LI LISA ZENG M.D.
NPI 1447338207
Pathology - Anatomic Pathology in San Leandro, CA
About Li Lisa Zeng M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LI LISA ZENG M.D. (NPI 1447338207) is an individual anatomic pathology provider in San Leandro, California, licensed in California (A72459) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1985).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Li Lisa Zeng M.d. 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 Li Zeng reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Redwood City, CA 94063
- 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94577 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 20
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 Li Zeng's NPI number?
The NPI number for Li Zeng is 1447338207. It was assigned to this individual provider in the NPPES registry on November 1, 2006.
Where is Li Zeng located?
Li Zeng practices at 2500 Merced St, San Leandro, CA 94577. The listed phone number is (510) 454-1000.
What is Li Zeng's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.
Is Li Zeng enrolled in Medicare?
Yes. Li Zeng 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 Li Zeng's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Li Zeng reassigns Medicare benefits to Permanente Medical Group Inc (Redwood City, 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 Li Zeng'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 Li Zeng was last updated on December 8, 2021. 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.
# Li Lisa Zeng, M.D. · NPI 1447338207
Anatomic Pathology physician in San Leandro, California. Individual provider, active in the CMS NPPES registry since November 1, 2006.
## Identity
- **NPI:** 1447338207 (Entity type: Individual)
- **Enumerated:** November 1, 2006
- **Primary specialty:** Pathology - Anatomic Pathology · taxonomy 207ZP0101X
- **State license:** A72459 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2500 MERCED ST, San Leandro, CA 94577-4201
- **Phone:** (510) 454-1000
## 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:** Permanente Medical Group Inc (NPI 1639252604, Redwood City, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1985
## Record status
- **NPPES last updated:** December 8, 2021
- **Other identifiers:** Medicaid 00A724590 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1447338207) · Data from the CMS NPPES public registry.