NPPES file of Aug 9, 2026

Joshua Harris, M.D.

Hematology & Oncology Physician · Port Jefferson Station, NY

Joshua Harris, M.D. is a hematology & oncology physician with a practice address in Port Jefferson Station, New York, and NPI 1649531815, issued on Jun 5, 2012. Check the license (New York 284654-1, 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
1649531815
Name
Joshua Harris
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
284654-1 NY
Self-reported in NPPES; status is on the state search
Practice location
49 Nesconset Hwy, Port Jefferson Station, NY 11776
Phone
(631) 751-0000
Enumerated
Jun 5, 2012
Record last updated
Jul 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(631) 509-6559
Medicaid ID
04687147 NY
Medicare enrollment
Enrolled (PECOS I20170406001970); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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8 nearest hematology & oncology physician records → All 1,163 in New York → Look up another NPI →

Also registered at 49 Nesconset Hwy

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

  1. Brandi Beere, NPFamily Nurse Practitioner1194505891
  2. David Chu, M.D.Hematology & Oncology Physician1750585287
  3. George Cyriac, M.D.Hematology & Oncology Physician1477843100
  4. Emma FedorykPhysician Assistant1376051748
  5. Jerry George, D.O.Hematology & Oncology Physician1972765733
  6. Adriana Guigova, DOHematology & Oncology Physician1891094447

Verify Joshua Harris 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 284654-1    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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97% more Medicare Part D claims than the average hematology & oncology physician in 2024

1,730 Medicare Part D claims for 298 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. 28 claims were for opioids.

  1. Joshua Harris1,730
  2. Specialty average877

Most prescribed

  1. Letrozole100 claims
  2. Eliquis91 claims
  3. Revlimid80 claims
  4. Acyclovir73 claims
  5. Xarelto71 claims
  6. Hydroxyurea57 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: $1,760.74

5 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joshua Harris$1,760.74
  2. Specialty average$7,481.41

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. North Shore Hematology Oncology Associates PCNew Hyde Park, NY

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

Joshua Harris among 1,163 hematology & oncology physician records in New York

Joshua Harris, M.D. is one of 1,163 hematology & oncology physician records with a practice address in New York. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 73% of them.

  • NPI issued2012 · 73% of these records are older, 25% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2011 · median 2002 among the 833 with a school on file
  • Record last updated2021 · 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 207RH0003X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

17 hematology & oncology physician records list a practice address in Port Jefferson Station

They are 17 of the 951 NPPES records with a practice address in Port Jefferson Station, and 1,163 hematology & oncology physician records in New York.

All 1,163 in New York → Every provider in Port Jefferson Station → Hematology & Oncology Physician nationwide →

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. David Chu, M.D.Port Jefferson Station, NY 117761750585287
  2. George Cyriac, M.D.Port Jefferson Station, NY 117761477843100
  3. Shabeer DarPort Jefferson Station, NY 117761750332383
  4. Amishi DesaiPort Jefferson Station, NY 117761902141914
  5. Meytal Fabrikant, MDPort Jefferson Station, NY 117761497132385
  6. Jerry George, D.O.Port Jefferson Station, NY 117761972765733
  7. Adriana Guigova, DOPort Jefferson Station, NY 117761891094447
  8. Robert HendlerPort Jefferson Station, NY 117761780027904

Common questions

What is Joshua Harris, M.D.'s NPI number?

Joshua Harris, M.D.'s National Provider Identifier (NPI) is 1649531815, issued on Jun 5, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Joshua Harris, M.D. located?

The NPPES record lists a practice address at 49 Nesconset Hwy, Port Jefferson Station, NY, 11776. Phone: (631) 751-0000. Providers update this record themselves, so call before visiting.

How can I verify Joshua Harris, M.D.'s license?

NPPES lists New York license number 284654-1, 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 Joshua Harris, M.D. prescribe under Medicare Part D?

In 2024, Joshua Harris, M.D. had 1,730 Medicare Part D claims for 298 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.