NPPES file of Aug 9, 2026

Alexandra Linder, M.D.

Pediatric Cardiology Physician · Hawthorne, NY

Alexandra Linder, M.D. is a pediatric cardiology physician with a practice address in Hawthorne, New York, and NPI 1588195796, issued on Mar 21, 2017. Check the license (New York 295552, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1588195796
Name
Alexandra Linder
Credential
M.D.
Primary taxonomy
Pediatric Cardiology Physician 2080P0202X
License number
295552 NY
Self-reported in NPPES; status is on the state search
Practice location
19 Bradhurst Ave Ste 1400, Hawthorne, NY 10532
Phone
(914) 614-4250
Enumerated
Mar 21, 2017
Record last updated
Apr 20, 2024
Medicare enrollment
Enrolled (PECOS I20240923002481); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 19 Bradhurst Ave Ste 1400

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

  1. Neha AhluwaliaPediatric Cardiology Physician1437527850
  2. Alexandra Mazo, MDPediatric Nephrology Physician1194202283
  3. Lisa Monchil, RRTRegistered Respiratory Therapist1972029171
  4. Jeffrey Vergales, M.D.Pediatric Cardiology Physician1073702122

Verify Alexandra Linder in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 295552
    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 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.

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Industry payments in 2024: $572.92

3 payments; by number, the most common kind was travel and lodging; the largest payer was Abbott Laboratories. The 1,156 providers of this specialty with any payment received $2,864.57 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alexandra Linder$572.92
  2. Specialty average$2,864.57

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

Bills Medicare through one group practice

  1. Boston Children's Health Physicians LLPHawthorne, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Alexandra Linder among 246 pediatric cardiology physician records in New York

Alexandra Linder, M.D. is one of 246 pediatric cardiology physician records with a practice address in New York. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 88% of them.

  • NPI issued2017 · 88% of these records are older, 9% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2017 · median 2004 among the 134 with a school on file
  • Record last updated2024 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0202X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

12 pediatric cardiology physician records list a practice address in Hawthorne

They are 12 of the 770 NPPES records with a practice address in Hawthorne, and 246 pediatric cardiology physician records in New York.

The 8 pediatric cardiology physician records with the nearest ZIP codes

  1. Neha AhluwaliaHawthorne, NY 105321437527850
  2. Markus Erb, MDHawthorne, NY 105321598765646
  3. Bernard Fish, MDHawthorne, NY 105321114927274
  4. Michael Gewitz, MDHawthorne, NY 105321730189895
  5. Joseph Giamelli, MDHawthorne, NY 105321164650644
  6. Henry Issenberg, MDHawthorne, NY 105321154321131
  7. Rajamma Mathew, MDHawthorne, NY 105321306847371
  8. Daniel Schwab, MDHawthorne, NY 105321336609551

Common questions

What is Alexandra Linder, M.D.'s NPI number?

Alexandra Linder, M.D.'s National Provider Identifier (NPI) is 1588195796, issued on Mar 21, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Alexandra Linder, M.D. located?

The NPPES record lists a practice address at 19 Bradhurst Ave Ste 1400, Hawthorne, NY, 10532. Phone: (914) 614-4250. Providers update this record themselves, so call before visiting.

How can I verify Alexandra Linder, M.D.'s license?

NPPES lists New York license number 295552, as entered by the provider. 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 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.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.