JEI WOO RYOO M.D.
NPI 1396836540
Specialist in Chicago, IL

Q: What is Jei Ryoo's NPI number?

The NPI number for Jei Ryoo is 1396836540. It was assigned to this individual provider in the NPPES registry on September 27, 2006.

Q: What is Jei Ryoo's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Q: When was this NPI record last updated?

The NPPES record for Jei Ryoo was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.

Active since September 27, 2006

820 S. DAMEN AVE, PATH & LAB MEDICINE SERVICE (MP 113), CHICAGO, IL 60612(312) 569-6696(312) 569-6122 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Jei Woo Ryoo M.d. NPPES

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

JEI WOO RYOO M.D. (NPI 1396836540) is an individual specialist in Chicago, Illinois and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1396836540

Entity TypeIndividualMale

Primary Taxonomy174400000X

Provider Legal NameJEI WOO RYOOCredential: M.D.

Location Address820 S. DAMEN AVE, PATH & LAB MEDICINE SERVICE (MP 113)Chicago, IL 60612

Mailing Address1816 Dunhill CirGlenview, IL 60025-7618 · (847) 486-9488

Phone(312) 569-6696

Fax(312) 569-6122

Sole ProprietorYes

Enumeration DateSeptember 27, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1396836540 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

820 S. DAMEN AVE, Chicago, IL 60612

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Other Identifiers 1

Other36-057271IL · State Illinois License Nu

Other Providers at the Same Location NPPES 4

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

STEPHEN LOVELL RD

Dietitian, Registered

820 S. DAMEN AVE, DAMEN BLDG RM 3553
CHICAGO, IL 60612

Cook County (312) 569-6470

ASHLEY NICOLE BRYAN LCSW

Social Worker (Clinical)

820 S. DAMEN AVE
CHICAGO, IL 60612

Cook County (224) 716-4112

MISS JUANITA KATHLEEN ROGERS

Social Worker (Clinical)

820 S. DAMEN AVE
CHICAGO, IL 60612

Cook County (312) 569-7208

MR. ERIC T. GLESSNER LCSW

Social Worker (Clinical)

820 S. DAMEN AVE
CHICAGO, IL 60612

Cook County (312) 569-6539

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 Jei Ryoo's NPI number?

The NPI number for Jei Ryoo is 1396836540. It was assigned to this individual provider in the NPPES registry on September 27, 2006.

Where is Jei Ryoo located?

Jei Ryoo practices at 820 S. Damen Ave Path & Lab Medicine Service (mp 113), Chicago, IL 60612. The listed phone number is (312) 569-6696.

What is Jei Ryoo's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Jei Ryoo was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.