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ARIANA DOMINICUS PA-C
NPI 1013869338
Physician Assistant in Greenwich, CT

Active since February 10, 2026PECOS EnrolledAccepts Medicare Assignment
5 PERRYRIDGE RD, GREENWICH, CT 06830(203) 863-3000 Get Directions Write a Review

NPPES record last updated: February 10, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Ariana Dominicus Pa-c NPPES

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

ARIANA DOMINICUS PA-C (NPI 1013869338) is an individual physician assistant in Greenwich, Connecticut, licensed in Connecticut (007418) and active in the NPI registry since February 2026. The provider is enrolled in Medicare PECOS and is a graduate of Other (2025).

NPPES Registry Identity

NPI1013869338
Entity TypeIndividual
Primary Taxonomy363A00000X
Provider Legal NameARIANA DOMINICUSCredential: PA-C
Location Address5 PERRYRIDGE RDGreenwich, CT 06830-4608
Mailing Address5 Perryridge RdGreenwich, CT 06830-4608
Phone(203) 863-3000
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateFebruary 10, 2026
NPPES CertifiedFebruary 9, 2026
✔ NPI 1013869338 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in CT · 007418
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.
5 PERRYRIDGE RD, Greenwich, CT 06830
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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

Ariana Dominicus 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 ID2365919347
PECOS Enrollment IDI20260428000070
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 06830 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
$93.86 typical visit price
range $60.82 – $183.10
Typical copayment $23.46 (range $15.20 – $45.77)
Most-billed visit code 99203
Established Patient
$75.55 typical visit price
range $19.76 – $149.26
Typical copayment $18.88 (range $4.94 – $37.31)
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.

ZARA NADIA ILAHI MD
Pediatrics (Neonatal-Perinatal Medicine)
5 PERRYRIDGE RD
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3000
SARAH STAMPER M.D.
Student in an Organized Health Care Education/Training Program
5 PERRYRIDGE RD, MEDICAL EDUCATION
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3409
JUNE EVELYN JEON MD
Student in an Organized Health Care Education/Training Program
5 PERRYRIDGE RD
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3000
ERIC LI-MING HUANG BSC, PHARMD
Pharmacist (Pharmacotherapy)
5 PERRYRIDGE RD
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3199
ROSEMARY PERLEY-KWAUK CRNA
Nurse Anesthetist, Certified Registered
5 PERRYRIDGE RD
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 661-5330
DR. FRANCISCO J BREA MD
Anesthesiology
5 PERRYRIDGE RD
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 661-5330
ANNE YAN TING CHUA MBBS
Student in an Organized Health Care Education/Training Program
5 PERRYRIDGE RD
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3409
JOHN TENBUSCH LCSW
Social Worker (Clinical)
5 PERRYRIDGE RD, ARC 3RD FLOOR
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3570

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 Ariana Dominicus's NPI number?

The NPI number for Ariana Dominicus is 1013869338. It was assigned to this individual provider in the NPPES registry on February 10, 2026.

Where is Ariana Dominicus located?

Ariana Dominicus practices at 5 Perryridge Rd, Greenwich, CT 06830. The listed phone number is (203) 863-3000.

What is Ariana Dominicus's specialty?

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

Is Ariana Dominicus enrolled in Medicare?

Yes. Ariana Dominicus 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 Ariana Dominicus was last updated on February 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.