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 1235226531
Internal Medicine in Richmond, CA

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

The NPI number for Permanente Medical Group Inc is 1235226531. It was assigned to this organization in the NPPES registry on October 6, 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 06, 2006

901 NEVIN, RICHMOND, CA 94801(510) 307-1555 Get Directions Write a Review

NPPES record last updated: October 15, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 15, 2026, Oct 7, 2026, Nov 20, 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 1235226531) is a healthcare organization registered as an internal medicine in Richmond, California and active in the NPI registry since October 2006. The organization lists Timothy Richards, Cfo, as its authorized official.

NPPES Registry Identity

NPI1235226531

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NamePERMANENTE MEDICAL GROUP INC

Location Address901 NEVINRichmond, CA 94801-3143

Mailing Address5820 Owens Dr Bldg E2ndPleasanton, CA 94588-3900

Phone(510) 307-1555

Organization SubpartYesParent: Permanente Medical Group, Inc.

Authorized OfficialTimothy RichardsCfo · (925) 737-5134

Enumeration DateOctober 6, 2006

Last NPPES UpdateOctober 15, 20266 updates tracked since enumeration

NPPES CertifiedOctober 15, 2026

✔ NPI 1235226531 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 14

★ 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 ListedPhysical Medicine & RehabilitationTaxonomy 208100000X

Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X

Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X

Also ListedSurgeryTaxonomy 208600000X

901 NEVIN, Richmond, CA 94801

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Other Identifiers 9

MedicaidZZZ75900ZCA

MedicaidGROO77361CA

MedicaidGR001572SCA

MedicaidZZZ20724ZCA

MedicaidZZZ20725ZCA

MedicaidZZZ20731ZCA

MedicaidZZZ20737ZCA

MedicaidGR001572BCA

MedicaidZZZ20728ZCA

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, 131 practice at this address and 978 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)

Mankaah Acho

Pediatric Medicine

NPI 1225779721

901 NEVIN AVE
Richmond, CA 94801

(510) 307-1543

✔ PECOSSame address

Kian Adabi

Neurology

NPI 1528626710

901 NEVIN AVE
Richmond, CA 94801

(925) 787-3832

✔ PECOS✔ Accepts MedicareSame address

Andrea Arrizon

Physical Therapist in Private Practice

NPI 1427946243

901 NEVIN AVE
Richmond, CA 94801

(510) 307-1500

Same address

Michelle Chen, LCSW

Clinical Social Worker

NPI 1790642858

901 NEVIN AVE
Richmond, CA 94801

(510) 307-4814

✔ PECOSSame address

Melissa Itsara

Internal Medicine

NPI 1417375528

901 NEVIN AVE BLDG 2
Richmond, CA 94801

(510) 910-5120

✔ PECOSSame address

Patrick Mollett, D.O.

Physical Medicine and Rehabilitation

NPI 1740677483

901 NEVIN AVE
Richmond, CA 94801

(510) 307-1500

✔ PECOSSame address

Barbara Nguyen-Espino, DO

Family Practice

NPI 1538785274

901 NEVIN AVE
Richmond, CA 94801

(510) 913-0722

✔ PECOS✔ Accepts MedicareSame address

Logan Noone, DO

Psychiatry

NPI 1659953321

901 NEVIN AVE
Richmond, CA 94801

(510) 307-1591

✔ PECOS✔ Accepts MedicareSame address

Jacqueline Raines Kohler, PSY.D.

Clinical Psychologist

NPI 1104050897

901 NEVIN AVE
Richmond, CA 94801

(510) 307-1591

✔ PECOS✔ Accepts MedicareSame address

Adrian Rawlinson, M.D.

Sports Medicine

NPI 1639265101

901 NEVIN AVE
Richmond, CA 94801

(510) 307-1500

✔ PECOS✔ Accepts MedicareSame address

Vanessa Villamarin, MD

Obstetrics/Gynecology

NPI 1740866474

901 NEVIN AVE
Richmond, CA 94801

(510) 307-2091

✔ PECOS✔ Accepts MedicareSame address

Michael Zhang, MD

Preventive Medicine

NPI 1053632521

901 NEVIN AVE
Richmond, CA 94801

(510) 307-1500

✔ PECOSSame address

Nicole Blanck, M.S., CCC-A

Qualified Audiologist

NPI 1518024744

901 NEVIN AVE HNS DEPARTMENT
Richmond, CA 94801

(510) 307-2364

Same address

Robin Bowlay-Williams, NP

Nurse Practitioner

NPI 1710550157

901 NEVIN AVE
Richmond, CA 94801

(510) 307-2686

✔ PECOSSame address

Jennifer Greer, MD

General Surgery

NPI 1114002888

901 NEVIN AVE
Richmond, CA 94801

(510) 307-1500

✔ PECOS✔ Accepts MedicareSame address

Kadia Hashemi, M.D.

Emergency Medicine

NPI 1093212300

901 NEVIN AVE
Richmond, CA 94801

(510) 307-1721

✔ PECOS✔ Accepts MedicareSame address

Lu Wah Hung

Mental Health Counselor

NPI 1902469786

901 NEVIN AVE
Richmond, CA 94801

(510) 307-1998

✔ PECOSSame address

Hester Lee, MD

Ophthalmology

NPI 1538111026

901 NEVIN AVE DEPT OF OPHTHALMOLOGY, BUILDING C, 2ND FLOOR
Richmond, CA 94801

(510) 307-1530

✔ PECOS✔ Accepts MedicareSame address

Michael Lee, DO

Allergy/Immunology

NPI 1609370014

901 NEVIN AVE
Richmond, CA 94801

(510) 307-1500

✔ PECOS✔ Accepts MedicareSame address

Tanfen Lin, OD

Optometry

NPI 1457426462

901 NEVIN AVE BLDG C 2ND FLOOR
Richmond, CA 94801

(510) 307-1776

✔ PECOSSame address

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 1235226531. It was assigned to this organization in the NPPES registry on October 6, 2006.

Where is Permanente Medical Group Inc located?

Permanente Medical Group Inc is located at 901 Nevin, Richmond, CA 94801. The listed phone number is (510) 307-1555.

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.

When was this NPI record last updated?

The NPPES record for Permanente Medical Group Inc was last updated on October 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.