PAIGE NICOLE MILLIKEN MD
NPI 1891314134
Emergency Medicine in Palo Alto, CA
About Paige Nicole Milliken Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PAIGE NICOLE MILLIKEN MD (NPI 1891314134) is an individual emergency medicine provider in Palo Alto, California, licensed in California (A184087) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS and is a graduate of University Of California, San Diego School Of Medicine (2020).
NPPES Registry Identity
Specialties & Licenses
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
Paige Nicole Milliken 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 Paige Milliken reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Redwood City, CA 94063
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
San Jose, CA 95128
- Reassigned Medicare billing, California enrollment
- 197 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 94304 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.
PALO ALTO, CA 94304
PALO ALTO, CA 94304
PALO ALTO, CA 94304
PALO ALTO, CA 94304
PALO ALTO, CA 94304
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 Paige Milliken's NPI number?
The NPI number for Paige Milliken is 1891314134. It was assigned to this individual provider in the NPPES registry on April 15, 2020. The provider is also known as Paige Nicole Ruiz.
Where is Paige Milliken located?
Paige Milliken practices at 900 Welch Rd Ste 350, Palo Alto, CA 94304. The listed phone number is (650) 723-9215.
What is Paige Milliken's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Paige Milliken enrolled in Medicare?
Yes. Paige Milliken 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 Paige Milliken's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Paige Milliken reassigns Medicare benefits to 2 organizations: Permanente Medical Group Inc (Redwood City, CA) and Emergency Physicians Associates San Jose PC (San Jose, 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 Paige Milliken'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 Paige Milliken was last updated on April 2, 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.
# Paige Nicole Milliken, MD · NPI 1891314134
Emergency Medicine physician in Palo Alto, California. Individual provider, active in the CMS NPPES registry since April 15, 2020.
## Identity
- **NPI:** 1891314134 (Entity type: Individual)
- **Enumerated:** April 15, 2020
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** A184087 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 900 WELCH RD STE 350, Palo Alto, CA 94304-1807
- **Phone:** (650) 723-9215
## 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): Permanente Medical Group Inc (NPI 1639252604, Redwood City, CA); Emergency Physicians Associates San Jose PC (NPI 1306311576, San Jose, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Diego School Of Medicine, class of 2020
## Record status
- **NPPES last updated:** April 2, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1891314134) · Data from the CMS NPPES public registry.