SINGH A. BOUN, MD & NICK LEE, MD, A PROFESSIONAL CORPORATION
NPI 1144363995
General Practice in Monterey Park, CA
About Singh A. Boun, Md & Nick Lee, Md, A Professional Corporation NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SINGH A. BOUN, MD & NICK LEE, MD, A PROFESSIONAL CORPORATION (NPI 1144363995), doing business as Singh A. Boun, Md, A Professional Corporation, is a healthcare organization registered as a general practice in Monterey Park, California and active in the NPI registry since February 2007. The organization lists Singh Ahn Boun, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 4
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)
Singh A. Boun, Md & Nick Lee, Md, A Professional Corporation 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 Singh A. Boun, MD & Nick Lee, MD, A Professional Corporation, which bills Medicare for the services this clinician delivers.
Clinician (1)
Monterey Park, CA 91754
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 Singh A. Boun, MD & Nick Lee, MD, A Professional Corporation's NPI number?
The NPI number for Singh A. Boun, MD & Nick Lee, MD, A Professional Corporation is 1144363995. It was assigned to this organization in the NPPES registry on February 14, 2007. The provider was formerly known as Singh A. Boun, MD, A Professional Corporation.
Where is Singh A. Boun, MD & Nick Lee, MD, A Professional Corporation located?
Singh A. Boun, MD & Nick Lee, MD, A Professional Corporation is located at 210 N Garfield Ave Suite #201, Monterey Park, CA 91754. The listed phone number is (626) 280-5000.
What is Singh A. Boun, MD & Nick Lee, MD, A Professional Corporation's specialty?
The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.
Is Singh A. Boun, MD & Nick Lee, MD, A Professional Corporation enrolled in Medicare?
Yes. Singh A. Boun, MD & Nick Lee, MD, A Professional Corporation is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Singh A. Boun, MD & Nick Lee, MD, A Professional Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to Singh A. Boun, MD & Nick Lee, MD, A Professional Corporation. 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 Singh A. Boun, MD & Nick Lee, MD, A Professional Corporation was last updated on August 10, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Singh A. Boun, Md & Nick Lee, Md, A Professional Corporation · NPI 1144363995
General Practice organization in Monterey Park, California. Organization record, active in the CMS NPPES registry since February 14, 2007.
## Identity
- **NPI:** 1144363995 (Entity type: Organization)
- **Enumerated:** February 14, 2007
- **Primary specialty:** General Practice · taxonomy 208D00000X
- **Organization subpart:** No
- **Authorized official:** Singh Boun, PRESIDENT
## Practice location
- **Address:** 210 N GARFIELD AVE, SUITE #201, Monterey Park, CA 91754-1746
- **Phone:** (626) 280-5000 · **Fax:** (626) 280-5100
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Family Practice) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 10, 2007
- **Other identifiers:** Medicaid 00A796580 (CA); Medicare UPIN Y01809; Medicaid 00A796581 (CA); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1144363995) · Data from the CMS NPPES public registry.