KA WAI LO MD
NPI 1639753445
Student in an Organized Health Care Education/Training Program in San Francisco, CA
About Ka Wai Lo Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KA WAI LO MD (NPI 1639753445) is an individual student in an organized health care education/training program in San Francisco, California and active in the NPI registry since May 2021. She is enrolled in Medicare PECOS and maintains a secondary practice location in South San Francisco.
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 (PECOS)
Ka Wai Lo Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ka Lo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Francisco, CA 94116
- Reassigned Medicare billing, California enrollment
- 20,078 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.
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 Ka Lo's NPI number?
The NPI number for Ka Lo is 1639753445. It was assigned to this individual provider in the NPPES registry on May 7, 2021.
Where is Ka Lo located?
Ka Lo practices at 4150 Clement St Fl 3, San Francisco, CA 94121. The listed phone number is (415) 221-4810.
What is Ka Lo's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Ka Lo enrolled in Medicare?
Yes. Ka Lo is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ka Lo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ka Lo reassigns Medicare benefits to Permanente Medical Group Inc (San Francisco, 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 Ka Lo'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 Ka Lo was last updated on February 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months 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.
# Ka Wai Lo, MD · NPI 1639753445
Student in an Organized Health Care Education/Training Program provider in San Francisco, California. Individual provider, active in the CMS NPPES registry since May 7, 2021.
## Identity
- **NPI:** 1639753445 (Entity type: Individual)
- **Enumerated:** May 7, 2021
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** No
## Practice location
- **Address:** 4150 CLEMENT ST FL 3, San Francisco, CA 94121-1563
- **Phone:** (415) 221-4810
## 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:** Permanente Medical Group Inc (NPI 1841373800, San Francisco, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 14, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1639753445) · Data from the CMS NPPES public registry.