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Internal Medicine Providers in Alpine, CA

Browse 4 Internal Medicine providers listed in NPPES with a practice address in Alpine, California.

4 Healthcare Providers

How Alpine compares with the U.S.

4 active clinicians in Internal Medicine list a practice address in Alpine, 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 in Alpine 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 Registry addresses can be out of date.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€“4 of 4 providers
With recent CMS data first, then Aโ€“Z

Dr. Joyce Patricia Kellawon , MD

Internal Medicine

Active NPI Status
1620 Alpine Blvd, Alpine, CA 919011102
Phone: 6194456200
NPI Identifier 1780795476
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Dana Ann Ryan , DR

Internal Medicine

Active NPI Status Accepts Medicare Assignment
San Ysidro Health, 1620 Alpine Blvd., Alpine, CA 91901
Phone: 6196624100
NPI Identifier 1780609990
View Full Profile

Dr. Ruth Wang , MD, MED

Internal Medicine

Active NPI Status Accepts Medicare Assignment
1620 Alpine Blvd, Alpine, CA 919011102
Phone: 6194456200
NPI Identifier 1033791926
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Dr. Robert Frank Klemens , MD

Internal Medicine

Active NPI Status
1692 Dewitt Estates Rd, Alpine, CA 919013059
Phone: 6194457358
NPI Identifier 1912244856
View Full Profile

Frequently Asked Questions about Internal Medicine in Alpine

How do I check a Internal Medicine 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.

Internal Medicine Providers in Other California Cities

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