NPPES file of Aug 9, 2026

Matthew Leon Danish, MD

Hematology & Oncology Physician · Waterford, CT

Matthew Leon Danish, MD is a hematology & oncology physician with a practice address in Waterford, Connecticut, and NPI 1639607245, issued on May 25, 2017. Check the license (Connecticut 79402, as entered in NPPES) on the Connecticut Medical Examining Board; 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
1639607245
Name
Matthew Leon Danish
Credential
MD
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License numbers
79402 CT
MD17184 RI
Self-reported in NPPES; status is on the state search
Practice location
230 Waterford Pkwy S, Waterford, CT 06385
Phone
(860) 444-3744
Enumerated
May 25, 2017
Record last updated
Jan 27, 2025
Medicare enrollment
Enrolled (PECOS I20241122002205); accepts Medicare assignment
Medical or professional school
Drexel University College Of Medicine, 2017
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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Also registered at 230 Waterford Pkwy S

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

  1. Jane Genido-Trujillo, MS,APRNNurse Practitioner1184876708
  2. Andrew Kass, APNNurse Practitioner1982005047
  3. Dana Kinard, NPNurse Practitioner1821055765
  4. Mark Mikkelson, R.PH.Oncology Pharmacist1215787676
  5. James NewmanHematology & Oncology Physician1134582927
  6. Michael Szewczyk, PHARMDOncology Pharmacist1205493442

Verify Matthew Leon Danish in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 79402
    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 Connecticut 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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10% more Medicare Part D claims than the average hematology & oncology physician in 2024

964 Medicare Part D claims for 147 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 30% of claims. 81 claims were for opioids.

  1. Matthew Danish964
  2. Specialty average877

Most prescribed

  1. Sulfamethoxazole-Trimethoprim78 claims
  2. Acyclovir67 claims
  3. Eliquis67 claims
  4. Oxycodone Hcl53 claims
  5. Venclexta49 claims
  6. Lenalidomide48 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: $644.28

27 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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. Matthew Danish$644.28
  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. Northeast Medical Group IncWaterford, CT

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

4 hematology & oncology physician records list a practice address in Waterford

They are 4 of the 315 NPPES records with a practice address in Waterford, and 198 hematology & oncology physician records in Connecticut.

Other hematology & oncology physician records in Connecticut

  1. Martin Abrams, M.D.Danbury, CT1073507851
  2. Jennifer Afranie-Sakyi, MDNew Haven, CT1902369358
  3. Luis E. Aguirre, MDNew Haven, CT1497276240
  4. Todd Alekshun, M.D.Hartford, CT1558495689
  5. Ash AlpertNew Haven, CT1689084071
  6. Susan Alsamarai, MDMeriden, CT1174734768
  7. Biree Andemariam, MDFarmington, CT1396935136
  8. Matthew AustinNew Haven, CT1730591397
  9. Ravneet Bajwa, MDDanbury, CT1578926945
  10. William Baker, M.D.Farmington, CT1710923073

Common questions

What is Matthew Leon Danish, MD's NPI number?

Matthew Leon Danish, MD's National Provider Identifier (NPI) is 1639607245, issued on May 25, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Leon Danish, MD located?

The NPPES record lists a practice address at 230 Waterford Pkwy S, Waterford, CT, 06385. Phone: (860) 444-3744. Providers update this record themselves, so call before visiting.

How can I verify Matthew Leon Danish, MD's license?

NPPES lists Connecticut license number 79402, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Matthew Leon Danish, MD prescribe under Medicare Part D?

In 2024, Matthew Leon Danish, MD had 964 Medicare Part D claims for 147 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.

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.