Registry data as of Aug 27, 2026

Zvi Alpern, MD

Internal Medicine Physician · Smithtown, NY

Zvi Alpern, MD is an internal medicine physician with a practice address in Smithtown, New York, and NPI 1023115748, issued on Sep 17, 2006. Check the license on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1023115748
Name
Zvi Alpern
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
48 Route 25A, Smithtown, NY 11787
Phone
(631) 265-0062
Enumerated
Sep 17, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 48 Route 25A

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Charles Bleifeld, M.D.Specialist1639191968
  2. Siok-Ching Chen, M.D.Anesthesiology Physician1316047665
  3. Linda Chernoff, M.D.Anesthesiology Physician1578655155
  4. Jong-Jin Choi, M.D.Anesthesiology Physician1922108182
  5. Steven Cohen, M.D.Anesthesiology Physician1245327592
  6. Robert Fondacaro, M.D.Anesthesiology Physician1306946512

Verify Zvi Alpern in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

74% fewer Medicare Part D claims than the average internal medicine physician in 2024

716 Medicare Part D claims for 233 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Zvi Alpern716
  2. Specialty average2,785

Most prescribed

  1. Pantoprazole Sodium203 claims
  2. Omeprazole135 claims
  3. Famotidine122 claims
  4. Mesalamine30 claims
  5. Linzess28 claims
  6. Sucralfate21 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 Medicare quality score for 2023: 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.

  1. Qualityout of 100 · 30% of the final score74.9
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%91.7
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $739.11

28 payments, mostly food and beverage; the largest payer was Ipsen Biopharmaceuticals, Inc. The 65,274 providers of this specialty with any payment received $2,536.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Zvi Alpern$739.11
  2. Specialty average$2,536.66

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Digestive Disease Care, PCEast Setauket, NY

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

41 internal medicine physician records list a Smithtown practice address

They are 41 of the 1,907 NPPES records with a Smithtown practice address, and 13,725 internal medicine physician records in New York.

Other internal medicine physician records in New York

  1. Deborah Aanonsen, D.O.Staten Island, NY1952395717
  2. Nivedita Aanur, M.D.New York, NY1982833471
  3. Jay Aaron, MDGreat Neck, NY1245332956
  4. Justin Aaron, MDNew York, NY1619243912
  5. Ahmad AbadiPoughkeepsie, NY1780258517
  6. Jamsheed Abadi, MDBrooklyn, NY1477537496
  7. Theophine Abakporo, M.D.Brooklyn, NY1972564813
  8. Antonieta Abarientos, MDNew Rochelle, NY1649285123
  9. Charles Abate, MDOssining, NY1720180003
  10. Vyachislav Abayev, M.D.Brooklyn, NY1437394574

Common questions

What is Zvi Alpern, MD's NPI number?

Zvi Alpern, MD's National Provider Identifier (NPI) is 1023115748, issued on Sep 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Zvi Alpern, MD located?

The NPPES record lists a practice address at 48 Route 25A, Smithtown, NY, 11787. Phone: (631) 265-0062. Providers update this record themselves, so call before visiting.

How can I verify Zvi Alpern, MD's license?

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 Zvi Alpern, MD prescribe under Medicare Part D?

In 2024, Zvi Alpern, MD had 716 Medicare Part D claims for 233 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

What is Zvi Alpern, MD's Medicare quality 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.