Ashley Kristine Butler, O.D.
Optometrist · Oceanside, CA
At a glance
3637 Vista Way, Oceanside, CA 92056-4522
NPPES record updated Feb 10, 2022. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
3637 Vista WayOceanside, CA 92056-4522
Additional reported practice locations
477 North El Camino RealSuite C202
Encinitas, CA 92024
Phone: 8666569221
Fax: 7607535150 555 N 13Th Ave
Upland, CA 917864904
Phone: 9092772420
Fax: 9092061097
Education & affiliations
- Medical / professional school
- Indiana University - School Of Optometry
- Graduation year
- 2011
- CMS specialties
- Optometry
Practice groups
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $580.77 |
| Entertainment | $142.41 |
Reporting companies
| Company | Amount |
|---|---|
| BAUSCH & LOMB AMERICAS INC. | $147.00 |
| OPTOS, INC. | $142.41 |
| ASTELLAS PHARMA US INC | $72.96 |
| HARROW EYE, LLC | $69.26 |
| GENENTECH USA, INC. | $68.44 |
| REGENERON HEALTHCARE SOLUTIONS, INC. | $62.16 |
| OYSTER POINT PHARMA, INC. | $60.80 |
| APELLIS PHARMACEUTICALS, INC. | $32.87 |
| Other reporting companies | $67.28 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Optometrist
- Taxonomy code
- 152W00000X
- Enumeration date
- Jul 12, 2011
- Record updated
- Feb 10, 2022
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- O.D.
Reported taxonomies and licenses
152W00000X · Primary
License reported: OPT14205 CA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
3637 Vista WayOceanside, CA 92056-4522
- Phone
- (760) 758-2008
- Fax
- (760) 758-2004
Mailing address
477 NORTH EL CAMINO REALSUITE C202
ENCINITAS, CA 92024
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
Report a directory issue