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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

AARON DEYKIN MD
NPI 1255397402
Internal Medicine - Pulmonary Disease in Boston, MA

Active since April 25, 2006
75 FRANCIS STREET PBB CLINICS 3, BRIGHAM AND WOMEN'S HOSPITAL PULMONARY DIVISION, BOSTON, MA 02115(617) 732-6987 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Aaron Deykin Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

AARON DEYKIN MD (NPI 1255397402) is an individual pulmonary disease provider in Boston, Massachusetts, licensed in Massachusetts (79036) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1255397402
Entity TypeIndividualMale
Primary Taxonomy207RP1001X
Provider Legal NameAARON DEYKINCredential: MD
Location Address75 FRANCIS STREET PBB CLINICS 3, BRIGHAM AND WOMEN'S HOSPITAL PULMONARY DIVISIONBoston, MA 02115
Mailing Address75 Francis Street Pbb Clinics 3, Brigham And Women's Hospital Pulmonary DivisionBoston, MA 02115 · (617) 732-6987
Phone(617) 732-6987
Sole ProprietorNo
Enumeration DateApril 25, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1255397402 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
License✔ Licensed in MA · 79036
Definition
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
75 FRANCIS STREET PBB CLINICS 3, Boston, MA 02115
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Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MARILYN LILUN MOY MD
Internal Medicine (Pulmonary Disease)
75 FRANCIS STREET PBB CLINICS 3, BRIGHAM AND WOMENS HOSPITAL PULMONARY DIVISION
BOSTON, MA 02115
Suffolk County (617) 732-7420
LARRY W TSAI MD
Internal Medicine (Pulmonary Disease)
75 FRANCIS STREET PBB CLINICS 3, BRIGHAM AND WOMEN'S HOSPITAL PULMONARY DIVISION
BOSTON, MA 02115
Suffolk County (617) 732-5500
KATHLEEN JOANNE HALEY MD
Internal Medicine (Pulmonary Disease)
75 FRANCIS STREET PBB CLINICS 3, BRIGHAM AND WOMEN'S HOSPITAL PULMONARY DIVISION
BOSTON, MA 02115
Suffolk County (617) 732-7420
REBECCA MARLENE BARON MD
Internal Medicine (Pulmonary Disease)
75 FRANCIS STREET PBB CLINICS 3, BRIGHAM AND WOMEN'S HOSPITAL PULMONARY DIVISION
BOSTON, MA 02115
Suffolk County (617) 732-7420

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Aaron Deykin's NPI number?

The NPI number for Aaron Deykin is 1255397402. It was assigned to this individual provider in the NPPES registry on April 25, 2006.

Where is Aaron Deykin located?

Aaron Deykin practices at 75 Francis Street Pbb Clinics 3 Brigham And Women's Hospital Pulmonary Division, Boston, MA 02115. The listed phone number is (617) 732-6987.

What is Aaron Deykin's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

When was this NPI record last updated?

The NPPES record for Aaron Deykin was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 39 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.