Individual provider · Type 1 NPI

Joshan K. Shajan, MD

Internal Medicine Physician · Cos Cob, CT

NPI number 1790043040 Active

Practice location

40 E Putnam Ave Ste 1B
Cos Cob, CT 06807-2606

Fax (203) 325-3270

Mailing address

212 Bible St
Cos Cob, CT 06807-1322

Other practice locations

  • 3863 Clairemont Dr, San Diego, CA 92117-5831 · (858) 483-5570

Specialties and licenses

TaxonomyCodeLicense
General Practice Physician 208D00000XA155675 (CA)
Internal Medicine Physician Primary 207R00000X53782 (CT)

Internal Medicine Physician: 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 medi…

2 other providers at this address

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About NPI 1790043040

Joshan K. Shajan, MD's National Provider Identifier is 1790043040, issued on Apr 24, 2012. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Cos Cob, CT. The record was last updated on Apr 10, 2026.