Registry data as of Aug 27, 2026

David Isralowitz, MD

Internal Medicine Physician · Rutherford, NJ

David Isralowitz, MD is an internal medicine physician with a practice address in Rutherford, New Jersey, and NPI 1417929092, issued on Feb 7, 2006. Check the license (New Jersey MA32479, as entered in NPPES) on the New Jersey State Board of Medical Examiners; 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
1417929092
Name
David Isralowitz
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MA32479 NJ
Self-reported in NPPES; status is on the state search
Practice location
128 Union Ave, Rutherford, NJ 07070
Phone
(201) 939-8834
Enumerated
Feb 7, 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 128 Union Ave

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

  1. Padma Chava, MDInternal Medicine Physician1508838186

Verify David Isralowitz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license MA32479
    Check 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 Jersey 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.

98% fewer Medicare Part D claims than the average internal medicine physician in 2024

56 Medicare Part D claims, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D.

  1. David Isralowitz56
  2. Specialty average2,785

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.

9 internal medicine physician records list a Rutherford practice address

They are 9 of the 274 NPPES records with a Rutherford practice address, and 5,156 internal medicine physician records in New Jersey.

Other internal medicine physician records in New Jersey

  1. Joseph Aaron, MD, FACPShort Hills, NJ1861584633
  2. Sirike Aasmaa, DOMontville, NJ1861549925
  3. Holly Abate Bersalona, M.D.Sea Girt, NJ1669500492
  4. Kaniz Zehra Abbas, MDTrenton, NJ1598253858
  5. Shahida Abbas, MDOld Bridge, NJ1023104098
  6. Shahed AbbasiNewark, NJ1477810752
  7. Samih Abbassi, MDWest Orange, NJ1750380358
  8. Somaya Abboud, MDWest Orange, NJ1326089004
  9. Hilal Abboushi, MDBloomfield, NJ1548378029
  10. Majdi Abdalla, M.D.Atlantic City, NJ1922230135

Common questions

What is David Isralowitz, MD's NPI number?

David Isralowitz, MD's National Provider Identifier (NPI) is 1417929092, issued on Feb 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David Isralowitz, MD located?

The NPPES record lists a practice address at 128 Union Ave, Rutherford, NJ, 07070. Phone: (201) 939-8834. Providers update this record themselves, so call before visiting.

How can I verify David Isralowitz, MD's license?

NPPES lists New Jersey license number MA32479, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does David Isralowitz, MD prescribe under Medicare Part D?

In 2024, David Isralowitz, MD had 56 Medicare Part D claims; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

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.