CATHERINE ARELLANO SENDAYDIEGO MD
NPI 1487000188
Family Medicine in Ventura, CA
About Catherine Arellano Sendaydiego Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CATHERINE ARELLANO SENDAYDIEGO MD (NPI 1487000188) is an individual family medicine provider in Ventura, California, licensed in California (A153329) and active in the NPI registry since May 2016. She is enrolled in Medicare PECOS and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 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
Catherine Arellano Sendaydiego 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 Reassignment
Medicare enrollment records show Catherine Sendaydiego reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Ventura, CA 93003
- Reassigned Medicare billing, California enrollment
- 710 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 93003 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.
VENTURA, CA 93003
VENTURA, CA 93003
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 Catherine Sendaydiego's NPI number?
The NPI number for Catherine Sendaydiego is 1487000188. It was assigned to this individual provider in the NPPES registry on May 11, 2016. The provider is also known as Catherine Krystle Arellano MD.
Where is Catherine Sendaydiego located?
Catherine Sendaydiego practices at 300 Hillmont Ave, Ventura, CA 93003. The listed phone number is (805) 652-6100.
What is Catherine Sendaydiego's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Catherine Sendaydiego enrolled in Medicare?
Yes. Catherine Sendaydiego 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 Catherine Sendaydiego's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Sendaydiego reassigns Medicare benefits to County Of Ventura (Ventura, 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 Catherine Sendaydiego'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 Catherine Sendaydiego was last updated on July 18, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Catherine Arellano Sendaydiego, MD · NPI 1487000188
Family Medicine physician in Ventura, California. Individual provider, active in the CMS NPPES registry since May 11, 2016.
## Identity
- **NPI:** 1487000188 (Entity type: Individual)
- **Enumerated:** May 11, 2016
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A153329 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 HILLMONT AVE, Ventura, CA 93003-1651
- **Phone:** (805) 652-6100 · **Fax:** (805) 652-3252
## 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:** County Of Ventura (NPI 1619118569, Ventura, 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 18, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1487000188) · Data from the CMS NPPES public registry.