David Richard Berezny Jr, RPA-C, MMS
Physician Assistant · Riverhead, NY
David Richard Berezny Jr, RPA-C, MMS is a physician assistant with a practice address in Riverhead, New York, and NPI 1609938851, issued on Dec 14, 2006. Check the license (New York 010257, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- David Richard Berezny Jr
- Credential
- RPA-C, MMS
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 010257 NY
Self-reported in NPPES; status is on the state search - Practice location
- 185 Old Country RD Ste 7, Riverhead, NY 11901
- Phone
- (631) 830-4065
- Enumerated
- Dec 14, 2006
- Record last updated
- Mar 27, 2023
- Fax
- (631) 830-4256
- Medicare enrollment
- Enrolled (PECOS I20051201000280); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 15,555 in New York → Look up another NPI →
Verify David Richard Berezny Jr in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New York board licenses this profession
Search for license 010257Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average physician assistant in 2024
1,716 Medicare Part D claims for 68 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 127 claims were for opioids.
Most prescribed
- Gabapentin88 claims
- Rosuvastatin Calcium84 claims
- Amlodipine Besylate82 claims
- Metoprolol Succinate80 claims
- Oxycodone-Acetaminophen77 claims
- Atorvastatin Calcium63 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: $94.28
5 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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.
David Richard Berezny Jr among 15,555 physician assistant records in New York
David Richard Berezny Jr, RPA-C, MMS 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 2006, is newer than 1% of them.
- NPI issued2006 · 1% of these records are older, 87% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 52% of these records are
- Graduated2004 · 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).
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
- 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
- Joseph Pasquale, PARiverhead, NY 119011669666756
Common questions
What is David Richard Berezny Jr, RPA-C, MMS's NPI number?
David Richard Berezny Jr, RPA-C, MMS's National Provider Identifier (NPI) is 1609938851, issued on Dec 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Richard Berezny Jr, RPA-C, MMS located?
The NPPES record lists a practice address at 185 Old Country RD Ste 7, Riverhead, NY, 11901. Phone: (631) 830-4065. Providers update this record themselves, so call before visiting.
How can I verify David Richard Berezny Jr, RPA-C, MMS's license?
NPPES lists New York license number 010257, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.
How much does David Richard Berezny Jr, RPA-C, MMS prescribe under Medicare Part D?
In 2024, David Richard Berezny Jr, RPA-C, MMS had 1,716 Medicare Part D claims for 68 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.