Alexis Breest, PHYSICIAN ASSISTANT
Physician Assistant · Riverhead, NY
Alexis Breest, PHYSICIAN ASSISTANT is a physician assistant with a practice address in Riverhead, New York, and NPI 1447771423, issued on Jun 29, 2017. Check the license with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Alexis Breest
- Credential
- PHYSICIAN ASSISTANT
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 1300 Roanoke Ave, Riverhead, NY 11901
- Phone
- (631) 833-5215
- Enumerated
- Jun 29, 2017
- Record last updated
- Jun 29, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20171121000266); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 15,555 in New York → Look up another NPI →
Also registered at 1300 Roanoke Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alexis Breest 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
58% fewer Medicare Part D claims than the average physician assistant in 2024
349 Medicare Part D claims for 154 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 147 claims were for opioids.
Most prescribed
- Oxycodone Hcl105 claims
- Famotidine87 claims
- Meloxicam84 claims
- Tramadol Hcl40 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.
The MIPS final score for 2023 (Medicare payment program): 91.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Central Suffolk HospitalRiverhead, NY
- North Shore-Lij Medical PCRiverhead, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alexis Breest among 15,555 physician assistant records in New York
Alexis Breest, PHYSICIAN ASSISTANT 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
- Graduated2017 · median 2018 among the 8,158 with a school on file
- Record last updated2017 · 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).
51 physician assistant records list a practice address in Riverhead
They are 51 of the 982 NPPES records with a practice address in Riverhead, and 15,555 physician assistant records in New York.
All 15,555 in New York → Every provider in Riverhead → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- David Berezny Jr, RPA-C, MMSRiverhead, NY 119011609938851
- Karla Brantuk, PARiverhead, NY 119011255389250
- Louise Cardellina, PA-CRiverhead, NY 119011396808465
- Jeremiah Edington, RPA-CRiverhead, NY 119011134405632
- Kathleen Egner, RPA-CRiverhead, NY 119011841343324
- Leanne Ferretti, PARiverhead, NY 119011295013092
- Kristie Gering, PHYSICIAN ASSISTANTRiverhead, NY 119011366876914
- Allison Keneski, RPA-CRiverhead, NY 119011104091024
Common questions
What is Alexis Breest, PHYSICIAN ASSISTANT's NPI number?
Alexis Breest, PHYSICIAN ASSISTANT's National Provider Identifier (NPI) is 1447771423, issued on Jun 29, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Alexis Breest, PHYSICIAN ASSISTANT located?
The NPPES record lists a practice address at 1300 Roanoke Ave, Riverhead, NY, 11901. Phone: (631) 833-5215. Providers update this record themselves, so call before visiting.
How can I verify Alexis Breest, PHYSICIAN ASSISTANT's license?
Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does Alexis Breest, PHYSICIAN ASSISTANT prescribe under Medicare Part D?
In 2024, Alexis Breest, PHYSICIAN ASSISTANT had 349 Medicare Part D claims for 154 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Alexis Breest, PHYSICIAN ASSISTANT's MIPS final score?
The 2023 MIPS final score is 91.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.