Matthew Austen, M.D.
Emergency Medicine Physician · Riverhead, NY
Matthew Austen, M.D. is an emergency medicine physician with a practice address in Riverhead, New York, and NPI 1336586676, issued on May 28, 2013. Check the license (New York 283236, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Matthew Austen
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 283236 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1300 Roanoke Ave, Riverhead, NY 11901
- Phone
- (631) 548-6927
- Enumerated
- May 28, 2013
- Record last updated
- Mar 11, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20161130001348); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 2013
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 5,025 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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- Luke AllenSurgical Physician Assistant1538172259
- Carolyn Alvarez, MDAdult Medicine Physician1972127306
- Karina Alvarez, RNMedical-Surgical Registered Nurse1427655653
- Krista Amon, MS, PA-CPhysician Assistant1427758994
- Mariam Atia, DOHospitalist Physician1790247005
Verify Matthew Austen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 283236Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
42% fewer Medicare Part D claims than the average emergency medicine physician in 2024
132 Medicare Part D claims for 104 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 13 claims were for opioids.
Most prescribed
- Cefdinir15 claims
- Cephalexin13 claims
- Amoxicillin-Clavulanate Potass11 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 one group practice
- 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).
Matthew Austen among 5,025 emergency medicine physician records in New York
Matthew Austen, M.D. is one of 5,025 emergency medicine physician records with a practice address in New York. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 56% of them.
- NPI issued2013 · 56% of these records are older, 41% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2013 · median 2013 among the 3,232 with a school on file
- Record last updated2017 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 emergency medicine physician records list a practice address in Riverhead
They are 10 of the 982 NPPES records with a practice address in Riverhead, and 5,025 emergency medicine physician records in New York.
All 5,025 in New York → Every provider in Riverhead → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Miriam BelloRiverhead, NY 119011578145538
- Gregory Capece, DORiverhead, NY 119011497103840
- Ahmed Chaudhry, D.O.Riverhead, NY 119011073541389
- Dong Choe, M.D.Riverhead, NY 119011033452735
- Nanette Matos, MDRiverhead, NY 119011912584384
- Patricia Napolitano, P.A.Riverhead, NY 119011780653329
- Artur Schander, D.O./PH.D.Riverhead, NY 119011528472446
- William Sommo, M.D.Riverhead, NY 119011578591491
Common questions
What is Matthew Austen, M.D.'s NPI number?
Matthew Austen, M.D.'s National Provider Identifier (NPI) is 1336586676, issued on May 28, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Austen, M.D. located?
The NPPES record lists a practice address at 1300 Roanoke Ave, Riverhead, NY, 11901. Phone: (631) 548-6927. Providers update this record themselves, so call before visiting.
How can I verify Matthew Austen, M.D.'s license?
NPPES lists New York license number 283236, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Matthew Austen, M.D. prescribe under Medicare Part D?
In 2024, Matthew Austen, M.D. had 132 Medicare Part D claims for 104 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Matthew Austen, M.D.'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.