ALEXANDER LAM MD
NPI 1205497104
Surgery - Vascular Surgery in Pomona, CA
About Alexander Lam Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDER LAM MD (NPI 1205497104) is an individual vascular surgery provider in Pomona, California, licensed in Pennsylvania (MT218054) and active in the NPI registry since June 2019. He is enrolled in Medicare PECOS, maintains a secondary practice location in Philadelphia, and is a graduate of University Of California, San Francisco School Of Medicine (2019).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Alexander Lam Md 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 Alexander Lam reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Pomona, CA 91767
- Reassigned Medicare billing, California enrollment
- 4 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 91767 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Alexander Lam's NPI number?
The NPI number for Alexander Lam is 1205497104. It was assigned to this individual provider in the NPPES registry on June 23, 2019.
Where is Alexander Lam located?
Alexander Lam practices at 350 Vinton Ave Ste 202, Pomona, CA 91767. The listed phone number is (909) 973-1148.
What is Alexander Lam's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.
Is Alexander Lam enrolled in Medicare?
Yes. Alexander Lam 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 Alexander Lam's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Lam reassigns Medicare benefits to Jerry Kim MD Inc (Pomona, CA). 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 Alexander Lam'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 Alexander Lam was last updated on June 4, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Alexander Lam, MD · NPI 1205497104
Vascular Surgery physician in Pomona, California. Individual provider, active in the CMS NPPES registry since June 23, 2019.
## Identity
- **NPI:** 1205497104 (Entity type: Individual)
- **Enumerated:** June 23, 2019
- **Primary specialty:** Surgery - Vascular Surgery · taxonomy 2086S0129X
- **State license:** MT218054 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 350 VINTON AVE STE 202, Pomona, CA 91767-3000
- **Phone:** (909) 973-1148 · **Fax:** (909) 363-4954
## 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:** Jerry Kim MD Inc (NPI 1093452278, Pomona, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Francisco School Of Medicine, class of 2019
## Record status
- **NPPES last updated:** June 4, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1205497104) · Data from the CMS NPPES public registry.