NPPES file of Aug 9, 2026

Margo Lederhandler

Dermatology Physician · Scarsdale, NY

Margo Lederhandler is a dermatology physician with a practice address in Scarsdale, New York, and NPI 1316331762, issued on Mar 24, 2015. Check the license (New York 299120, 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
1316331762
Name
Margo Lederhandler
Primary taxonomy
Dermatology Physician 207N00000X
License number
299120 NY
Self-reported in NPPES; status is on the state search
Practice location
14 Harwood CT Ste 217, Scarsdale, NY 10583
Phone
(914) 472-4100
Enumerated
Mar 24, 2015
Record last updated
Aug 6, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190726001269); accepts Medicare assignment
Medical or professional school
Columbia University College Of Physicians And Surgeons, 2015
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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Verify Margo Lederhandler 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 299120
    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

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83% fewer Medicare Part D claims than the average dermatology physician in 2024

135 Medicare Part D claims for 66 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D.

  1. Margo Lederhandler135
  2. Specialty average797

Most prescribed

  1. Mupirocin23 claims
  2. Fluorouracil17 claims
  3. Ketoconazole14 claims
  4. Clobetasol Propionate11 claims
  5. Doxycycline Monohydrate11 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: $293.00

12 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Margo Lederhandler$293.00
  2. Specialty average$8,544.61

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

Bills Medicare through 2 group practices

  1. Larchmont Dermatology PLLCLarchmont, NY
  2. Skinfocused Dermatology LLCRye, NY

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

Margo Lederhandler among 1,211 dermatology physician records in New York

Margo Lederhandler is one of 1,211 dermatology physician records with a practice address in New York. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 75% of them.

  • NPI issued2015 · 75% of these records are older, 22% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2015 · median 2004 among the 880 with a school on file
  • Record last updated2020 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X 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 dermatology physician records list a practice address in Scarsdale

They are 12 of the 1,028 NPPES records with a practice address in Scarsdale, and 1,211 dermatology physician records in New York.

The 8 dermatology physician records with the nearest ZIP codes

  1. Gregory Bishop, MDScarsdale, NY 105831639193410
  2. Dorian Gravenese, M.D.Scarsdale, NY 105831114936135
  3. Nancy Howanitz, MDScarsdale, NY 105831295818391
  4. Jody Konstadt, MD.Scarsdale, NY 105831598737967
  5. David Kriegel, MDScarsdale, NY 105831831184779
  6. Elizabeth Marsh, M.D.Scarsdale, NY 105831902822794
  7. Harold Mermelstein, M.D.Scarsdale, NY 105831053308429
  8. Amy Newburger, M.D.Scarsdale, NY 105831285607895

Common questions

What is Margo Lederhandler's NPI number?

Margo Lederhandler's National Provider Identifier (NPI) is 1316331762, issued on Mar 24, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Margo Lederhandler located?

The NPPES record lists a practice address at 14 Harwood CT Ste 217, Scarsdale, NY, 10583. Phone: (914) 472-4100. Providers update this record themselves, so call before visiting.

How can I verify Margo Lederhandler's license?

NPPES lists New York license number 299120, 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.

How much does Margo Lederhandler prescribe under Medicare Part D?

In 2024, Margo Lederhandler had 135 Medicare Part D claims for 66 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

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.