DR. ERIC CHOW LEE MD
NPI 1639299852
Emergency Medicine in Concord, CA
About Dr. Eric Chow Lee Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ERIC CHOW LEE MD (NPI 1639299852) is an individual emergency medicine provider in Concord, California, licensed in California (A100994) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Eric Chow Lee Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Eric Lee reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Concord, CA 94520
- Reassigned Medicare billing, California enrollment
- 2,323 clinicians in this Medicare group
Vallejo, CA 94589
- Reassigned Medicare billing, California enrollment
- 43 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 4
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94520 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.
CONCORD, CA 94520
CONCORD, CA 94520
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 Eric Lee's NPI number?
The NPI number for Eric Lee is 1639299852. It was assigned to this individual provider in the NPPES registry on March 30, 2007.
Where is Eric Lee located?
Eric Lee practices at 2540 East St, Concord, CA 94520. The listed phone number is (209) 943-2000.
What is Eric Lee's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Eric Lee enrolled in Medicare?
Yes. Eric Lee is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Eric Lee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eric Lee reassigns Medicare benefits to 2 organizations: Cep America - California (Concord, CA) and Vallejo Emergency Physicians Medical Group Inc. (Vallejo, CA). 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 Eric 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 Eric Lee was last updated on December 20, 2019. 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.
# Dr. Eric Chow Lee, MD · NPI 1639299852
Emergency Medicine physician in Concord, California. Individual provider, active in the CMS NPPES registry since March 30, 2007.
## Identity
- **NPI:** 1639299852 (Entity type: Individual)
- **Enumerated:** March 30, 2007
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** A100994 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2540 EAST ST, Concord, CA 94520-1906
- **Phone:** (209) 943-2000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Cep America - California (NPI 1538180807, Concord, CA); Vallejo Emergency Physicians Medical Group Inc. (NPI 1083916373, Vallejo, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 20, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1639299852) · Data from the CMS NPPES public registry.