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ELIZABETH CHRISTINE SANTANIELLO NP
NPI 1851822175
Nurse Practitioner in Palo Alto, CA

Active since March 27, 2017PECOS Enrolled
725 WELCH RD, PALO ALTO, CA 94304(650) 497-8000 Get Directions Write a Review

NPPES record last updated: May 6, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 6, 2025, Jul 5, 2018, Mar 27, 2017 (3 updates tracked since 2017).

About Elizabeth Christine Santaniello Np NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ELIZABETH CHRISTINE SANTANIELLO NP (NPI 1851822175) is an individual nurse practitioner in Palo Alto, California, licensed in California (95032273) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1851822175
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameELIZABETH CHRISTINE SANTANIELLOCredential: NP
Location Address725 WELCH RDPalo Alto, CA 94304-1601
Mailing Address725 Welch RdPalo Alto, CA 94304-1601 · (650) 497-8000
Phone(650) 497-8000
Sole ProprietorYes
Enumeration DateMarch 27, 2017
Last NPPES UpdateMay 6, 20253 updates tracked since enumeration
NPPES CertifiedMay 6, 2025
✔ NPI 1851822175 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in CA · 95032273
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License SP016721 (PA), 341459 (NY)
725 WELCH RD, Palo Alto, CA 94304
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1267 Hill RdRome, NY 13441 · Phone (315) 338-7540 · Fax (315) 338-7538
Location 22133 45th Ave, 2nd floorLong Island City, NY 11101-4703 · Phone (856) 780-2020

Other Identifiers 1

Medicaid04820119NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Elizabeth Christine Santaniello Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

5

Medicare enrollment records show Elizabeth Santaniello reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Lpch Medical Group Div Of Lucile
Same address
Children
725 WELCH RD
Palo Alto, CA 94304
  • Reassigned Medicare billing, California enrollment
  • 3,617 clinicians in this Medicare group
NPI 1417907940 (650) 498-6762
Stanford Health Care
0.2 mi
General Acute Care Hospital
300 PASTEUR DRIVE
Stanford, CA 94305
  • Reassigned Medicare billing, California enrollment
  • 4,258 clinicians in this Medicare group
NPI 1437292927 (650) 723-4000
Refael Medical, Inc.
316 mi
General Practice
8200 WILSHIRE BLVD
Beverly Hills, CA 90211
  • Reassigned Medicare billing, California enrollment
  • 6 clinicians in this Medicare group
NPI 1003502386 (310) 879-7167
Temima Healthcare
316 mi
General Practice
8200 WILSHIRE BLVD, SUITE 300
Beverly Hills, CA 90211
  • Reassigned Medicare billing, California enrollment
  • 9 clinicians in this Medicare group
NPI 1245078054 (310) 933-5688
Healogics Specialty Physicians Of Colorado-Professional, LLC
935 mi
Undersea and Hyperbaric Medicine
11600 W 2ND PL
Lakewood, CO 80228
  • Reassigned Medicare billing, Colorado enrollment
  • 51 clinicians in this Medicare group
NPI 1114559572 (719) 562-6110

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.

New Patient
$106.47 typical visit price
range $70.37 – $206.04
Typical copayment $26.61 (range $17.59 – $51.51)
Most-billed visit code 99203
Established Patient
$121.77 typical visit price
range $23.96 – $169.60
Typical copayment $30.44 (range $5.99 – $42.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Collagen dressing, sterile, size 16 sq. in. or less, each A6021
DME-Medical/Surgical Supplies · category DA023N
2 suppliers13 claims120 services$20.33 avg. paid by Medicare
Gauze, non-impregnated, sterile, pad size 16 sq. in. or less, with any size adhesive border, each dressing A6219
DME-Medical/Surgical Supplies · category DA023N
5 suppliers18 claims220 services$0.93 avg. paid by Medicare
Conforming bandage, non-elastic, knitted/woven, sterile, width greater than or equal to three inches and less than five inches, per yard A6446
DME-Medical/Surgical Supplies · category DA023N
3 suppliers11 claims641 services$0.38 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

EIRI INENAGA MS, OTR/L
Occupational Therapist (Pediatrics)
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8218
WENDY LEIGH ADAMS ARNP
Nurse Practitioner (Neonatal)
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
KEVIN WEI-HAN CHI MD
Pediatrics
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
ASHEEN RAMA MD
Anesthesiology (Pediatric Anesthesiology)
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
CRYSTAL LEE MACKALL MD
Pediatrics (Pediatric Hematology-Oncology)
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
KRISTI LYNNE O'CONNOR OT
Occupational Therapist
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
LAUREN GENNA ROOS NP
Nurse Practitioner
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000
SHALINI MITTAL MD
Hospitalist
725 WELCH RD
PALO ALTO, CA 94304
Santa Clara County (650) 497-8000

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 Elizabeth Santaniello's NPI number?

The NPI number for Elizabeth Santaniello is 1851822175. It was assigned to this individual provider in the NPPES registry on March 27, 2017.

Where is Elizabeth Santaniello located?

Elizabeth Santaniello practices at 725 Welch Rd, Palo Alto, CA 94304. The listed phone number is (650) 497-8000.

What is Elizabeth Santaniello's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Elizabeth Santaniello enrolled in Medicare?

Yes. Elizabeth Santaniello is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Elizabeth Santaniello's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth Santaniello reassigns Medicare benefits to 5 organizations: Lpch Medical Group Div Of Lucile (Palo Alto, CA), Stanford Health Care (Stanford, CA), Refael Medical, Inc. (Beverly Hills, CA), Temima Healthcare (Beverly Hills, CA) and Healogics Specialty Physicians Of Colorado-Professional, LLC (Lakewood, CO). 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 Elizabeth Santaniello'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 Elizabeth Santaniello was last updated on May 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.