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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

DAYNA SAYWACK
NPI 1255247862
Physician Assistant in New York, NY

Active since August 22, 2026
163 WILLIAM ST FL 5, NEW YORK, NY 10038(347) 749-7041 Get Directions Write a Review

NPPES record added: August 22, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Dayna Saywack NPPES

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

DAYNA SAYWACK (NPI 1255247862) is an individual physician assistant in New York, New York and active in the NPI registry since August 2026.

NPPES Registry Identity

NPI1255247862
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameDAYNA SAYWACK
Location Address163 WILLIAM ST FL 5New York, NY 10038-2613
Mailing Address163 William St Fl 5New York, NY 10038-2613
Phone(347) 749-7041
Sole ProprietorYes
Enumeration DateAugust 22, 2026
NPPES CertifiedJuly 26, 2026
✔ NPI 1255247862 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
163 WILLIAM ST FL 5, New York, NY 10038
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Other Providers at the Same Location NPPES 17

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

DANIELLE SCHUMAN
Physician Assistant
163 WILLIAM ST FL 5
NEW YORK, NY 10038
New York County (212) 618-6051
JARED STONE
Student in an Organized Health Care Education/Training Program
163 WILLIAM ST FL 5
NEW YORK, NY 10038
New York County (212) 618-6052
REBECCA ZIPORA KRAUS
Physician Assistant
163 WILLIAM ST FL 5
NEW YORK, NY 10038
New York County (212) 608-6052
ERIKA OPENA
Physician Assistant
163 WILLIAM ST FL 5
NEW YORK, NY 10038
New York County (212) 618-6052
DIANA AL-MALLAH
Physician Assistant
163 WILLIAM ST FL 5
NEW YORK, NY 10038
New York County (212) 618-6052
LIN YU PAN
Physician Assistant (Medical)
163 WILLIAM ST FL 5
NEW YORK, NY 10038
New York County (212) 618-6052
MARK VINCENT MANDALA
Physician Assistant
163 WILLIAM ST FL 5
NEW YORK, NY 10038
New York County (212) 618-6052
ZACHARY FRANCIS PANIATI
Physician Assistant
163 WILLIAM ST FL 5
NEW YORK, NY 10038
New York County (212) 618-6052

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 Dayna Saywack's NPI number?

The NPI number for Dayna Saywack is 1255247862. It was assigned to this individual provider in the NPPES registry on August 22, 2026.

Where is Dayna Saywack located?

Dayna Saywack practices at 163 William St Fl 5, New York, NY 10038. The listed phone number is (347) 749-7041.

What is Dayna Saywack's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

When was this NPI record last updated?

The NPPES record for Dayna Saywack was last updated on August 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.