CARDIOLOGY INTERNAL MEDICAL GROUP INC
NPI 1962540617
Internal Medicine in Los Angeles, CA

Q: What is Cardiology Internal Medical Group Inc's specialty?

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

Active since February 02, 2007

1245 WILSHIRE BLVD, SUITE 903, LOS ANGELES, CA 90017(213) 977-1144(213) 482-2182 Get Directions Write a Review

NPPES record last updated: November 9, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Cardiology Internal Medical Group Inc NPPES

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

CARDIOLOGY INTERNAL MEDICAL GROUP INC (NPI 1962540617) is a healthcare organization registered as an internal medicine in Los Angeles, California and active in the NPI registry since February 2007. The organization lists Stuart L Willson, President, as its authorized official.

NPPES Registry Identity

NPI1962540617

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameCARDIOLOGY INTERNAL MEDICAL GROUP INC

Location Address1245 WILSHIRE BLVD, SUITE 903Los Angeles, CA 90017-4810

Mailing Address1245 Wilshire Blvd, Suite 903Los Angeles, CA 90017-4809 · (213) 977-1144 · Fax (213) 482-2182

Phone(213) 977-1144

Fax(213) 482-2182

Organization SubpartNo

Authorized OfficialStuart L WillsonPresident · (213) 977-1144

Enumeration DateFebruary 2, 2007

Last NPPES UpdateNovember 9, 2022

NPPES CertifiedNovember 9, 2022

✔ NPI 1962540617 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ 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.

1245 WILSHIRE BLVD, Los Angeles, CA 90017

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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

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

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 4 clinicians reassign Medicare billing to Cardiology Internal Medical Group Inc, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 4 within 10 miles. They are listed nearest first.

Clinicians, nearest first (4)

Susan Shey, MD

Endocrinology

NPI 1275988123

1245 WILSHIRE BLVD STE 903
Los Angeles, CA 90017

(213) 977-1144

✔ PECOS✔ Accepts MedicareSame address

Cindy Huang, MD

Internal Medicine

NPI 1356570063

1245 WILSHIRE BLVD 903
Los Angeles, CA 90017

(213) 977-1144

✔ PECOS✔ Accepts MedicareSame address

Joanna Davies, M.D.

Internal Medicine

NPI 1699746958

1136 W 6TH ST #307
Los Angeles, CA 90017

(213) 977-1144

✔ PECOS0.2 mi

Maria Linares Valderrama, M.D.

Endocrinology

NPI 1659739324

675 S ARROYO PKWY STE 200
Pasadena, CA 91105

(626) 585-4121

✔ PECOS✔ Accepts Medicare8.7 mi

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 Cardiology Internal Medical Group Inc's NPI number?

The NPI number for Cardiology Internal Medical Group Inc is 1962540617. It was assigned to this organization in the NPPES registry on February 2, 2007.

Where is Cardiology Internal Medical Group Inc located?

Cardiology Internal Medical Group Inc is located at 1245 Wilshire Blvd Suite 903, Los Angeles, CA 90017. The listed phone number is (213) 977-1144.

What is Cardiology Internal Medical Group Inc's specialty?

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

Is Cardiology Internal Medical Group Inc enrolled in Medicare?

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

How many clinicians bill Medicare through Cardiology Internal Medical Group Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians reassign their Medicare billing to Cardiology Internal Medical Group Inc, in Endocrinology and Internal Medicine. 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. Of these, 2 practice at this address and 4 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 Cardiology Internal Medical Group Inc was last updated on November 9, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.