Registry data as of Aug 27, 2026

Alejandra Borensztein, MD

Endocrinology, Diabetes & Metabolism Physician · Collingswood, NJ

Alejandra Borensztein, MD is an endocrinology, diabetes & metabolism physician with a practice address in Collingswood, New Jersey, and NPI 1699909556, issued on May 7, 2009. Check the license (New Jersey 25MA09479600, 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
1699909556
Name
Alejandra Borensztein
Credential
MD
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License numbers
25MA09479600 NJ
MD458167 PA
Self-reported in NPPES; status is on the state search
Practice location
900 Haddon Ave # 400-9, Collingswood, NJ 08108
Phone
(856) 559-7616
Enumerated
May 7, 2009
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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Verify Alejandra Borensztein 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 25MA09479600
    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.

54% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

1,272 Medicare Part D claims for 231 beneficiaries, against an average of 2,739 among the 6,176 providers of this specialty who prescribed in Part D. Brand-name drugs were 56% of claims.

  1. Alejandra Borensztein1,272
  2. Specialty average2,739

Most prescribed

  1. Mounjaro157 claims
  2. Levothyroxine Sodium122 claims
  3. Ozempic92 claims
  4. Glimepiride51 claims
  5. Metformin Hcl Er48 claims
  6. Metformin Hcl46 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: $711.65

42 payments, mostly food and beverage; the largest payer was Abbott Laboratories. The 4,299 providers of this specialty with any payment received $6,068.67 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alejandra Borensztein$711.65
  2. Specialty average$6,068.67

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

Endocrinology, Diabetes & Metabolism Physician providers in New Jersey

There are 330 endocrinology, diabetes & metabolism physician records in New Jersey.

Other endocrinology, diabetes & metabolism physician records in New Jersey

  1. Alice Abraham, M.D.Englewood, NJ1083857213
  2. Sonoo Advani, M.D.West Orange, NJ1982669123
  3. Karen Agersborg, DOCape May Court House, NJ1629069703
  4. Richard Agrin, MDNew Brunswick, NJ1316982689
  5. Sana Ahsun, MDPiscataway, NJ1265948459
  6. Hammam Alquadan, MBBSOld Bridge, NJ1366887549
  7. Riddhi Amin, MDNew Brunswick, NJ1851977300
  8. Tasnuva Amin, MDNeptune, NJ1497377923
  9. Ritu Anand, M.D.Edison, NJ1255353512
  10. Natalia Anchipolovsky, DOHackensack, NJ1982725024

Common questions

What is Alejandra Borensztein, MD's NPI number?

Alejandra Borensztein, MD's National Provider Identifier (NPI) is 1699909556, issued on May 7, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Alejandra Borensztein, MD located?

The NPPES record lists a practice address at 900 Haddon Ave # 400-9, Collingswood, NJ, 08108. Phone: (856) 559-7616. Providers update this record themselves, so call before visiting.

How can I verify Alejandra Borensztein, MD's license?

NPPES lists New Jersey license number 25MA09479600, 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 Alejandra Borensztein, MD prescribe under Medicare Part D?

In 2024, Alejandra Borensztein, MD had 1,272 Medicare Part D claims for 231 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,739. 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.