ERIKA MARIE ELLIS MD, PHD
NPI 1174011217
Ophthalmology - Cornea and External Diseases Specialist in Sacramento, CA
About Erika Marie Ellis Md, Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERIKA MARIE ELLIS MD, PHD (NPI 1174011217) is an individual cornea and external diseases specialist in Sacramento, California, licensed in California (A165779) and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses
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
Erika Marie Ellis Md, Phd 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 Erika Ellis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Sacramento, CA 95817
- Reassigned Medicare billing, California enrollment
- 2,570 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 95817 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.
SACRAMENTO, CA 95817
SACRAMENTO, CA 95817
SACRAMENTO, CA 95817
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 Erika Ellis's NPI number?
The NPI number for Erika Ellis is 1174011217. It was assigned to this individual provider in the NPPES registry on April 24, 2018.
Where is Erika Ellis located?
Erika Ellis practices at 4860 Y St, Sacramento, CA 95817. The listed phone number is (916) 734-6602.
What is Erika Ellis's specialty?
The primary specialty registered for this NPI is Ophthalmology, specializing in Cornea and External Diseases Specialist, with taxonomy code 207WX0120X.
Is Erika Ellis enrolled in Medicare?
Yes. Erika Ellis 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 Erika Ellis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Erika Ellis reassigns Medicare benefits to Regents Of The Univ Of Ca (Sacramento, 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 Erika Ellis'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 Erika Ellis was last updated on July 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Erika Marie Ellis, MD, PHD · NPI 1174011217
Cornea and External Diseases Specialist physician in Sacramento, California. Individual provider, active in the CMS NPPES registry since April 24, 2018.
## Identity
- **NPI:** 1174011217 (Entity type: Individual)
- **Enumerated:** April 24, 2018
- **Primary specialty:** Ophthalmology - Cornea and External Diseases Specialist · taxonomy 207WX0120X
- **State license:** A165779 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4860 Y ST, Sacramento, CA 95817-2307
- **Phone:** (916) 734-6602
## 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:** Regents Of The Univ Of Ca (NPI 1013906973, Sacramento, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** July 3, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1174011217) · Data from the CMS NPPES public registry.