MRS. HALEY ANNE RIORDAN PHYSICIAN ASSISTANT
NPI 1366843781
Physician Assistant in East Setauket, NY

Active since September 05, 2014PECOS EnrolledAccepts Medicare Assignment
98.52/100
CMS Quality Rating
14 TECHNOLOGY DR STE 11, EAST SETAUKET, NY 11733(631) 444-4233 Get Directions Write a Review

NPPES record last updated: October 22, 2014. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Mrs. Haley Anne Riordan Physician Assistant NPPES

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

MRS. HALEY ANNE RIORDAN PHYSICIAN ASSISTANT (NPI 1366843781) is an individual physician assistant in East Setauket, New York, licensed in New York (018106) and active in the NPI registry since September 2014. She is enrolled in Medicare PECOS, is affiliated with St Charles Hospital, and is a graduate of Other (2014).

NPPES Registry Identity

NPI1366843781
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMRS. HALEY ANNE RIORDANCredential: PHYSICIAN ASSISTANT
Location Address14 TECHNOLOGY DR STE 11East Setauket, NY 11733-3464
Mailing Address14 Technology Dr Ste 11East Setauket, NY 11733-3464
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateSeptember 5, 2014
Last NPPES UpdateOctober 22, 2014
NPI 1366843781 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 NY · 018106
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.
14 TECHNOLOGY DR STE 11, East Setauket, NY 11733

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

Mrs. Haley Anne Riordan Physician Assistant 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 ID3072835339
PECOS Enrollment IDI20141124001342
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.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Replacement of knee joint, both sides of knee 27447
A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.
32 services31 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
15 services15 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
13 services13 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Charles Hospital

Acute Care Hospitals · Port Jefferson, NY
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number330246
Location200 Belle Terre RoadPort Jefferson, NY 11777 · Suffolk County
Birthing friendly

Suny/Stony Brook University Hospital

Acute Care Hospitals · Stony Brook, NY
4/5 CMS rating
OwnershipGovernment - State
CMS Certification Number330393
LocationHealth Sciences Center SunyStony Brook, NY 11794 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11733 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

98.52/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality82.85
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 3

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

Student in an Organized Health Care Education/Training Program
14 TECHNOLOGY DR STE 11
EAST SETAUKET, NY 11733
Orthopaedic Surgery (Sports Medicine)
14 TECHNOLOGY DR STE 11
EAST SETAUKET, NY 11733
Physician Assistant
14 TECHNOLOGY DR STE 11
EAST SETAUKET, NY 11733

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 Haley Riordan's NPI number?

The NPI number for Haley Riordan is 1366843781. It was assigned to this individual provider in the NPPES registry on September 5, 2014.

Where is Haley Riordan located?

Haley Riordan practices at 14 Technology Dr Ste 11, East Setauket, NY 11733. The listed phone number is (631) 444-4233.

What is Haley Riordan's specialty?

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

Is Haley Riordan enrolled in Medicare?

Yes. Haley Riordan 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.

Is Haley Riordan affiliated with any hospitals?

According to CMS data, Haley Riordan is affiliated with St Charles Hospital and Suny/Stony Brook University Hospital.

When was this NPI record last updated?

The NPPES record for Haley Riordan was last updated on October 22, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.