DR. LEONARD H.S. CHUCK MD
NPI 1831139385
Internal Medicine in Alamo, CA

Active since June 06, 2006
1505 SAINT ALPHONSUS WAY, ALAMO, CA 94507(925) 952-2888(925) 952-2845 Get Directions Write a Review

NPPES record last updated: July 25, 2012. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Leonard H.s. Chuck Md NPPES

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

DR. LEONARD H.S. CHUCK MD (NPI 1831139385) is an individual internal medicine provider in Alamo, California, licensed in California (G54176) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1831139385
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. LEONARD H.S. CHUCKCredential: MD
Location Address1505 SAINT ALPHONSUS WAYAlamo, CA 94507-1570
Mailing AddressPo Box 9017Walnut Creek, CA 94598-0917 · (925) 952-2888 · Fax (925) 952-2845
Fax(925) 952-2845
Sole ProprietorNo
Enumeration DateJune 6, 2006
Last NPPES UpdateJuly 25, 2012
NPI 1831139385 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 · G54176
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.

1505 SAINT ALPHONSUS WAY, Alamo, CA 94507

Other Identifiers 3

Medicare ID-Type Unspecified00G541760CA
Medicaid00G541760CA
Medicare UPINA52669CA

Other Providers at the Same Location NPPES 11

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

Family Medicine
1505 SAINT ALPHONSUS WAY
ALAMO, CA 94507
Family Medicine
1505 SAINT ALPHONSUS WAY
ALAMO, CA 94507
Internal Medicine
1505 SAINT ALPHONSUS WAY
ALAMO, CA 94507
Pediatrics
1505 SAINT ALPHONSUS WAY
ALAMO, CA 94507
Pediatrics
1505 SAINT ALPHONSUS WAY
ALAMO, CA 94507
Internal Medicine
1505 SAINT ALPHONSUS WAY
ALAMO, CA 94507
Pediatrics
1505 SAINT ALPHONSUS WAY
ALAMO, CA 94507
Internal Medicine
1505 SAINT ALPHONSUS WAY
ALAMO, CA 94507

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 Leonard Chuck's NPI number?

The NPI number for Leonard Chuck is 1831139385. It was assigned to this individual provider in the NPPES registry on June 6, 2006.

Where is Leonard Chuck located?

Leonard Chuck practices at 1505 Saint Alphonsus Way, Alamo, CA 94507. The listed phone number is (925) 952-2888.

What is Leonard Chuck's specialty?

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

When was this NPI record last updated?

The NPPES record for Leonard Chuck was last updated on July 25, 2012. NPI Profile syncs with the weekly NPPES data releases published by CMS.