DR. MARTIN GABRIEL YU MD
NPI 1174225072
Internal Medicine in Oakland, CA

Q: What is Martin Yu's NPI number?

The NPI number for Martin Yu is 1174225072. It was assigned to this individual provider in the NPPES registry on March 22, 2023.

Q: What is Martin Yu's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Martin Yu was last updated on August 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.

Active since March 22, 2023PECOS Enrolled

1411 E 31ST ST, OAKLAND, CA 94602(510) 437-4800 Get Directions Write a Review

NPPES record last updated: August 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 13, 2026, Mar 22, 2023 (2 updates tracked since 2023).

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About Dr. Martin Gabriel Yu Md NPPES

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

DR. MARTIN GABRIEL YU MD (NPI 1174225072) is an individual internal medicine provider in Oakland, California, licensed in California (210694) and active in the NPI registry since March 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2020).

NPPES Registry Identity

NPI1174225072

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. MARTIN GABRIEL YUCredential: MD

Location Address1411 E 31ST STOakland, CA 94602-1018

Mailing Address1411 E 31st StOakland, CA 94602-1018

Phone(510) 437-4800

Sole ProprietorNo

Medical School CMSOtherGraduated 2020

Enumeration DateMarch 22, 2023

Last NPPES UpdateAugust 13, 20262 updates tracked since enumeration

NPPES CertifiedAugust 13, 2026

✔ NPI 1174225072 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in CA · 210694

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

1411 E 31ST ST, Oakland, CA 94602

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Martin Gabriel Yu Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4284194051

PECOS Enrollment IDI20260901003748

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.

Medicare Billing Reassignment

Medicare enrollment records show Martin Yu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Alameda Health System

Same address

Surgery

1411 E 31ST STREET
Oakland, CA 94602

Reassigned Medicare billing, California enrollment
900 clinicians in this Medicare group

NPI 1740332931 (510) 437-4800

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94602 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.

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.

MS. YVONNE DIANE ESCARSEGA MSW

Social Worker (Clinical)

1411 E 31ST ST
OAKLAND, CA 94602

Alameda County (510) 437-4373

MR. JUAN CASILLAS JR. NP

Nurse Practitioner (Family)

1411 E 31ST ST
OAKLAND, CA 94602

Alameda County (510) 437-4800

SADHANA SAMANT MD

Obstetrics & Gynecology

1411 E 31ST ST, OAKCARE MEDICAL GROUP
OAKLAND, CA 94602

Alameda County (510) 437-4323

PATRICIA SCOTT MEYER PA

Clinical Nurse Specialist (Emergency)

1411 E 31ST ST
OAKLAND, CA 94602

Alameda County (209) 342-2300

NATHALIE BALOGUN MSW MPH

Social Worker (Clinical)

1411 E 31ST ST, ALAMEDA COUNTY MEDICAL CENTER - MEDICAL SOCAL WORK SRVC
OAKLAND, CA 94602

Alameda County (510) 437-4949

CYNTHIA MARIE ROWDEN RN

Registered Nurse (Ambulatory Care)

1411 E 31ST ST
OAKLAND, CA 94602

Alameda County (510) 437-4373

DR. KAYLA ENRIQUEZ MD

Emergency Medicine

1411 E 31ST ST
OAKLAND, CA 94602

Alameda County (510) 437-4564

DR. CHERYL LIN PARK M.D.

Surgery

1411 E 31ST ST
OAKLAND, CA 94602

Alameda County (510) 437-4743

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 Martin Yu's NPI number?

The NPI number for Martin Yu is 1174225072. It was assigned to this individual provider in the NPPES registry on March 22, 2023.

Where is Martin Yu located?

Martin Yu practices at 1411 E 31st St, Oakland, CA 94602. The listed phone number is (510) 437-4800.

What is Martin Yu's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Martin Yu enrolled in Medicare?

Yes. Martin Yu is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Martin Yu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Martin Yu reassigns Medicare benefits to Alameda Health System (Oakland, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Martin Yu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Martin Yu was last updated on August 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.