DR. JOHN C LEE M.D.
NPI 1740240803
Internal Medicine - Gastroenterology in Dallas, TX
About Dr. John C Lee M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN C LEE M.D. (NPI 1740240803) is an individual gastroenterology provider in Dallas, Texas, licensed in Texas (K8285) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Chicago, Pritzker School Of Medicine (1993).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. John C Lee M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show John Lee reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Irving, TX 75039
- Reassigned Medicare billing, Texas enrollment
- 575 clinicians in this Medicare group
Elmhurst, NY 11373
- Reassigned Medicare billing, New York enrollment
- 19 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 75231 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.
Reported Quality Measures
Other Providers at the Same Location NPPES 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
DALLAS, TX 75231
DALLAS, TX 75231
DALLAS, TX 75231
DALLAS, TX 75231
DALLAS, TX 75231
DALLAS, TX 75231
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 John Lee's NPI number?
The NPI number for John Lee is 1740240803. It was assigned to this individual provider in the NPPES registry on March 24, 2006.
Where is John Lee located?
John Lee practices at 8220 Walnut Hill Ln Ste 710, Dallas, TX 75231. The listed phone number is (214) 368-6707.
What is John Lee's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is John Lee enrolled in Medicare?
Yes. John Lee is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Lee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Lee reassigns Medicare benefits to 2 organizations: Texas Digestive Disease Consultants, PLLC (Irving, TX) and Newtown Gastroenterology PC (Elmhurst, NY). 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 John Lee'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 John Lee was last updated on September 25, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.