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ALIXANDRA MADERA BAYCROFT M.D.
NPI 1134653223
Anesthesiology in Stanford, CA

Active since April 14, 2017PECOS EnrolledAccepts Medicare Assignment
80.58/100
CMS Quality Rating
300 PASTEUR DR RM H3580, STANFORD, CA 94305(650) 723-6412 Get Directions Write a Review

NPPES record last updated: September 7, 2021. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Sep 7, 2021, Jul 14, 2021, Apr 14, 2017 (3 updates tracked since 2017).

About Alixandra Madera Baycroft M.d. NPPES

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

ALIXANDRA MADERA BAYCROFT M.D. (NPI 1134653223) is an individual anesthesiology provider in Stanford, California, licensed in California (A157283) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2017).

NPPES Registry Identity

NPI1134653223
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameALIXANDRA MADERA BAYCROFTCredential: M.D.
Location Address300 PASTEUR DR RM H3580Stanford, CA 94305-2200
Mailing Address300 Pasteur Dr Rm H3580Stanford, CA 94305-2200 · (650) 723-6412
Phone(650) 723-6412
Sole ProprietorYes
Medical School CMSOtherGraduated 2017
Enumeration DateApril 14, 2017
Last NPPES UpdateSeptember 7, 20213 updates tracked since enumeration
NPPES CertifiedSeptember 7, 2021
✔ NPI 1134653223 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CA · A157283
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
300 PASTEUR DR RM H3580, Stanford, CA 94305
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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

Alixandra Madera Baycroft M.d. 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.

PECOS PAC ID7012310873
PECOS Enrollment IDI20210730002171
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 Reassignment

Medicare enrollment records show Alixandra Baycroft reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

County Of Santa Clara
2.0 mi
Mental Health (Including Community Mental Health Center)
231 GRANT AVENUE
Palo Alto, CA 94306
  • Reassigned Medicare billing, California enrollment
  • Also billed through NPI 1588721500 (California), NPI 1629301346 (California)
  • 2,460 clinicians in this Medicare group
NPI 1144330614 (650) 321-5545

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

80.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality67.43
Promoting Interoperability100
Improvement Activities40
Cost46.5

Other Providers at the Same Location NPPES 13

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. GEOFFREY EDWIN LANGHAM M.D.
Anesthesiology
300 PASTEUR DR RM H3580, STANFORD MEDICAL CENTER DEPARTMENT OF ANESTHESIA
STANFORD, CA 94305
Santa Clara County (650) 723-6415
JOANNA BARBARA MADEJ
Student in an Organized Health Care Education/Training Program
300 PASTEUR DR RM H3580
STANFORD, CA 94305
Santa Clara County (650) 723-6412
DR. AHMED ZAHER ZAAFRAN M.D.
Anesthesiology
300 PASTEUR DR RM H3580
STANFORD, CA 94305
Santa Clara County (650) 723-7377
MISS GERALDINE FLANAGAN DISKIN CRNA
Nurse Anesthetist, Certified Registered
300 PASTEUR DR RM H3580
STANFORD, CA 94305
Santa Clara County (650) 723-6412
JED ADAM COHN M.D.
Anesthesiology
300 PASTEUR DR RM H3580
STANFORD, CA 94305
Santa Clara County (657) 723-6661
FELIPE DE JESUS PEREZ MD
Anesthesiology (Pediatric Anesthesiology)
300 PASTEUR DR RM H3580
STANFORD, CA 94305
Santa Clara County (650) 723-6412
CLARITY R COFFMAN M.D., M.P.H.
Anesthesiology
300 PASTEUR DR RM H3580
STANFORD, CA 94305
Santa Clara County (650) 723-6412
ANDREW PETER BARTUSKA MD
General Practice
300 PASTEUR DR RM H3580
STANFORD, CA 94305
Santa Clara County (650) 723-6412

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 Alixandra Baycroft's NPI number?

The NPI number for Alixandra Baycroft is 1134653223. It was assigned to this individual provider in the NPPES registry on April 14, 2017.

Where is Alixandra Baycroft located?

Alixandra Baycroft practices at 300 Pasteur Dr Rm H3580, Stanford, CA 94305. The listed phone number is (650) 723-6412.

What is Alixandra Baycroft's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Alixandra Baycroft enrolled in Medicare?

Yes. Alixandra Baycroft 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 organization bills Medicare for Alixandra Baycroft's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alixandra Baycroft reassigns Medicare benefits to County Of Santa Clara (Palo Alto, 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 Alixandra Baycroft'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 Alixandra Baycroft was last updated on September 7, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.