JANELLE NICOLE RUIZ MD
NPI 1609452002
Psychiatry & Neurology - Psychiatry in Stanford, CA
About Janelle Nicole Ruiz Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JANELLE NICOLE RUIZ MD (NPI 1609452002) is an individual psychiatry provider in Stanford, California, licensed in California (A-189427) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS, maintains a secondary practice location in Palo Alto, and is a graduate of Stanford University School Of Medicine (2021).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
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
Janelle Nicole Ruiz 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
7Medicare enrollment records show Janelle Ruiz reassigns Medicare billing to 7 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
Palo Alto, CA 94304
- Reassigned Medicare billing, California enrollment
- 3,617 clinicians in this Medicare group
Palo Alto, CA 94306
- Reassigned Medicare billing, California enrollment
- 2,460 clinicians in this Medicare group
Pasadena, CA 91105
- Reassigned Medicare billing, California enrollment
- 204 clinicians in this Medicare group
Los Angeles, CA 90059
- Reassigned Medicare billing, California enrollment
- 554 clinicians in this Medicare group
Redlands, CA 92373
- Reassigned Medicare billing, California enrollment
- 241 clinicians in this Medicare group
Wentzville, MO 63385
- Reassigned Medicare billing, Missouri enrollment
- 741 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 94305 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.
STANFORD, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
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 Janelle Ruiz's NPI number?
The NPI number for Janelle Ruiz is 1609452002. It was assigned to this individual provider in the NPPES registry on March 24, 2021.
Where is Janelle Ruiz located?
Janelle Ruiz practices at 300 Pasteur Dr, Stanford, CA 94305. The listed phone number is (650) 723-4000.
What is Janelle Ruiz's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.
Is Janelle Ruiz enrolled in Medicare?
Yes. Janelle Ruiz 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 Janelle Ruiz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Janelle Ruiz reassigns Medicare benefits to 7 organizations: Stanford Health Care (Stanford, CA), Lpch Medical Group Div Of Lucile (Palo Alto, CA), County Of Santa Clara (Palo Alto, CA), The Huntington Medical Foundation (Pasadena, CA), Martin Luther King Jr Community Medical Foundation (Los Angeles, CA) and 2 more organizations, listed in the Medicare section above. 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 Janelle Ruiz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Janelle Ruiz accept?
Health plans from Anthem Blue Cross and Blue Shield list Janelle Ruiz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Janelle Ruiz was last updated on April 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.
# Janelle Nicole Ruiz, MD · NPI 1609452002
Psychiatry physician in Stanford, California. Individual provider, active in the CMS NPPES registry since March 24, 2021.
## Identity
- **NPI:** 1609452002 (Entity type: Individual)
- **Enumerated:** March 24, 2021
- **Primary specialty:** Psychiatry & Neurology - Psychiatry · taxonomy 2084P0800X
- **State license:** A-189427 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 PASTEUR DR, Stanford, CA 94305-2200
- **Phone:** (650) 723-4000
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Stanford Health Care (NPI 1437292927, Stanford, CA); Lpch Medical Group Div Of Lucile (NPI 1417907940, Palo Alto, CA); County Of Santa Clara (NPI 1144330614, Palo Alto, CA); The Huntington Medical Foundation (NPI 1154467181, Pasadena, CA); Martin Luther King Jr Community Medical Foundation (NPI 1356899777, Los Angeles, CA); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Stanford University School Of Medicine, class of 2021
## Record status
- **NPPES last updated:** April 8, 2026
- **Other identifiers:** Other 2026000956 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1609452002) · Data from the CMS NPPES public registry.