NPPES file of Aug 9, 2026

Sebastiano Didato, M.D.

Vascular Surgery Physician · Leominster, MA

Sebastiano Didato, M.D. is a vascular surgery physician with a practice address in Leominster, Massachusetts, and NPI 1356492474, issued on Jan 16, 2007. Check the license (Massachusetts 241680, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1356492474
Name
Sebastiano Didato
Credential
M.D.
Primary taxonomy
Vascular Surgery Physician 2086S0129X
License numbers
241680 MA
17558 NH
Self-reported in NPPES; status is on the state search
Practice location
114 Merriam Ave Ste 101, Leominster, MA 01453
Phone
(978) 534-3399
Enumerated
Jan 16, 2007
Record last updated
Dec 4, 2025
Medicare enrollment
Enrolled (PECOS I20191018001318); may accept 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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Also registered at 114 Merriam Ave Ste 101

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

  1. Kristin Cabot, MSN, FNP-CFamily Nurse Practitioner1275314833
  2. Lori Sluss, NPFamily Nurse Practitioner1841954062

Verify Sebastiano Didato in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 241680
    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 Massachusetts 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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74% fewer Medicare Part D claims than the average vascular surgery physician in 2024

53 Medicare Part D claims for 44 beneficiaries, against an average of 201 among the 3,936 providers of this specialty who prescribed in Part D.

  1. Sebastiano Didato53
  2. Specialty average201

Most prescribed

  1. Clopidogrel36 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: $648.06

12 payments; by number, the most common kind was food and beverage; the largest payer was Philips North America LLC. The 4,059 providers of this specialty with any payment received $6,178.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sebastiano Didato$648.06
  2. Specialty average$6,178.00

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. Vascular Care Group LLCLeominster, MA

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

Sebastiano Didato among 161 vascular surgery physician records in Massachusetts

Sebastiano Didato, M.D. is one of 161 vascular surgery physician records with a practice address in Massachusetts. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 54% of them.

  • NPI issued2007 · 54% of these records are older, 37% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2006 · median 2003 among the 108 with a school on file
  • Record last updated2025 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2086S0129X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Vascular Surgery Physician providers in Massachusetts

There are 161 vascular surgery physician records in Massachusetts.

The 8 vascular surgery physician records with the nearest ZIP codes

  1. Stephen Hoenig, MDLeominster, MA 014531982602975
  2. Mark Wu, M.D.Athol, MA 013311982691333
  3. Edward Arous, M.D.Worcester, MA 016051982999199
  4. Richard Whitten, M.D.Worcester, MA 016051477519866
  5. Leon Josephs, MDWorcester, MA 016081962471003
  6. Elizabeth Mahanor, MDWorcester, MA 016081013994755
  7. Baltej Maini, MDWorcester, MA 016081538135611
  8. John Najjar, MDWorcester, MA 016081487630935

Common questions

What is Sebastiano Didato, M.D.'s NPI number?

Sebastiano Didato, M.D.'s National Provider Identifier (NPI) is 1356492474, issued on Jan 16, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Sebastiano Didato, M.D. located?

The NPPES record lists a practice address at 114 Merriam Ave Ste 101, Leominster, MA, 01453. Phone: (978) 534-3399. Providers update this record themselves, so call before visiting.

How can I verify Sebastiano Didato, M.D.'s license?

NPPES lists Massachusetts license number 241680, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Sebastiano Didato, M.D. prescribe under Medicare Part D?

In 2024, Sebastiano Didato, M.D. had 53 Medicare Part D claims for 44 beneficiaries; the average among vascular surgery physician prescribers was 201. 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.