DR. ELIZABETH WANJA MATHENGE MD
NPI 1720511629
Ophthalmology in Stanford, CA
About Dr. Elizabeth Wanja Mathenge Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ELIZABETH WANJA MATHENGE MD (NPI 1720511629) is an individual ophthalmology provider in Stanford, California, licensed in California (A173025) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS, is affiliated with Duke University Hospital, and is a graduate of Duke University School Of Medicine (2017).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Dr. Elizabeth Wanja Mathenge 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 Reassignments
2Medicare enrollment records show Elizabeth Mathenge reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Mooresville, NC 28117
- Reassigned Medicare billing, North Carolina enrollment
- 3,671 clinicians in this Medicare group
Durham, NC 27710
- Reassigned Medicare billing, North Carolina enrollment
- 1,482 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 3
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Duke University Hospital
Acute Care Hospitals · Durham, NCPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94305 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.
STANFORD, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
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 Elizabeth Mathenge's NPI number?
The NPI number for Elizabeth Mathenge is 1720511629. It was assigned to this individual provider in the NPPES registry on April 6, 2017.
Where is Elizabeth Mathenge located?
Elizabeth Mathenge practices at 300 Pasteur Dr, Stanford, CA 94305. The listed phone number is (650) 723-4000.
What is Elizabeth Mathenge's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Elizabeth Mathenge enrolled in Medicare?
Yes. Elizabeth Mathenge 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 organizations bill Medicare for Elizabeth Mathenge's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Mathenge reassigns Medicare benefits to 2 organizations: Duke Health Integrated Practice, Inc. (Mooresville, NC) and Duke University Health System, Inc. (Durham, NC). 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 Elizabeth Mathenge's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Elizabeth Mathenge accept?
Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina, Ambetter of Tennessee and CareSource and 1 other insurer list Elizabeth Mathenge as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Elizabeth Mathenge affiliated with any hospitals?
According to CMS data, Elizabeth Mathenge is affiliated with Duke University Hospital.
When was this NPI record last updated?
The NPPES record for Elizabeth Mathenge was last updated on August 4, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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. Elizabeth Wanja Mathenge, MD · NPI 1720511629
Ophthalmology physician in Stanford, California. Individual provider, active in the CMS NPPES registry since April 6, 2017.
## Identity
- **NPI:** 1720511629 (Entity type: Individual)
- **Enumerated:** April 6, 2017
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** A173025 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 300 PASTEUR DR, Stanford, CA 94305-2200
- **Phone:** (650) 723-4000
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Duke Health Integrated Practice, Inc. (NPI 1760288633, Mooresville, NC); Duke University Health System, Inc. (NPI 1558392977, Durham, NC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Duke University School Of Medicine, class of 2017
## Record status
- **NPPES last updated:** August 4, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1720511629) · Data from the CMS NPPES public registry.