Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Pulmonary Disease

Raquel L. Lyn, MD

Works at hospitals in Stanford, CA · Pleasanton, CA · California

Summary

Raquel L. Lyn, MD (Pulmonary Disease) is listed by Medicare at 2 hospitals in Stanford, CA and Pleasanton, CA. NPI 1023437530. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Raquel L. Lyn, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Pulmonary DiseasePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
12Years since medical school (graduated 2014)
FemaleGender (as listed)
Stanford Health CareGroup practice

Quick answers

Which hospitals does Raquel L. Lyn work at?
Medicare's official clinician data lists Raquel L. Lyn at 2 hospitals: Stanford Health Care and Stanford Health Care Tri-Valley. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Raquel L. Lyn see patients?
Medicare's clinician data lists 1 practice location in Stanford, CA. Call before your visit to confirm the address.
What is Raquel L. Lyn's specialty?
Medicare lists Pulmonary Disease as the primary specialty.
Does Raquel L. Lyn accept Medicare assignment?
Yes. Medicare's clinician data says Raquel L. Lyn accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Raquel L. Lyn offer telehealth?
Medicare's clinician data says Raquel L. Lyn offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Raquel L. Lyn?
(650) 723-4000, as listed in official Medicare / NPI Registry data.
What is Raquel L. Lyn's NPI number?
1023437530. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Raquel L. Lyn works

Medicare's Facility Affiliation Data lists Raquel L. Lyn at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Raquel L. Lyn is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Raquel L. Lyn as a member of this group (CMS data updated 2026-10-02).

  • Stanford Health Care3,122 clinicians in the group

Specialties

Find other Pulmonary Disease doctors in California →

Other pulmonologists in Stanford

Clinicians with the same Medicare primary specialty in Stanford, CA — not a recommendation.

All pulmonologists in Stanford →

Clinician information

CredentialMD
Graduation year2014
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1023437530
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians