JENNIFER SEO M.D.
NPI 1366707622
Internal Medicine in Chicago, IL

Q: What is Jennifer Seo's NPI number?

The NPI number for Jennifer Seo is 1366707622. It was assigned to this individual provider in the NPPES registry on July 11, 2012.

Q: What is Jennifer Seo's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Jennifer Seo was last updated on May 26, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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 July 11, 2012PECOS Enrolled

259 E ERIE ST, LAVIN 2350, CHICAGO, IL 60611(312) 926-6000 Get Directions Write a Review

NPPES record last updated: May 26, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Jennifer Seo M.d. NPPES

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

JENNIFER SEO M.D. (NPI 1366707622) is an individual internal medicine provider in Chicago, Illinois, licensed in Illinois (036140295) and active in the NPI registry since July 2012. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1366707622

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameJENNIFER SEOCredential: M.D.

Location Address259 E ERIE ST, LAVIN 2350Chicago, IL 60611-2987

Mailing Address259 E Erie St, Lavin 2350Chicago, IL 60611-2987 · (312) 926-6000

Phone(312) 926-6000

Sole ProprietorNo

Enumeration DateJuly 11, 2012

Last NPPES UpdateMay 26, 2016

✔ NPI 1366707622 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in IL · 036140295

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedPediatricsTaxonomy 208000000X · License 036140295 (IL)

259 E ERIE ST, Chicago, IL 60611

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jennifer Seo M.d. 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.

Medicare Billing Reassignments

Medicare enrollment records show Jennifer Seo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Erie Family Health Center, Inc

2.5 mi

Federally Qualified Health Center (FQHC)

1701 W SUPERIOR ST
Chicago, IL 60622

Reassigned Medicare billing, Illinois enrollment
383 clinicians in this Medicare group

NPI 1760499545 (312) 432-7394

Christian Community Health Center

12 mi

Federally Qualified Health Center (FQHC)

9718 S HALSTED ST
Chicago, IL 60628

Reassigned Medicare billing, Illinois enrollment
27 clinicians in this Medicare group

NPI 1477726453 (773) 233-4100

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60611 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

$138.86 typical visit price

range $60.08 – $183.39

Typical copayment $34.71 (range $15.02 – $45.84)

Most-billed visit code 99204

Established Patient

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

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.

DIANE MARIE HEIDMANN MD

Internal Medicine

259 E ERIE ST, SUITE 2230
CHICAGO, IL 60611

Cook County (312) 926-6000

DR. VEHNIAH KRISTIN TJONG M.D.

Orthopaedic Surgery (Sports Medicine)

259 E ERIE ST, 13TH FLOOR
CHICAGO, IL 60611

Cook County (312) 695-6800

GRETCHEN YORK

Nurse Practitioner (Family)

259 E ERIE ST
CHICAGO, IL 60611

Cook County (610) 212-4235

DR. TRACY B SORCE MD

Internal Medicine

259 E ERIE ST, STE 2230
CHICAGO, IL 60611

Cook County (312) 926-6000

DR. CURT S KREVITZ DPM

Podiatrist

259 E ERIE ST, SUITE 2230
CHICAGO, IL 60611

Cook County (312) 926-6000

DR. KEVIN D HARDT M.D

Orthopaedic Surgery

259 E ERIE ST, 13TH FLOOR
CHICAGO, IL 60611

Cook County (312) 695-6800

DR. KEVIN D HARDT M.D

Orthopaedic Surgery

259 E ERIE ST, 13TH FLOOR
CHICAGO, IL 60611

Cook County (312) 695-6800

JI MIN KIM

Nurse Practitioner (Gerontology)

259 E ERIE ST
CHICAGO, IL 60611

Cook County (312) 695-4517

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 Jennifer Seo's NPI number?

The NPI number for Jennifer Seo is 1366707622. It was assigned to this individual provider in the NPPES registry on July 11, 2012.

Where is Jennifer Seo located?

Jennifer Seo practices at 259 E Erie St Lavin 2350, Chicago, IL 60611. The listed phone number is (312) 926-6000.

What is Jennifer Seo's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Jennifer Seo enrolled in Medicare?

Yes. Jennifer Seo is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Jennifer Seo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer Seo reassigns Medicare benefits to 2 organizations: Erie Family Health Center, Inc (Chicago, IL) and Christian Community Health Center (Chicago, IL). Each 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 Jennifer Seo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Jennifer Seo was last updated on May 26, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.