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CALLYN IWUALA MD
NPI 1710680319
Student in an Organized Health Care Education/Training Program in Sleepy Hollow, NY

Active since March 23, 2023PECOS Enrolled
701 N BROADWAY, SLEEPY HOLLOW, NY 10591(914) 366-5353 Get Directions Write a Review

NPPES record last updated: March 23, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Callyn Iwuala Md NPPES

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

CALLYN IWUALA MD (NPI 1710680319) is an individual student in an organized health care education/training program in Sleepy Hollow, New York and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS and is a graduate of Cooper Medical School Of Rowan University (2023).

NPPES Registry Identity

NPI1710680319
Entity TypeIndividualFemale
Primary Taxonomy390200000X
Provider Legal NameCALLYN IWUALACredential: MD
Location Address701 N BROADWAYSleepy Hollow, NY 10591-1020
Mailing Address701 N BroadwaySleepy Hollow, NY 10591-1020
Phone(914) 366-5353
Sole ProprietorNo
Medical School CMSCooper Medical School Of Rowan UniversityGraduated 2023
Enumeration DateMarch 23, 2023
NPPES CertifiedMarch 23, 2023
✔ NPI 1710680319 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
701 N BROADWAY, Sleepy Hollow, NY 10591
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Callyn Iwuala Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3678031044
PECOS Enrollment IDI20260816000231
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Callyn Iwuala reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

City Medical Of Upper East Side, PLLC
5.2 mi
Urgent Care
2393 CENTRAL PARK AVENUE
Yonkers, NY 10710
  • Reassigned Medicare billing, New York enrollment
  • 596 clinicians in this Medicare group
NPI 1871919811 (718) 913-0828

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

MICHAEL M KYI MD
Emergency Medicine
701 N BROADWAY, PHELPS MEMORIAL HOSPITAL EMERGENCY DEPARTMENT
SLEEPY HOLLOW, NY 10591
Westchester County (914) 366-3590
PHELPS MEMORIAL HOSPITAL ASSOCIATION
Internal Medicine
701 N BROADWAY
SLEEPY HOLLOW, NY 10591
Westchester County (914) 366-3134
MATTHEW RYAN GESNER MD
Student in an Organized Health Care Education/Training Program
701 N BROADWAY
SLEEPY HOLLOW, NY 10591
Westchester County (914) 366-5353
ARIELLE REBECCA DURANI DDS
Student in an Organized Health Care Education/Training Program
701 N BROADWAY
SLEEPY HOLLOW, NY 10591
Westchester County (914) 594-2124
JODI-ANN CHARLTON MD
Student in an Organized Health Care Education/Training Program
701 N BROADWAY
SLEEPY HOLLOW, NY 10591
Westchester County (914) 366-3000
PHELPS FACULTY MEDICAL AFFILIATES UNIVERSITY FACULTY PRACTICE CORPOR
Physician Assistant
701 N BROADWAY
SLEEPY HOLLOW, NY 10591
Westchester County (914) 366-3000
USHA MODUKURU DO
Student in an Organized Health Care Education/Training Program
701 N BROADWAY
SLEEPY HOLLOW, NY 10591
Westchester County (914) 366-5353
BETH BREAKSTONE M.D.
Specialist
701 N BROADWAY, PHELPS PATHOLOGY
SLEEPY HOLLOW, NY 10591
Westchester County (845) 562-7995

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 Callyn Iwuala's NPI number?

The NPI number for Callyn Iwuala is 1710680319. It was assigned to this individual provider in the NPPES registry on March 23, 2023.

Where is Callyn Iwuala located?

Callyn Iwuala practices at 701 N Broadway, Sleepy Hollow, NY 10591. The listed phone number is (914) 366-5353.

What is Callyn Iwuala's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Callyn Iwuala enrolled in Medicare?

Yes. Callyn Iwuala is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Callyn Iwuala's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Callyn Iwuala reassigns Medicare benefits to City Medical Of Upper East Side, PLLC (Yonkers, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Callyn Iwuala's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Callyn Iwuala was last updated on March 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.