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CYRIL SAHYOUN M.D.
NPI 1104065531
Emergency Medicine - Pediatric Emergency Medicine in Boston, MA

Active since February 09, 2009
300 LONGWOOD AVE, BOSTON, MA 02115(617) 355-6624 Get Directions Write a Review

NPPES record last updated: February 4, 2011. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Cyril Sahyoun M.d. NPPES

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

CYRIL SAHYOUN M.D. (NPI 1104065531) is an individual pediatric emergency medicine provider in Boston, Massachusetts, licensed in Massachusetts (238833) and active in the NPI registry since February 2009.

NPPES Registry Identity

NPI1104065531
Entity TypeIndividualMale
Primary Taxonomy207PP0204X
Provider Legal NameCYRIL SAHYOUNCredential: M.D.
Location Address300 LONGWOOD AVEBoston, MA 02115-5724
Mailing Address229 Newbury St, Apt 3Boston, MA 02116-2524 · (617) 355-6624
Phone(617) 355-6624
Sole ProprietorNo
Enumeration DateFebruary 9, 2009
Last NPPES UpdateFebruary 4, 2011
✔ NPI 1104065531 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyEmergency Medicine · Pediatric Emergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207PP0204X
License✔ Licensed in MA · 238833
Definition
Pediatric Emergency Medicine is a clinical subspecialty that focuses on the care of the acutely ill or injured child in the setting of an emergency department.
Also ListedPediatricsTaxonomy 208000000X · License 238833 (MA)
300 LONGWOOD AVE, Boston, MA 02115
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Other Providers at the Same Location NPPES 20

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

JULIE ANN HANSEN LCSW
Social Worker (Clinical)
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (857) 218-4309
MS. ANNA ROGLIERI
Nurse Practitioner (Psychiatric/Mental Health)
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (617) 355-6000
STEPHEN G. FLYNN M.D.
Anesthesiology (Pediatric Anesthesiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (617) 355-6000
MISS LAUREN ASHLEY MASTERSON P.T., D.P.T
Physical Therapist
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (617) 355-7216
MS. SOYUN KWAN LICSW
Social Worker (Clinical)
300 LONGWOOD AVE, CHILDREN'S HOSPITAL BOSTON
BOSTON, MA 02115
Suffolk County (617) 355-0567
PUJA BANKA M.D.
Pediatrics
300 LONGWOOD AVE, BADER 203
BOSTON, MA 02115
Suffolk County (617) 355-6363
MR. COURTNEY SULLIVAN FRATTO CPNP
Nurse Practitioner (Pediatrics)
300 LONGWOOD AVE, HUNNEWELL BUILDING 322
BOSTON, MA 02115
Suffolk County (857) 218-4085
DR. ELIZABETH S TAGLAUER M.D., PH.D.
Pediatrics (Neonatal-Perinatal Medicine)
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (617) 355-6000

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 Cyril Sahyoun's NPI number?

The NPI number for Cyril Sahyoun is 1104065531. It was assigned to this individual provider in the NPPES registry on February 9, 2009.

Where is Cyril Sahyoun located?

Cyril Sahyoun practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-6624.

What is Cyril Sahyoun's specialty?

The primary specialty registered for this NPI is Emergency Medicine, specializing in Pediatric Emergency Medicine, with taxonomy code 207PP0204X.

When was this NPI record last updated?

The NPPES record for Cyril Sahyoun was last updated on February 4, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years 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.