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Internal Medicine - Gastroenterology Specialists in Carmichael, CA

Browse 7 Internal Medicine - Gastroenterology providers listed in NPPES with a practice address in Carmichael, California.

7 Healthcare Providers

How Carmichael compares with the U.S.

7 active clinicians in Internal Medicine - Gastroenterology list a practice address in Carmichael, CA in the NPI registry.

With fewer than 10 clinicians, rates per 100,000 residents are not reliable enough to compare.

Too few clinicians in Internal Medicine - Gastroenterology in Carmichael are listed in the CMS Medicare file to report Medicare assignment or telehealth shares.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026.

Showing 1โ€“7 of 7 providers
With recent CMS data first, then Aโ€“Z

Michael T Massaro

Internal Medicine - Gastroenterology

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
6555 Coyle Ave Ste 390, Carmichael, CA 956080302
Phone: 9165362596
NPI Identifier 1558741447
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Dr. Kuldip Sandhu , MD

Internal Medicine - Gastroenterology

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
6555 Coyle Ave, Suite 341, Carmichael, CA 956080302
Phone: 9165362596
NPI Identifier 1346380359
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Dr. David Jay Schneiderman , MD

Internal Medicine - Gastroenterology

Active NPI Status Accepts Medicare Assignment
6357 Coyle Ave, Suite A, Carmichael, CA 956080478
Phone: 9168631000
NPI Identifier 1407867211
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Dr. Amanpal Singh , MD

Internal Medicine - Gastroenterology

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
6555 Coyle Ave Ste 390, Carmichael, CA 956080302
Phone: 9165362596
NPI Identifier 1184829749
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Dr. Nalini Valluru , MBBS

Internal Medicine - Gastroenterology

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
6555 Coyle Ave Ste 341, Carmichael, CA 956080303
Phone: 9165362596
NPI Identifier 1699087957
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Dr. Sidney Yassinger , MD

Internal Medicine - Gastroenterology

Active NPI Status
6555 Coyle Ave, Suite 330, Carmichael, CA 956080303
Phone: 9169659650
NPI Identifier 1073654612
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Dr. Todd W. Zimmerman , MD

Internal Medicine - Gastroenterology

Active NPI Status
6555 Coyle Ave, Suite 330, Carmichael, CA 956080303
Phone: 9169653702
NPI Identifier 1073654620
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Frequently Asked Questions about Internal Medicine - Gastroenterology in Carmichael

How do I check a Internal Medicine - Gastroenterology practitioner's license?

Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the California licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.

Why is a practitioner missing from this list?

This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.