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KELSEY HOPE CHIELLINI PA-C
NPI 1508604877
Physician Assistant in Roslyn, NY

Active since July 19, 2024PECOS EnrolledAccepts Medicare Assignment
100 PORT WASHINGTON BLVD, ROSLYN, NY 11576(516) 562-6000 Get Directions Write a Review

NPPES record last updated: April 19, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Apr 19, 2026, Jul 19, 2024 (2 updates tracked since 2024).

About Kelsey Hope Chiellini Pa-c NPPES

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

KELSEY HOPE CHIELLINI PA-C (NPI 1508604877) is an individual physician assistant in Roslyn, New York and active in the NPI registry since July 2024. She is enrolled in Medicare PECOS and is a graduate of Other (2024).

NPPES Registry Identity

NPI1508604877
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameKELSEY HOPE CHIELLINICredential: PA-C
Location Address100 PORT WASHINGTON BLVDRoslyn, NY 11576-1347
Mailing Address100 Port Washington BlvdRoslyn, NY 11576-1347
Phone(516) 562-6000
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateJuly 19, 2024
Last NPPES UpdateApril 19, 20262 updates tracked since enumeration
NPPES CertifiedApril 19, 2026
✔ NPI 1508604877 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.
100 PORT WASHINGTON BLVD, Roslyn, NY 11576
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Kelsey Hope Chiellini Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1153862644
PECOS Enrollment IDI20240924004076
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11576 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

ERIN MARIE MARKEY R.N.,M.S.,APRN-BC
Nurse Practitioner (Acute Care)
100 PORT WASHINGTON BLVD
ROSLYN, NY 11576
Nassau County (516) 562-6351
DR. MENA YACOUB D.O
Internal Medicine (Clinical Cardiac Electrophysiology)
100 PORT WASHINGTON BLVD
ROSLYN, NY 11576
Nassau County (718) 689-0316
JULIA COHEN
Physician Assistant
100 PORT WASHINGTON BLVD
ROSLYN, NY 11576
Nassau County (516) 562-6000
PEDIATRIC CARDIOLOGY OF LI PC
Pediatrics (Pediatric Cardiology)
100 PORT WASHINGTON BLVD, SUITE 108
ROSLYN, NY 11576
Nassau County (516) 365-3340
PATRICK BRENNAN P.A.
Physician Assistant
100 PORT WASHINGTON BLVD
ROSLYN, NY 11576
Nassau County (516) 338-5358
KENNETH ZIELINSKI P.A.
Physician Assistant
100 PORT WASHINGTON BLVD
ROSLYN, NY 11576
Nassau County (516) 338-5358
DR. STEFAN MILTON MUEHLBAUER M.D., PHD
Emergency Medicine
100 PORT WASHINGTON BLVD, DEPT OF EMERGENCY MEDICINE
ROSLYN, NY 11576
Nassau County (165) 626-6055
MRS. MELISSA A MORELLI FNP-C
Nurse Practitioner (Family)
100 PORT WASHINGTON BLVD, ST. FRANCIS HOSPITAL EMERGENCY ROOM
ROSLYN, NY 11576
Nassau County (516) 562-6600

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 Kelsey Chiellini's NPI number?

The NPI number for Kelsey Chiellini is 1508604877. It was assigned to this individual provider in the NPPES registry on July 19, 2024.

Where is Kelsey Chiellini located?

Kelsey Chiellini practices at 100 Port Washington Blvd, Roslyn, NY 11576. The listed phone number is (516) 562-6000.

What is Kelsey Chiellini's specialty?

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

Is Kelsey Chiellini enrolled in Medicare?

Yes. Kelsey Chiellini is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Kelsey Chiellini was last updated on April 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.