DR. SEAN POI LEE M.D.
NPI 1689961377
Internal Medicine - Critical Care Medicine in Marietta, GA
About Dr. Sean Poi Lee M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SEAN POI LEE M.D. (NPI 1689961377) is an individual critical care medicine provider in Marietta, Georgia, licensed in Georgia (76604) and active in the NPI registry since July 2011. He is enrolled in Medicare PECOS, is affiliated with Wellstar Kennestone Regional Medical Center, and maintains a secondary practice location in Gainesville.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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. Sean Poi Lee M.d. 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 Reassignment
Medicare enrollment records show Sean Lee reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Marietta, GA 30060
- Reassigned Medicare billing, Georgia enrollment
- 3,885 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Wellstar Kennestone Regional Medical Center
Acute Care Hospitals · Marietta, GAWellstar Cobb Medical Center
Acute Care Hospitals · Austell, GAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 30060 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
MARIETTA, GA 30060
MARIETTA, GA 30060
MARIETTA, GA 30060
MARIETTA, GA 30060
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 Sean Lee's NPI number?
The NPI number for Sean Lee is 1689961377. It was assigned to this individual provider in the NPPES registry on July 1, 2011.
Where is Sean Lee located?
Sean Lee practices at 677 Church St NE, Marietta, GA 30060. The listed phone number is (770) 422-1372.
What is Sean Lee's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Sean Lee enrolled in Medicare?
Yes. Sean 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 organization bills Medicare for Sean Lee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sean Lee reassigns Medicare benefits to Wellstar Medical Group, LLC (Marietta, GA). 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 Sean Lee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sean Lee accept?
Health plans from Alliant Health Plans, Inc. and Oscar Health list Sean 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.
Is Sean Lee affiliated with any hospitals?
According to CMS data, Sean Lee is affiliated with Wellstar Kennestone Regional Medical Center and Wellstar Cobb Medical Center.
When was this NPI record last updated?
The NPPES record for Sean Lee was last updated on October 2, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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. Sean Poi Lee, M.D. · NPI 1689961377
Critical Care Medicine physician in Marietta, Georgia. Individual provider, active in the CMS NPPES registry since July 1, 2011.
## Identity
- **NPI:** 1689961377 (Entity type: Individual)
- **Enumerated:** July 1, 2011
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** 76604 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 677 CHURCH ST NE, Marietta, GA 30060
- **Phone:** (770) 422-1372
## 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:** Wellstar Medical Group, LLC (NPI 1083027320, Marietta, GA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Pittsburgh School Of Medicine, class of 2011
## Record status
- **NPPES last updated:** October 2, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1689961377) · Data from the CMS NPPES public registry.