRA DUMITRESCU
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
PELEG HOROWITZ
Neurological Surgery
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
SANDEEP GURBUXANI
Pathology (Hematology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
DR. NIREN GANDRA M.D.
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-0240
ALLIE DAKROUB MD MS
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-1000
SCOTT VASHER MD
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-1000
DR. NATHAN CHARLES NOWALK M.D.
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200

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 Masayoshi Uemura's NPI number?

The NPI number for Masayoshi Uemura is 1407069503. It was assigned to this individual provider in the NPPES registry on May 7, 2007.

Where is Masayoshi Uemura located?

Masayoshi Uemura practices at 5841 S Maryland Ave Mc 6060, Chicago, IL 60637. The listed phone number is (773) 702-6210.

What is Masayoshi Uemura's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Masayoshi Uemura enrolled in Medicare?

Yes. Masayoshi Uemura 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 Masayoshi Uemura's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Masayoshi Uemura reassigns Medicare benefits to University Of Chicago (Chicago, IL). 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 Masayoshi Uemura's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Masayoshi Uemura accept?

Health plans from Oscar Health list Masayoshi Uemura 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.

When was this NPI record last updated?

The NPPES record for Masayoshi Uemura was last updated on March 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.