Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. John R Cohn, MD

Individual provider Allergy & Immunology Physician · NPI 1104819150

Dr. John R Cohn, MD is an Allergy & Immunology Physician in Philadelphia, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2005.

Licensed in
PA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1015 Chestnut St Ste 1300
Philadelphia, PA 19107-4316
Phone: (215) 923-7685
Fax: (215) 923-8230
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence MD019399E (PA)

Record details

NPI number1104819150
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 25, 2005
Last updated in NPPESDecember 30, 2015

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