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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.

DR. ANNA SIOBHAN HEFFRON MD, PHD
NPI 1275276669
Emergency Medicine in New York, NY

Active since April 14, 2022
1 GUSTAVE L LEVY PL # 1149, NEW YORK, NY 10029(212) 824-8069 Get Directions Write a Review

NPPES record last updated: July 23, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 23, 2026, Apr 14, 2022 (2 updates tracked since 2022).

About Dr. Anna Siobhan Heffron Md, Phd NPPES

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

DR. ANNA SIOBHAN HEFFRON MD, PHD (NPI 1275276669) is an individual emergency medicine provider in New York, New York, licensed in Connecticut (84862) and active in the NPI registry since April 2022.

NPPES Registry Identity

NPI1275276669
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. ANNA SIOBHAN HEFFRONCredential: MD, PHD
Location Address1 GUSTAVE L LEVY PL # 1149New York, NY 10029-6504
Mailing Address464 Congress AveNew Haven, CT 06519-1361 · (203) 785-4404 · Fax (203) 785-4580
Phone(212) 824-8069
Sole ProprietorNo
Enumeration DateApril 14, 2022
Last NPPES UpdateJuly 23, 20262 updates tracked since enumeration
NPPES CertifiedJuly 23, 2026
✔ NPI 1275276669 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CT · 84862
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
1 GUSTAVE L LEVY PL # 1149, New York, NY 10029
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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.

MACKENZIE SARAH RABAS MD
Student in an Organized Health Care Education/Training Program
1 GUSTAVE L LEVY PL # 1149
NEW YORK, NY 10029
New York County (212) 241-6639
KELLY CHEN
Physician Assistant
1 GUSTAVE L LEVY PL # 1149
NEW YORK, NY 10029
New York County (212) 241-6500
JULIAN SACKEY
Student in an Organized Health Care Education/Training Program
1 GUSTAVE L LEVY PL # 1149
NEW YORK, NY 10029
New York County (908) 590-0534
DR. FREDERICK LORENZ THUM III M.D.
Emergency Medicine
1 GUSTAVE L LEVY PL # 1149, MOUNT SINAI MEDICAL CTR, DEPT OF EMERGENCY MEDICINE
NEW YORK, NY 10029
New York County (212) 241-6639
DR. BRADEN JAMES HEXOM M.D.
Emergency Medicine
1 GUSTAVE L LEVY PL # 1149
NEW YORK, NY 10029
New York County (212) 241-0763
JORDYN WALKER PA-C
Physician Assistant
1 GUSTAVE L LEVY PL # 1149
NEW YORK, NY 10029
New York County (212) 241-6500
DR. TERENCE MARTIN HUGHES MD
Student in an Organized Health Care Education/Training Program
1 GUSTAVE L LEVY PL # 1149
NEW YORK, NY 10029
New York County (212) 241-6500
SHYAMALA SUBRAMANIAN
Student in an Organized Health Care Education/Training Program
1 GUSTAVE L LEVY PL # 1149
NEW YORK, NY 10029
New York County (212) 241-6500

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 Anna Heffron's NPI number?

The NPI number for Anna Heffron is 1275276669. It was assigned to this individual provider in the NPPES registry on April 14, 2022.

Where is Anna Heffron located?

Anna Heffron practices at 1 Gustave L Levy Pl # 1149, New York, NY 10029. The listed phone number is (212) 824-8069.

What is Anna Heffron's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

When was this NPI record last updated?

The NPPES record for Anna Heffron was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 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.