LUIS REY GASCA MD
NPI 1740920784
Internal Medicine - Sleep Medicine in Redwood City, CA

Q: What is Luis Gasca's NPI number?

The NPI number for Luis Gasca is 1740920784. It was assigned to this individual provider in the NPPES registry on March 29, 2022.

Q: What is Luis Gasca's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Sleep Medicine, with taxonomy code 207RS0012X.

Q: When was this NPI record last updated?

The NPPES record for Luis Gasca was last updated on July 5, 2025, 12 months ago. NPI Profile syncs with the weekly NPPES data releases published by CMS; the most recent full sync was completed on July 26, 2026. 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.

Active since March 29, 2022PECOS EnrolledAccepts Medicare Assignment

450 BROADWAY ST FL 2, REDWOOD CITY, CA 94063(650) 723-6601 Get Directions Write a Review

NPPES record last updated: July 5, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 5, 2025, Jul 12, 2023 (2 updates tracked since 2023).

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About Luis Rey Gasca Md NPPES

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

LUIS REY GASCA MD (NPI 1740920784) is an individual sleep medicine provider in Redwood City, California, licensed in California (A202105) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Diego School Of Medicine (2022).

NPPES Registry Identity

NPI1740920784

Entity TypeIndividualMale

Primary Taxonomy207RS0012X

Provider Legal NameLUIS REY GASCACredential: MD

Location Address450 BROADWAY ST FL 2Redwood City, CA 94063-3132

Mailing Address450 Broadway St Fl 2Redwood City, CA 94063-3132 · (650) 723-6601

Phone(650) 723-6601

Sole ProprietorNo

Medical School CMSUniversity Of California, San Diego School Of MedicineGraduated 2022

Enumeration DateMarch 29, 2022

Last NPPES UpdateJuly 5, 20252 updates tracked since enumeration

NPPES CertifiedJuly 5, 2025

✔ NPI 1740920784 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Sleep MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207RS0012X

License✔ Licensed in CA · A202105

Definition

An Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.

Also ListedInternal MedicineTaxonomy 207R00000X · License 74646 (MN), 32551 (MN)

450 BROADWAY ST FL 2, Redwood City, CA 94063

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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

Luis Rey Gasca 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 ID5496136186

PECOS Enrollment IDI20230815002145

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

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 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.

16 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94063 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

$153.83 typical visit price

range $69.00 – $202.35

Typical copayment $38.45 (range $17.25 – $50.58)

Most-billed visit code 99204

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.

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Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

HOPE WANG MD

Student in an Organized Health Care Education/Training Program

450 BROADWAY ST FL 2
REDWOOD CITY, CA 94063

San Mateo County (650) 723-6601

ANDREA KHUE-TU NGUYEN MD

Internal Medicine (Sleep Medicine)

450 BROADWAY ST FL 2
REDWOOD CITY, CA 94063

San Mateo County (650) 723-6601

CHRISTINE CELESTE BRENNAN MD

Internal Medicine (Sleep Medicine)

450 BROADWAY ST FL 2
REDWOOD CITY, CA 94063

San Mateo County (507) 236-6016

SHANTHA GOWDA PSYD

Psychologist

450 BROADWAY ST FL 2
REDWOOD CITY, CA 94063

San Mateo County (650) 498-3931

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 Luis Gasca's NPI number?

The NPI number for Luis Gasca is 1740920784. It was assigned to this individual provider in the NPPES registry on March 29, 2022.

Where is Luis Gasca located?

Luis Gasca practices at 450 Broadway St Fl 2, Redwood City, CA 94063. The listed phone number is (650) 723-6601.

What is Luis Gasca's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Sleep Medicine, with taxonomy code 207RS0012X.

Is Luis Gasca enrolled in Medicare?

Yes. Luis Gasca 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 Luis Gasca was last updated on July 5, 2025, 12 months ago. NPI Profile syncs with the weekly NPPES data releases published by CMS; the most recent full sync was completed on July 26, 2026. 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.