Stewart Kaplan, M.D.
Pediatrics Physician · Massapequa, NY
Stewart Kaplan, M.D. is a pediatrics physician with a practice address in Massapequa, New York, and NPI 1275644023, issued on Aug 31, 2006. Check the license (New York 136197, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Stewart Kaplan
- Credential
- M.D.
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 136197 NY
Self-reported in NPPES; status is on the state search - Practice location
- 20 Hicksville RD, Massapequa, NY 11758
- Phone
- (516) 541-8035
- Enumerated
- Aug 31, 2006
- Record last updated
- Sep 11, 2025
- Fax
- (516) 541-8084
- Medicare enrollment
- Enrolled (PECOS I20041028000840); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest pediatrics physician records → All 5,795 in New York → Look up another NPI →
Also registered at 20 Hicksville RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Katherine Carroll, PA-CPhysician Assistant1083955660
- Jennie Faraci, LCSWClinical Social Worker1952587891
- Elizabeth Geary, LCSWClinical Social Worker1235832999
- Alyse MiddenorfSocial Worker1952812406
- Robert Mucciolo, M.D.Urology Physician1245334473
- Mital Patel, D.P.M.Foot & Ankle Surgery Podiatrist1053343871
Verify Stewart Kaplan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 136197Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41% fewer Medicare Part D claims than the average pediatrics physician in 2024
221 Medicare Part D claims for 73 beneficiaries, against an average of 375 among the 5,609 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.
Most prescribed
- Fluticasone Propionate34 claims
- Azelastine Hcl21 claims
- Breo Ellipta21 claims
- Montelukast Sodium21 claims
- Levocetirizine Dihydrochloride19 claims
- Mometasone Furoate13 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: $140.02
7 payments; by number, the most common kind was food and beverage; the largest payer was Ucb, Inc. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Stewart Kaplan among 5,795 pediatrics physician records in New York
Stewart Kaplan, M.D. is one of 5,795 pediatrics physician records with a practice address in New York. 36% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 51% newer
- In a Medicare fileYes · 36% of these records are
- In the CMS Doctors and Clinicians fileYes · 8% of these records are
- Graduated1975 · median 2008 among the 451 with a school on file
- Record last updated2025 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatrics Physician providers in New York
There are 5,795 pediatrics physician records in New York.
All 5,795 in New York → Every provider in Massapequa → Pediatrics Physician nationwide →
The 8 pediatrics physician records with the nearest ZIP codes
- Angela Aiello, MDMassapequa, NY 117581023128972
- Nicole Germano, DOMassapequa, NY 117581598046724
- Zev Gensler, M.D.Lindenhurst, NY 117571700903531
- Katherine Matthews, MDLindenhurst, NY 117571366574071
- Aldona Mitek-Gorecki, M.D.Lindenhurst, NY 117571932225943
- Jeanmarie Napolitano, MDLindenhurst, NY 117571902993231
- Urszula Rakowska, MDLindenhurst, NY 117571952415630
- Carl Soranno, MD FAAPLindenhurst, NY 117571821033168
Common questions
What is Stewart Kaplan, M.D.'s NPI number?
Stewart Kaplan, M.D.'s National Provider Identifier (NPI) is 1275644023, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stewart Kaplan, M.D. located?
The NPPES record lists a practice address at 20 Hicksville RD, Massapequa, NY, 11758. Phone: (516) 541-8035. Providers update this record themselves, so call before visiting.
How can I verify Stewart Kaplan, M.D.'s license?
NPPES lists New York license number 136197, 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 Stewart Kaplan, M.D. prescribe under Medicare Part D?
In 2024, Stewart Kaplan, M.D. had 221 Medicare Part D claims for 73 beneficiaries; the average among pediatrics physician prescribers was 375. 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.