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ALEXANDRA ORTEGA D.O.
NPI 1710332655
Emergency Medicine in San Leandro, CA

Active since April 28, 2016PECOS EnrolledAccepts Medicare Assignment
2500 MERCED ST, SAN LEANDRO, CA 94577(510) 299-5019 Get Directions Write a Review

NPPES record last updated: February 1, 2024. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Dec 14, 2021, Jan 11, 2019, Oct 13, 2018 (3 updates tracked since 2018).

About Alexandra Ortega D.o. NPPES

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

ALEXANDRA ORTEGA D.O. (NPI 1710332655) is an individual emergency medicine provider in San Leandro, California, licensed in California (18723) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS and is a graduate of New York College Of Osteo Medicine Of New York Institute Of Technology (2016).

NPPES Registry Identity

NPI1710332655
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameALEXANDRA ORTEGACredential: D.O.
Location Address2500 MERCED STSan Leandro, CA 94577-4201
Mailing Address2500 Merced StSan Leandro, CA 94577-4201
Phone(510) 299-5019
Sole ProprietorNo
Medical School CMSNew York College Of Osteo Medicine Of New York Institute Of TechnologyGraduated 2016
Enumeration DateApril 28, 2016
Last NPPES UpdateFebruary 1, 20243 updates tracked since enumeration
NPPES CertifiedFebruary 1, 2024
✔ NPI 1710332655 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · 18723
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
2500 MERCED ST, San Leandro, CA 94577
Open in Google Maps ↗

Other Names 1

Former Name (1)Alexandra Villapiano

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 Ortega D.o. 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 ID5193058766
PECOS Enrollment IDI20211217001727
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94577 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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.

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.

DR. SHIENA SHARMA MD
Anesthesiology
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 454-1000
ANTHONY MICHAEL BATTAGLIA RN
Registered Nurse
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 454-1000
DR. ELIZABETH MACERA N.P.
Nurse Practitioner
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 454-1000
MS. TSUI TAM PHARM. D.
Pharmacist
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 454-2747
JEFFREY LI M.D.
Radiology (Diagnostic Radiology)
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 737-3032
CHIN-HSIANG FENG
Emergency Medicine
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 518-5598
MS. JESSICA RAE MARTINEZ CNM
Advanced Practice Midwife
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (925) 548-4751
DR. GRACE MINDY LEE M.D.
Emergency Medicine
2500 MERCED ST
SAN LEANDRO, CA 94577
Alameda County (510) 454-1000

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 Ortega's NPI number?

The NPI number for Alexandra Ortega is 1710332655. It was assigned to this individual provider in the NPPES registry on April 28, 2016. The provider is also known as Alexandra Villapiano.

Where is Alexandra Ortega located?

Alexandra Ortega practices at 2500 Merced St, San Leandro, CA 94577. The listed phone number is (510) 299-5019.

What is Alexandra Ortega's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Alexandra Ortega enrolled in Medicare?

Yes. Alexandra Ortega 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 Ortega was last updated on February 1, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.