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
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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
Mailing address21 Maplecrest Drive, Southborough, MA 01772

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