Erin Mackay
Physician Assistant · Hauppauge, NY
Erin Mackay is a physician assistant with a practice address in Hauppauge, New York, and NPI 1114465754, issued on Feb 2, 2017. Check the license with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Erin Mackay
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 18 Sequoia Dr, Hauppauge, NY 11788
- Phone
- (631) 487-3328
- Enumerated
- Feb 2, 2017
- Record last updated
- Jul 17, 2023
- Medicare enrollment
- Enrolled (PECOS I20230721002782); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 15,555 in New York → Look up another NPI →
Verify Erin Mackay in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average physician assistant in 2024
87 Medicare Part D claims for 43 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Rosuvastatin Calcium18 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $114.29
6 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- St Francis HospitalWest Islip, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erin Mackay among 15,555 physician assistant records in New York
Erin Mackay is one of 15,555 physician assistant records with a practice address in New York. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 47% of them.
- NPI issued2017 · 47% of these records are older, 49% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2016 · median 2018 among the 8,158 with a school on file
- Record last updated2023 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
16 physician assistant records list a practice address in Hauppauge
They are 16 of the 1,043 NPPES records with a practice address in Hauppauge, and 15,555 physician assistant records in New York.
All 15,555 in New York → Every provider in Hauppauge → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Megan BielawaHauppauge, NY 117881336649730
- Christine Chang-Abreu, PA CHauppauge, NY 117881154583524
- Rose Doyle, RPA-CHauppauge, NY 117881619245859
- Diana Gasparro-Zucconi, RPA-CHauppauge, NY 117881962776070
- Gethin George, PA-CHauppauge, NY 117881255805719
- Anna GrigoryanHauppauge, NY 117881740836634
- Ronald GrippoHauppauge, NY 117881649939869
- Lauren KnockerHauppauge, NY 117881437788197
Common questions
What is Erin Mackay's NPI number?
Erin Mackay's National Provider Identifier (NPI) is 1114465754, issued on Feb 2, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Erin Mackay located?
The NPPES record lists a practice address at 18 Sequoia Dr, Hauppauge, NY, 11788. Phone: (631) 487-3328. Providers update this record themselves, so call before visiting.
How can I verify Erin Mackay's license?
Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Erin Mackay prescribe under Medicare Part D?
In 2024, Erin Mackay had 87 Medicare Part D claims for 43 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.