DO-EUN LEE MD INC
NPI 1720213978
Internal Medicine - Endocrinology, Diabetes & Metabolism in Napa, CA
About Do-eun Lee Md Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DO-EUN LEE MD INC (NPI 1720213978) is a healthcare organization registered as an endocrinology, diabetes & metabolism in Napa, California and active in the NPI registry since May 2009. The organization lists Do-eun Lee, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Do-eun Lee Md Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Do-Eun Lee MD Inc, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Do-Eun Lee MD Inc's NPI number?
The NPI number for Do-Eun Lee MD Inc is 1720213978. It was assigned to this organization in the NPPES registry on May 18, 2009.
Where is Do-Eun Lee MD Inc located?
Do-Eun Lee MD Inc is located at 935 Trancas St Ste 4B, Napa, CA 94558. The listed phone number is (707) 927-5753.
What is Do-Eun Lee MD Inc's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.
Is Do-Eun Lee MD Inc enrolled in Medicare?
Yes. Do-Eun Lee MD Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Do-Eun Lee MD Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Endocrinology) reassigns their Medicare billing to Do-Eun Lee MD Inc. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Do-Eun Lee MD Inc was last updated on April 8, 2022. 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.
# Do-Eun Lee Md Inc · NPI 1720213978
Endocrinology, Diabetes & Metabolism organization in Napa, California. Organization record, active in the CMS NPPES registry since May 18, 2009.
## Identity
- **NPI:** 1720213978 (Entity type: Organization)
- **Enumerated:** May 18, 2009
- **Primary specialty:** Internal Medicine - Endocrinology, Diabetes & Metabolism · taxonomy 207RE0101X
- **Organization subpart:** No
- **Authorized official:** Do-Eun Lee, OWNER
## Practice location
- **Address:** 935 TRANCAS ST STE 4B, Napa, CA 94558-2943
- **Phone:** (707) 927-5753 · **Fax:** (925) 298-5221
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Endocrinology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 8, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1720213978) · Data from the CMS NPPES public registry.