Zvi Alpern, MD
NPI 1023115748 · Gastroenterology Physician · Smithtown, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zvi Alpern, MD is a Gastroenterology Physician provider in Smithtown, NY (NPI 1023115748).
Provider details
- NPI number
- 1023115748
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 154485 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
1,913 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 511 | $89 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 306 | $148 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 201 | $209 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 160 | $196 |
| Biopsy of Small Bowel (except Ileum) Using an Endoscope44361 | 136 | $144 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 203 | 75 |
| Omeprazole | 135 | 52 |
| Famotidine | 122 | 51 |
| Mesalamine | 30 | — |
| Linaclotidebrand: Linzess | 28 | — |
| Sucralfate | 21 | 11 |
| Hydrocortisone | 16 | 13 |
| Mesalaminebrand: Mesalamine Er |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$739 across 28 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
- 2006-09-17
- Last updated
- 2008-05-01
Frequently asked questions
- What is Zvi Alpern's NPI number?
- Zvi Alpern's National Provider Identifier (NPI) is 1023115748, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zvi Alpern's specialty?
- Zvi Alpern is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Zvi Alpern located?
- Zvi Alpern's practice location on file with NPPES is 48 Route 25a, Smithtown, NY 11787-1431.
- What is Zvi Alpern's phone number?
- The practice phone number listed in the NPPES registry for Zvi Alpern is (631) 265-0062.
- Does Zvi Alpern accept Medicare?
- Zvi Alpern is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zvi Alpern's NPI active?
- Yes — Zvi Alpern's NPI (1023115748) is active in the NPPES registry as of the last update on 2008-05-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.