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

John L Ohman, MD

Individual provider Allergy & Immunology Physician · NPI 1083723324

John L Ohman, MD is an Allergy & Immunology Physician in Boston, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2006.

Licensed in
MA
In the registry since
2006
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

750 Washington St Nemc Box 30
Boston, MA 02111-1526
Phone: (617) 636-5000
Fax: (617) 636-4843
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 31138 (MA)

Record details

NPI number1083723324
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 30, 2006
Last updated in NPPESDecember 7, 2010

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