Paul D. Blumenthal – active Blumenthal, Paul D. Phone 650-725-6079 Address 900 Blake Wilbur Drive, Garden Level, Suite W0050, Palo Alto, CA 94304 Procedures Surgery: NO Medication: YES Other Info Documents Misc Documents blumenthal -- drug co payments License Blumenthal, Paul D. -- California medical license -- valid through 03-31-2020 Blumenthal, Paul D. -- California medical license application Paul Blumenthal -- New Mexico license -- valid through 07-01-2021 Paul blumenthal -- maryland license profile -- expired