Dr. David M Feinstein , MD
Internal Medicine • Sunnyvale, CA
Professional Overview & Biography Verified Profile Summary
Dr. David Feinstein, MD is a registered healthcare professional specializing in Internal Medicine in Sunnyvale, CA. Practice services are available at 1413 KNOWLTON DR under active NPI credentials.
Practice Location & Contact Primary Location
1413 Knowlton Dr
Sunnyvale, CA 940873152
Specialty Benchmarks & Practice Insights
Comparative analytics for Internal Medicine in Sunnyvale, CA
Practicing in Sunnyvale, CA (18502 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
NUCC Taxonomy Code: 207R00000X
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.
Additional State Medicaid & Healthcare Payer Identifiers
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
NPI status registered as active in NPPES database
Registered at 1413 KNOWLTON DR, SUNNYVALE, CA 940873152 (Tel: 8056020386)
Registered at 1413 KNOWLTON DR, SUNNYVALE, CA 940873152 (Tel: 8056020386)
Recorded as DAVID FEINSTEIN, MD
Internal Medicine (License #G83862 in CA)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
1413 Knowlton Dr
Sunnyvale, CA 940873152
Phone: 8056020386
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