ALEXANDRA KRISTIN KLEIN BOR MD
NPI 1669935045
Anesthesiology in Palo Alto, CA

Active since April 11, 2019PECOS EnrolledAccepts Medicare Assignment
725 WELCH RD, PALO ALTO, CA 94304(650) 497-8000 Get Directions Write a Review

NPPES record last updated: May 19, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: May 19, 2026, Nov 13, 2024, Apr 11, 2019 (3 updates tracked since 2019).

About Alexandra Kristin Klein Bor Md NPPES

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

ALEXANDRA KRISTIN KLEIN BOR MD (NPI 1669935045) is an individual anesthesiology provider in Palo Alto, California, licensed in California (A182439) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS, maintains a secondary practice location in Stanford, and is a graduate of University Of Texas Medical School At Houston (2019).

NPPES Registry Identity

NPI1669935045
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameALEXANDRA KRISTIN KLEIN BORCredential: MD
Location Address725 WELCH RDPalo Alto, CA 94304-1601
Mailing Address725 Welch RdPalo Alto, CA 94304-1601 · (650) 497-8000
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical School At HoustonGraduated 2019
Enumeration DateApril 11, 2019
Last NPPES UpdateMay 19, 20263 updates tracked since enumeration
NPPES CertifiedMay 19, 2026
NPI 1669935045 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License Licensed in CA · A182439
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.
Also ListedAnesthesiology · Pediatric AnesthesiologyTaxonomy 207LP3000X · License A182439 (CA)
725 WELCH RD, Palo Alto, CA 94304

Other Names 1

Former Name (1)Alexandra Kristin Klein

Secondary Practice Location 1

Location 1300 Pasteur DrStanford, CA 94305-2200 · Phone (650) 723-6661 · Fax (650) 723-6661

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Alexandra Kristin Klein Bor 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.

PECOS PAC ID2163960295
PECOS Enrollment IDI20240820001879
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.

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.

Occupational Therapist (Pediatrics)
725 WELCH RD
PALO ALTO, CA 94304
Nurse Practitioner (Neonatal)
725 WELCH RD
PALO ALTO, CA 94304
Pediatrics
725 WELCH RD
PALO ALTO, CA 94304
Anesthesiology (Pediatric Anesthesiology)
725 WELCH RD
PALO ALTO, CA 94304
Pediatrics (Pediatric Hematology-Oncology)
725 WELCH RD
PALO ALTO, CA 94304
Occupational Therapist
725 WELCH RD
PALO ALTO, CA 94304
Nurse Practitioner
725 WELCH RD
PALO ALTO, CA 94304
Hospitalist
725 WELCH RD
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 Alexandra Kristin Bor's NPI number?

The NPI number for Alexandra Kristin Bor is 1669935045. It was assigned to this individual provider in the NPPES registry on April 11, 2019. The provider is also known as Alexandra Kristin Klein.

Where is Alexandra Kristin Bor located?

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

What is Alexandra Kristin Bor's specialty?

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

Is Alexandra Kristin Bor enrolled in Medicare?

Yes. Alexandra Kristin Bor 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.

When was this NPI record last updated?

The NPPES record for Alexandra Kristin Bor was last updated on May 19, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.