Healthcare Provider Details

I. General information

NPI: 1114917986
Provider Name (Legal Business Name): JEFFREY A GELFAND MD
Entity Type: Individual
Gender: Male
Sole Proprietor: X

II. Dates (important events)

Enumeration Date: 10/24/2005
Last Update Date: 09/11/2025
Certification Date:
Deactivation Date:
Reactivation Date:

III. Provider practice location address

55 FRUIT ST S50-801 INFECTIOUS DISEASE ASSOCIATES
BOSTON MA
02114-2621
US

IV. Provider business mailing address

PO BOX 9142 MASS GENERAL PHYSICIAN ORGANIZATION
CHARLESTOWN MA
02129-9142
US

V. Phone/Fax

Practice location:
  • Phone: 617-726-1796
  • Fax:
Mailing address:
  • Phone: 617-724-0287
  • Fax: 617-726-2894

VI. Provider taxonomy

Scope of Practice (Provider specialty)

# 1
Primary TaxonomyY
Taxonomy Code207K00000X
TaxonomyAllergy & Immunology Physician
License Number40886
License Number StateMA
# 2
Primary TaxonomyN
Taxonomy Code207RI0200X
TaxonomyInfectious Disease Physician
License Number40886
License Number StateMA

VIII. Authorized Official

Name:
Title or Position:
Credential:
Phone: