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ERIN MACKAY
NPI 1114465754
Physician Assistant in Hauppauge, NY

Active since February 02, 2017PECOS EnrolledAccepts Medicare Assignment
18 SEQUOIA DR, HAUPPAUGE, NY 11788(631) 487-3328 Get Directions Write a Review

NPPES record last updated: July 17, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 17, 2023, Feb 2, 2017 (2 updates tracked since 2017).

About Erin Mackay NPPES

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

ERIN MACKAY (NPI 1114465754) is an individual physician assistant in Hauppauge, New York and active in the NPI registry since February 2017. She is enrolled in Medicare PECOS, maintains a secondary practice location in West Islip, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1114465754
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameERIN MACKAY
Location Address18 SEQUOIA DRHauppauge, NY 11788-2626
Mailing Address18 Sequoia DrHauppauge, NY 11788-2626
Phone(631) 487-3328
Sole ProprietorYes
Medical School CMSOtherGraduated 2016
Enumeration DateFebruary 2, 2017
Last NPPES UpdateJuly 17, 20232 updates tracked since enumeration
NPPES CertifiedJuly 17, 2023
✔ NPI 1114465754 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.
18 SEQUOIA DR, Hauppauge, NY 11788
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Secondary Practice Location 1

Location 1540 Union BlvdWest Islip, NY 11795-3105 · Phone (631) 669-2555

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

Erin Mackay 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 ID1850790874
PECOS Enrollment IDI20230721002782
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 11788 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.

Referred Medical Equipment & Supplies CMS DME claims 8

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Tacrolimus, immediate release, oral, 1 mg J7507
Treatment-Treatment - Miscellaneous · category RX029N
52 suppliers394 claims39,472 services$0.31 avg. paid by Medicare
Prednisone, immediate release or delayed release, oral, 1 mg J7512
Treatment-Treatment - Miscellaneous · category RX029N
22 suppliers149 claims28,635 services$0.01 avg. paid by Medicare
Cyclosporine, oral, 25 mg J7515
Treatment-Treatment - Miscellaneous · category RX029N
4 suppliers25 claims2,940 services$0.55 avg. paid by Medicare
Mycophenolate mofetil, oral, 250 mg J7517
Treatment-Treatment - Miscellaneous · category RX029N
25 suppliers206 claims32,282 services$0.19 avg. paid by Medicare
Mycophenolic acid, oral, 180 mg J7518
Treatment-Treatment - Miscellaneous · category RX029N
8 suppliers31 claims3,744 services$0.95 avg. paid by Medicare
Sirolimus, oral, 1 mg J7520
Treatment-Treatment - Miscellaneous · category RX029N
17 suppliers150 claims3,965 services$2.64 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Erin Mackay's NPI number?

The NPI number for Erin Mackay is 1114465754. It was assigned to this individual provider in the NPPES registry on February 2, 2017.

Where is Erin Mackay located?

Erin Mackay practices at 18 Sequoia Dr, Hauppauge, NY 11788. The listed phone number is (631) 487-3328.

What is Erin Mackay's specialty?

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

Is Erin Mackay enrolled in Medicare?

Yes. Erin Mackay 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 Erin Mackay was last updated on July 17, 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.