David Berezny Jr, RPA-C, MMS
NPI 1609938851 · Physician Assistant · Riverhead, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Berezny Jr, RPA-C, MMS is a Physician Assistant provider in Riverhead, NY (NPI 1609938851).
Provider details
- NPI number
- 1609938851
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RPA-C, MMS
- Sex
- Male
- Sole proprietor
- Yes
- License
- 010257 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,191 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 624 | $124 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 108 | $88 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 100 | $16 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 71 | $18 |
| Annual, Face-To-Face Intensive Behavioral Therapy for Cardiovascular Disease, Individual, 15 MinutesG0446 | 70 | $24 |
| Annual Alcohol Misuse Screening, 5 to 15 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 88 | 16 |
| Rosuvastatin Calcium | 84 | 21 |
| Amlodipine Besylate | 82 | 21 |
| Metoprolol Succinate | 80 | 20 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 77 | — |
| Atorvastatin Calcium | 63 | 18 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$94 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-14
- Last updated
- 2023-03-27
- Certified
- 2023-03-27
Frequently asked questions
- What is David Berezny Jr's NPI number?
- David Berezny Jr's National Provider Identifier (NPI) is 1609938851, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Berezny Jr's specialty?
- David Berezny Jr is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is David Berezny Jr located?
- David Berezny Jr's practice location on file with NPPES is 185 Old Country Rd Ste 7, Riverhead, NY 11901-2121.
- What is David Berezny Jr's phone number?
- The practice phone number listed in the NPPES registry for David Berezny Jr is (631) 830-4065.
- Does David Berezny Jr accept Medicare?
- David Berezny Jr is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Berezny Jr's NPI active?
- Yes — David Berezny Jr's NPI (1609938851) is active in the NPPES registry as of the last update on 2023-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.