OLIVIA MARIE MARIK-REIS MD
NPI 1609403351
Obstetrics & Gynecology in Los Gatos, CA
About Olivia Marie Marik-reis Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OLIVIA MARIE MARIK-REIS MD (NPI 1609403351) is an individual obstetrics & gynecology provider in Los Gatos, California, licensed in California (A192447) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS and is a graduate of Irvine California College Of Medicine (2020).
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
Olivia Marie Marik-reis 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 Olivia Marik-reis reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stanford, CA 94305
- Reassigned Medicare billing, California enrollment
- 4,258 clinicians in this Medicare group
Newark, CA 94560
- Reassigned Medicare billing, California enrollment
- 435 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 95032 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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOS GATOS, CA 95032
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 Olivia Marik-reis's NPI number?
The NPI number for Olivia Marik-reis is 1609403351. It was assigned to this individual provider in the NPPES registry on March 24, 2020.
Where is Olivia Marik-reis located?
Olivia Marik-reis practices at 15151 National Ave Ste 1, Los Gatos, CA 95032. The listed phone number is (408) 356-0431.
What is Olivia Marik-reis's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Olivia Marik-reis enrolled in Medicare?
Yes. Olivia Marik-reis 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 Olivia Marik-reis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Olivia Marik-reis reassigns Medicare benefits to 2 organizations: Stanford Health Care (Stanford, CA) and University Healthcare Alliance (Newark, 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 Olivia Marik-reis'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 Olivia Marik-reis was last updated on October 8, 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.
# Olivia Marie Marik-Reis, MD · NPI 1609403351
Obstetrics & Gynecology physician in Los Gatos, California. Individual provider, active in the CMS NPPES registry since March 24, 2020.
## Identity
- **NPI:** 1609403351 (Entity type: Individual)
- **Enumerated:** March 24, 2020
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** A192447 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 15151 NATIONAL AVE STE 1, Los Gatos, CA 95032-2627
- **Phone:** (408) 356-0431
## 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): Stanford Health Care (NPI 1437292927, Stanford, CA); University Healthcare Alliance (NPI 1760531198, Newark, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Irvine California College Of Medicine, class of 2020
## Record status
- **NPPES last updated:** October 8, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1609403351) · Data from the CMS NPPES public registry.