Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

PERMANENTE MEDICAL GROUP INC
NPI 1073606299
Internal Medicine in Santa Clara, CA

Q: What is Permanente Medical Group Inc's NPI number?

The NPI number for Permanente Medical Group Inc is 1073606299. It was assigned to this organization in the NPPES registry on October 2, 2006.

Q: What is Permanente Medical Group Inc's specialty?

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

Active since October 02, 2006

710 LAWRENCE EXPRESSWAY, SANTA CLARA, CA 95051(408) 851-1000 Get Directions Write a Review

NPPES record last updated: October 19, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 15, 2026, Oct 7, 2026, Nov 12, 2024 and 3 more (6 updates tracked since 2020).

On this page

About Permanente Medical Group Inc NPPES

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

PERMANENTE MEDICAL GROUP INC (NPI 1073606299) is a healthcare organization registered as an internal medicine in Santa Clara, California and active in the NPI registry since October 2006. The organization lists Timothy Richards, Cfo, as its authorized official.

NPPES Registry Identity

NPI1073606299

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NamePERMANENTE MEDICAL GROUP INC

Location Address710 LAWRENCE EXPRESSWAYSanta Clara, CA 95051-5173

Mailing Address5820 Owens Dr Bldg E2ndPleasanton, CA 94588-3900 · (925) 924-6840

Phone(408) 851-1000

Organization SubpartYesParent: Permanente Medical Group, Inc.

Authorized OfficialTimothy RichardsCfo · (925) 924-6777

Enumeration DateOctober 2, 2006

Last NPPES UpdateOctober 19, 20266 updates tracked since enumeration

NPPES CertifiedOctober 19, 2026

✔ NPI 1073606299 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 15

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

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.

Also ListedAnesthesiologyTaxonomy 207L00000X

Also ListedDermatologyTaxonomy 207N00000X

Also ListedEmergency MedicineTaxonomy 207P00000X

Also ListedFamily MedicineTaxonomy 207Q00000X

Also ListedObstetrics & GynecologyTaxonomy 207V00000X

Also ListedOphthalmologyTaxonomy 207W00000X

Also ListedOrthopaedic SurgeryTaxonomy 207X00000X

Also ListedOtolaryngologyTaxonomy 207Y00000X

Also ListedPathology · Anatomic Pathology & Clinical PathologyTaxonomy 207ZP0102X

Also ListedPediatricsTaxonomy 208000000X

Also ListedPhysical Medicine & RehabilitationTaxonomy 208100000X

Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X

Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X

Also ListedSurgeryTaxonomy 208600000X

710 LAWRENCE EXPRESSWAY, Santa Clara, CA 95051

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Other Identifiers 4

MedicaidZZZ74979ZCA

MedicaidGROO1572PCA

MedicaidGR001572TCA

MedicaidGR001572UCA

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Permanente Medical Group Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

19,985

Medicare enrollment records show 19,985 clinicians reassign Medicare billing to Permanente Medical Group Inc, which bills Medicare for the services they deliver. Of these, 19 practice at this address and 1,516 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 88

Internal Medicine2,969

Family Practice1,805

Emergency Medicine1,447

Pediatric Medicine1,374

Physical Therapist in Private Practice1,014

Obstetrics/Gynecology904

Clinical Psychologist856

Marriage and Family Therapist834

80 other specialties8,782

Nearest to this location (20)

See all 19,985

Mari Asakawa, MD

Internal Medicine

NPI 1134206071

710 LAWRENCE EXPY
Santa Clara, CA 95051

(408) 851-1000

✔ PECOSSame address

Lindsey Buchin, M.D.

Obstetrics/Gynecology

NPI 1609263318

710 LAWRENCE EXPY
Santa Clara, CA 95051

(408) 554-9800

✔ PECOS✔ Accepts MedicareSame address

Cathliyn Buranahirun, PSYD

Clinical Psychologist

NPI 1013102664

710 LAWRENCE EXPY
Santa Clara, CA 95051

(408) 851-1000

✔ PECOSSame address

Jenny Chen, DO

Hospice/Palliative Care

NPI 1013530872

710 LAWRENCE EXPY STE 394
Santa Clara, CA 95051

(408) 851-0537

✔ PECOS✔ Accepts MedicareSame address

Ricky Cui, MD

Ophthalmology

NPI 1821592049

710 LAWRENCE EXPY DEPT 490
Santa Clara, CA 95051

(408) 851-1000

✔ PECOS✔ Accepts MedicareSame address

Spencer Dong

Physical Therapist in Private Practice

NPI 1891466561

710 LAWRENCE EXPY DEPT 1741
Santa Clara, CA 95051

(408) 851-1400

✔ Accepts MedicareSame address

Jed Katzel, M.D.

