ALEXANDRA SILBERSTEIN PA-C
NPI 1992466130
Physician Assistant in La Jolla, CA

Q: What is Alexandra Silberstein's NPI number?

The NPI number for Alexandra Silberstein is 1992466130. It was assigned to this individual provider in the NPPES registry on January 9, 2022. The provider is also known as Alexandra Felemovicius Pa-C.

Q: What is Alexandra Silberstein's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Active since January 09, 2022PECOS EnrolledAccepts Medicare Assignment

10710 N TORREY PINES RD, LA JOLLA, CA 92037(858) 554-8984 Get Directions Write a Review

NPPES record last updated: July 22, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Nov 12, 2024, Jan 17, 2022, Jan 9, 2022 (3 updates tracked since 2022).

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About Alexandra Silberstein Pa-c NPPES

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

ALEXANDRA SILBERSTEIN PA-C (NPI 1992466130) is an individual physician assistant in La Jolla, California, licensed in California (PA66378) and active in the NPI registry since January 2022. She is enrolled in Medicare PECOS and is a graduate of Northwestern University Feinberg Medical School (2023).

NPPES Registry Identity

NPI1992466130

Entity TypeIndividualFemale

Primary Taxonomy363A00000X

Provider Legal NameALEXANDRA SILBERSTEINCredential: PA-C

Location Address10710 N TORREY PINES RDLa Jolla, CA 92037-1035

Mailing Address10790 Rancho Bernardo RdSan Diego, CA 92127-5705 · (858) 554-8984

Phone(858) 554-8984

Sole ProprietorNo

Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 2023

Enumeration DateJanuary 9, 2022

Last NPPES UpdateJuly 22, 20253 updates tracked since enumeration

NPPES CertifiedJuly 22, 2025

✔ NPI 1992466130 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363A00000X

Licenses✔ Licensed in CA · PA66378✔ Licensed in IL · 085009807

Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

10710 N TORREY PINES RD, La Jolla, CA 92037

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Other Names 1

Other Name (5)Alexandra Felemovicius Pa-c

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 Silberstein Pa-c 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 ID3971957564

PECOS Enrollment IDI20250805002581

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.

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

86 services85 patients

Detection test by nucleic acid for multiple types influenza virus 87502

A detection test by nucleic acid for multiple types of influenza virus is a diagnostic procedure. It identifies the genetic material of the virus in your body. It's highly accurate and can distinguish between different flu strains, helping in prompt and precise treatment.

46 services46 patients

Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 87635

This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.

46 services46 patients

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

36 services36 patients

Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 87880

A detection test by immunoassay for Group A Strep is a quick procedure to identify a bacterial infection in your throat. It involves taking a throat swab and applying it to a test strip, which changes color if Strep bacteria are present.

22 services22 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

21 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92037 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

$94.87 typical visit price

range $62.10 – $184.71

Typical copayment $23.71 (range $15.52 – $46.17)

Most-billed visit code 99203

Established Patient

$76.87 typical visit price

range $20.62 – $151.42

Typical copayment $19.21 (range $5.15 – $37.85)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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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.

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