Experienced in PIK3CA-Related Overgrowth Spectrum

Dr. Xin Si

Pediatric Pulmonology | Pulmonary Medicine | Pediatrics
Stanford Medicine - Children's Health
Lpch Medical Group Div Of Lucile
725 Welch Rd, 
Palo Alto, CA 

Experienced in PIK3CA-Related Overgrowth Spectrum
Stanford Medicine - Children's Health
Lpch Medical Group Div Of Lucile
725 Welch Rd, 
Palo Alto, CA 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Xin Si is a Pediatric Pulmonologist and a Pulmonary Medicine provider in Palo Alto, California. Dr. Si is rated as an Experienced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. Her top areas of expertise are Ciliary Dyskinesia-Bronchiectasis, Kartagener Syndrome, Primary Ciliary Dyskinesia (PCD), and Tracheoesophageal Fistula.

Her clinical research consists of co-authoring 2 peer reviewed articles. MediFind looks at clinical research from the past 15 years.

Specialties
Pediatric Pulmonology
Pulmonary Medicine
Pediatrics
Licenses
Internal Medicine in CA
Languages Spoken
English
Gender
Female

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Health Net

Accepted plan types not found. Please verify directly with the provider.

Health Plan of San Mateo
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
HMSA
  • HMO
  • PPO
Kaiser Permanente
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER MEDICARE
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Sutter Health
  • HMO
  • OTHER COMMERCIAL
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Valley Health
  • HMO
View 11 Less Insurance Carriers -

Locations

LPCH MEDICAL GROUP DIV OF LUCILE
725 Welch Rd, Palo Alto, CA 94304
Call: 650-498-7200

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


2 Total Publications

Pectus Excavatum Repair During Lung Transplantation in a 5-Year-Old: A Case Report.
Pectus Excavatum Repair During Lung Transplantation in a 5-Year-Old: A Case Report.
Journal: Interdisciplinary cardiovascular and thoracic surgery
Published: October 17, 2025
View All 2 Publications
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Advanced in PIK3CA-Related Overgrowth Spectrum
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Advanced in PIK3CA-Related Overgrowth Spectrum
Dr. Sumit Bhargava
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Lpch Medical Group Div Of Lucile

725 Welch Rd, 
Palo Alto, CA 
 (0.1 miles away)
650-498-7200
Languages Spoken:
English
See accepted insurances

Sumit Bhargava is a Pediatric Pulmonologist and a Pediatrics provider in Palo Alto, California. Dr. Bhargava is rated as an Advanced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. His top areas of expertise are Multiple Epiphyseal Dysplasia, Primary Ciliary Dyskinesia (PCD), Ciliary Dyskinesia-Bronchiectasis, Sleepwalking (Somnambulism), and Adenoidectomy.

Experienced in PIK3CA-Related Overgrowth Spectrum
Dr. Michael C. Tracy
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Experienced in PIK3CA-Related Overgrowth Spectrum
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Pediatric Pulmonology | Pulmonary Medicine | Pediatrics

Lpch Medical Group Div Of Lucile

725 Welch Rd, 
Palo Alto, CA 
 (0.1 miles away)
650-498-7200
Experience:
18+ years
Languages Spoken:
English
See accepted insurances

Michael Tracy is a Pediatric Pulmonologist and a Pulmonary Medicine provider in Palo Alto, California. Dr. Tracy has been practicing medicine for over 18 years and is rated as an Advanced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. His top areas of expertise are Primary Ciliary Dyskinesia (PCD), Kartagener Syndrome, Ciliary Dyskinesia-Bronchiectasis, and Cerebral Hypoxia.

Advanced in PIK3CA-Related Overgrowth Spectrum
Dr. Mymy C. Buu
Pediatric Pulmonology | Pediatrics
Advanced in PIK3CA-Related Overgrowth Spectrum
Dr. Mymy C. Buu
Pediatric Pulmonology | Pediatrics
725 Welch Rd, 
Palo Alto, CA 
 (0.1 miles away)
650-497-8000
Languages Spoken:
English
See accepted insurances

Mymy Buu is a Pediatric Pulmonologist and a Pediatrics provider in Palo Alto, California. Dr. Buu is rated as an Advanced provider by MediFind in the treatment of PIK3CA-Related Overgrowth Spectrum. Her top areas of expertise are Congenital Bronchobiliary Fistula, Mounier-Kuhn Syndrome, Tracheoesophageal Fistula, Duchenne Muscular Dystrophy, and Gastrostomy.

VIEW MORE PIK3CA-RELATED OVERGROWTH SPECTRUM DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Si's expertise for a condition
ConditionClose
      • Advanced
      • Cerebral Hypoxia
        Dr. Si is
        Advanced
        . Learn about Cerebral Hypoxia.
        See more Cerebral Hypoxia experts
      • Ciliary Dyskinesia-Bronchiectasis
        Dr. Si is
        Advanced
        . Learn about Ciliary Dyskinesia-Bronchiectasis.
        See more Ciliary Dyskinesia-Bronchiectasis experts
      • Congenital Bronchobiliary Fistula
        Dr. Si is
        Advanced
        . Learn about Congenital Bronchobiliary Fistula.
        See more Congenital Bronchobiliary Fistula experts
      • Congenital Unilateral Pulmonary Hypoplasia
        Dr. Si is
        Advanced
        . Learn about Congenital Unilateral Pulmonary Hypoplasia.
        See more Congenital Unilateral Pulmonary Hypoplasia experts
      • Kartagener Syndrome
        Dr. Si is
        Advanced
        . Learn about Kartagener Syndrome.
        See more Kartagener Syndrome experts
      • Mounier-Kuhn Syndrome
        Dr. Si is
        Advanced
        . Learn about Mounier-Kuhn Syndrome.
        See more Mounier-Kuhn Syndrome experts
      View All 8 Advanced Conditions
      • Experienced
      • Acquired Tracheomalacia
        Dr. Si is
        Experienced
        . Learn about Acquired Tracheomalacia.
        See more Acquired Tracheomalacia experts
      • Allergic Bronchopulmonary Aspergillosis
        Dr. Si is
        Experienced
        . Learn about Allergic Bronchopulmonary Aspergillosis.
        See more Allergic Bronchopulmonary Aspergillosis experts
      • Arteriovenous Malformation
        Dr. Si is
        Experienced
        . Learn about Arteriovenous Malformation.
        See more Arteriovenous Malformation experts
      • Birt-Hogg-Dube Syndrome
        Dr. Si is
        Experienced
        . Learn about Birt-Hogg-Dube Syndrome.
        See more Birt-Hogg-Dube Syndrome experts
      • Branchiootorenal Syndrome
        Dr. Si is
        Experienced
        . Learn about Branchiootorenal Syndrome.
        See more Branchiootorenal Syndrome experts
      • Bronchiectasis
        Dr. Si is
        Experienced
        . Learn about Bronchiectasis.
        See more Bronchiectasis experts
      View All 58 Experienced Conditions
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