Hematology/Oncology

NPI 1700012770

710 LAWRENCE EXPY ONCOLOGY DEPARTMENT #440
Santa Clara, CA 95051

(408) 851-4323

✔ PECOSSame address

Elizabeth Kwak

Pediatric Medicine

NPI 1225659345

710 LAWRENCE EXPY
Santa Clara, CA 95051

(408) 851-1000

✔ PECOSSame address

Dakota Lane, M.D.

Emergency Medicine

NPI 1093129496

710 LAWRENCE EXPY
Santa Clara, CA 95051

(408) 851-1000

✔ PECOS✔ Accepts MedicareSame address

Olegario Lara, DO

Diagnostic Radiology

NPI 1376575910

710 LAWRENCE EXPY DEPT 396
Santa Clara, CA 95051

(408) 851-5067

✔ PECOS✔ Accepts MedicareSame address

Joshua Lee

Anesthesiology

NPI 1538588462

710 LAWRENCE EXPY GME DEPT. 384
Santa Clara, CA 95051

(408) 851-3834

✔ PECOS✔ Accepts MedicareSame address

Vinayaka Malakkla, MD

Internal Medicine

NPI 1093455743

710 LAWRENCE EXPY DEPT 384
Santa Clara, CA 95051

(408) 851-3830

✔ PECOSSame address

Jennifer Marino, MD

Pediatric Medicine

NPI 1467101006

710 LAWRENCE EXPY DEPT 498
Santa Clara, CA 95051

(408) 851-4137

✔ PECOSSame address

Kristina Mori, MD

Gynecological Oncology

NPI 1487815288

710 LAWRENCE EXPY DEPT 390
Santa Clara, CA 95051

(408) 851-3009

✔ PECOSSame address

Guanhua Nie

Clinical Social Worker

NPI 1477171619

710 LAWRENCE EXPY
Santa Clara, CA 95051

(408) 554-9800

✔ PECOSSame address

Anya Platt, MD

Pediatric Medicine

NPI 1699302257

710 LAWRENCE EXPY
Santa Clara, CA 95051

(669) 372-6207

✔ PECOSSame address

Jia Wei Tan, MD

Nephrology

NPI 1023647922

710 LAWRENCE EXPY
Santa Clara, CA 95051

(408) 851-4600

✔ PECOSSame address

Charles Tandler, MD

Diagnostic Radiology

NPI 1346702602

710 LAWRENCE EXPY
Santa Clara, CA 95051

(408) 851-4164

✔ PECOS✔ Accepts MedicareSame address

Robert Harris, MD

Urology

NPI 1184703225

710 LAWRENCE EXPY
Santa Clara, CA 95051

(408) 851-1000

✔ PECOSSame address

Sevasti Simotas, NP

Nurse Practitioner

NPI 1366538985

712 LAWRENCE EXPRESSWAY
Santa Clara, CA 95051

(408) 851-3086

✔ PECOS0.1 mi

See all 19,985 clinicians

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

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 Permanente Medical Group Inc's NPI number?

The NPI number for Permanente Medical Group Inc is 1073606299. It was assigned to this organization in the NPPES registry on October 2, 2006.

Where is Permanente Medical Group Inc located?

Permanente Medical Group Inc is located at 710 Lawrence Expressway, Santa Clara, CA 95051. The listed phone number is (408) 851-1000.

What is Permanente Medical Group Inc's specialty?

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

Is Permanente Medical Group Inc enrolled in Medicare?

Yes. Permanente Medical Group Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Permanente Medical Group Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 19,985 clinicians in 88 Medicare specialties reassign their Medicare billing to Permanente Medical Group Inc. A 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 the clinician's services. The largest specialties are Internal Medicine (2,969), Family Practice (1,805) and Emergency Medicine (1,447). Of these, 19 practice at this address and 1,516 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Permanente Medical Group Inc was last updated on October 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 days 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.