DR. AARON WINTER MD
NPI 1871146977
Ophthalmology in Loma Linda, CA
About Dr. Aaron Winter Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AARON WINTER MD (NPI 1871146977) is an individual ophthalmology provider in Loma Linda, California, licensed in California (A173256) and active in the NPI registry since July 2019. He is enrolled in Medicare PECOS, maintains a secondary practice location in Boston, and is a graduate of Mcgill University, Faculty Of Medicine (2014).
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
Dr. Aaron Winter 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 Aaron Winter reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Loma Linda, CA 92354
- Reassigned Medicare billing, California enrollment
- 2,584 clinicians in this Medicare group
San Bernardino, CA 92408
- Reassigned Medicare billing, California enrollment
- 455 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 10
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 92354 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.
LOMA LINDA, CA 92354
LOMA LINDA, CA 92354
LOMA LINDA, CA 92354
LOMA LINDA, CA 92354
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 Aaron Winter's NPI number?
The NPI number for Aaron Winter is 1871146977. It was assigned to this individual provider in the NPPES registry on July 18, 2019.
Where is Aaron Winter located?
Aaron Winter practices at 11370 Anderson St, Loma Linda, CA 92354. The listed phone number is (909) 558-2154.
What is Aaron Winter's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Aaron Winter enrolled in Medicare?
Yes. Aaron Winter 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 Aaron Winter's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Aaron Winter reassigns Medicare benefits to 2 organizations: Faculty Physicians And Surgeons Of Llusm (Loma Linda, CA) and Sac Health System (San Bernardino, CA). 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 Aaron Winter'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 Aaron Winter was last updated on May 7, 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.
# Dr. Aaron Winter, MD · NPI 1871146977
Ophthalmology physician in Loma Linda, California. Individual provider, active in the CMS NPPES registry since July 18, 2019.
## Identity
- **NPI:** 1871146977 (Entity type: Individual)
- **Enumerated:** July 18, 2019
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** A173256 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 11370 ANDERSON ST, Loma Linda, CA 92354-3450
- **Phone:** (909) 558-2154 · **Fax:** (909) 558-2180
## 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): Faculty Physicians And Surgeons Of Llusm (NPI 1194775122, Loma Linda, CA); Sac Health System (NPI 1013935915, San Bernardino, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Mcgill University, Faculty Of Medicine, class of 2014
## Record status
- **NPPES last updated:** May 7, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1871146977) · Data from the CMS NPPES public registry.