MARIA FELICITAS M DIZON M.D.
NPI 1598910267
Family Medicine - Geriatric Medicine in Thousand Oaks, CA
About Maria Felicitas M Dizon M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIA FELICITAS M DIZON M.D. (NPI 1598910267) is an individual geriatric medicine provider in Thousand Oaks, California, licensed in California (A101526) and active in the NPI registry since November 2008. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Maria Felicitas M Dizon M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Maria Felicitas Dizon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Santa Clara, CA 95051
- Reassigned Medicare billing, California enrollment
- 20,078 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 91360 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 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
THOUSAND OAKS, CA 91360
THOUSAND OAKS, CA 91360
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 Maria Felicitas Dizon's NPI number?
The NPI number for Maria Felicitas Dizon is 1598910267. It was assigned to this individual provider in the NPPES registry on November 23, 2008.
Where is Maria Felicitas Dizon located?
Maria Felicitas Dizon practices at 365 E Hillcrest Dr, Thousand Oaks, CA 91360. The listed phone number is (818) 719-2252.
What is Maria Felicitas Dizon's specialty?
The primary specialty registered for this NPI is Family Medicine, specializing in Geriatric Medicine, with taxonomy code 207QG0300X.
Is Maria Felicitas Dizon enrolled in Medicare?
Yes. Maria Felicitas Dizon is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Maria Felicitas Dizon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maria Felicitas Dizon reassigns Medicare benefits to Permanente Medical Group Inc (Santa Clara, 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 Maria Felicitas Dizon'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 Maria Felicitas Dizon was last updated on February 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Maria Felicitas M Dizon, M.D. · NPI 1598910267
Geriatric Medicine physician in Thousand Oaks, California. Individual provider, active in the CMS NPPES registry since November 23, 2008.
## Identity
- **NPI:** 1598910267 (Entity type: Individual)
- **Enumerated:** November 23, 2008
- **Primary specialty:** Family Medicine - Geriatric Medicine · taxonomy 207QG0300X
- **State license:** A101526 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 365 E HILLCREST DR, Thousand Oaks, CA 91360-5820
- **Phone:** (818) 719-2252
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Permanente Medical Group Inc (NPI 1073606299, Santa Clara, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 11, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1598910267) · Data from the CMS NPPES public registry.