DR. VIVIAN H. LEE MD, MSC
NPI 1912394982
Internal Medicine - Gastroenterology in Chicago, IL
About Dr. Vivian H. Lee Md, Msc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. VIVIAN H. LEE MD, MSC (NPI 1912394982) is an individual gastroenterology provider in Chicago, Illinois, licensed in North Carolina (2021-00376) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses 2
Accepted 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
Dr. Vivian H. Lee Md, Msc 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.
Medicare Billing Reassignments
3Medicare enrollment records show Vivian Lee reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 1,905 clinicians in this Medicare group
South Boston, VA 24592
- Reassigned Medicare billing, North Carolina enrollment
- 2,797 clinicians in this Medicare group
Denver, CO 80206
- Reassigned Medicare billing, Colorado enrollment
- 281 clinicians in this Medicare group
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 60637 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
CHICAGO, IL 60637
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 Vivian Lee's NPI number?
The NPI number for Vivian Lee is 1912394982. It was assigned to this individual provider in the NPPES registry on April 17, 2015.
Where is Vivian Lee located?
Vivian Lee practices at 5841 S Maryland Ave, Chicago, IL 60637. The listed phone number is (773) 702-1000.
What is Vivian Lee's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Vivian Lee enrolled in Medicare?
Yes. Vivian Lee 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 organizations bill Medicare for Vivian Lee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Vivian Lee reassigns Medicare benefits to 3 organizations: The University Of Chicago Medical Center (Chicago, IL), University Of North Carolina At Chapel Hill (South Boston, VA) and National Jewish Health (Denver, CO). 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 Vivian Lee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Vivian Lee accept?
Health plans from Select Health list Vivian Lee 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 Vivian Lee was last updated on December 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Vivian H. Lee, MD, MSC · NPI 1912394982
Gastroenterology physician in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since April 17, 2015.
## Identity
- **NPI:** 1912394982 (Entity type: Individual)
- **Enumerated:** April 17, 2015
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 2021-00376 (North Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 5841 S MARYLAND AVE, Chicago, IL 60637
- **Phone:** (773) 702-1000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): The University Of Chicago Medical Center (NPI 1033218128, Chicago, IL); University Of North Carolina At Chapel Hill (NPI 1407308703, South Boston, VA); National Jewish Health (NPI 1326015777, Denver, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** December 14, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1912394982) · Data from the CMS NPPES public registry.