NPPES file of Aug 9, 2026

Deborah A. Mastriani, APRN

Family Nurse Practitioner · Waterbury, CT

Deborah A. Mastriani, APRN is a family nurse practitioner with a practice address in Waterbury, Connecticut, and NPI 1972547495, issued on Jun 15, 2006. Check the license (Connecticut 002113, as entered in NPPES) with the Connecticut board that licenses this profession; 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
1972547495
Name
Deborah A. Mastriani
Credential
APRN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
002113 CT
Self-reported in NPPES; status is on the state search
Practice location
21 W Main St, Waterbury, CT 06702
Phone
(203) 574-3777
Enumerated
Jun 15, 2006
Record last updated
Jan 23, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(203) 755-1708
Medicaid ID
004238839 CT
Medicare enrollment
Enrolled (PECOS I20050331000521); accepts Medicare assignment
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 21 W Main St

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

  1. Mahesh Bhaya, M.D.Otolaryngology Physician1649211038
  2. Neil Schiff, M.D.Otolaryngology Physician1831133800

Verify Deborah A. Mastriani in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 002113
    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
Find the Connecticut license search

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47% fewer Medicare Part D claims than the average family nurse practitioner in 2024

687 Medicare Part D claims for 295 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Deborah Mastriani687
  2. Specialty average1,305

Most prescribed

  1. Fluticasone Propionate205 claims
  2. Azelastine Hcl85 claims
  3. Prednisone51 claims
  4. Triamcinolone Acetonide42 claims
  5. Ipratropium Bromide33 claims
  6. Ofloxacin29 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: $441.41

16 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Deborah Mastriani$441.41
  2. Specialty average$650.95

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. Connecticut Ear Nose And Throat Sinus And Allergy Specialists PCWaterbury, CT

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

75 family nurse practitioner records list a practice address in Waterbury

They are 75 of the 3,148 NPPES records with a practice address in Waterbury, and 2,669 family nurse practitioner records in Connecticut.

Other family nurse practitioner records in Connecticut

  1. Anna Liza Abastillas, APRNSouthington, CT1063572014
  2. Renato Abastillas, APRNRocky Hill, CT1568795821
  3. Farhiya AbdiSouth Windsor, CT1609382027
  4. Maryam Abdishoo, NPPutnam, CT1275143778
  5. Anwar Abdulrehman, APRNWaterbury, CT1194614255
  6. Adey Abebe, APRNDanbury, CT1558914648
  7. Talita Acciari, APRNNew Haven, CT1275469777
  8. Denise AceStratford, CT1003572033
  9. Kwame Acheampong, NPStratford, CT1659975969
  10. Tara Ackerly, FNPDanbury, CT1831331602

Common questions

What is Deborah A. Mastriani, APRN's NPI number?

Deborah A. Mastriani, APRN's National Provider Identifier (NPI) is 1972547495, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Deborah A. Mastriani, APRN located?

The NPPES record lists a practice address at 21 W Main St, Waterbury, CT, 06702. Phone: (203) 574-3777. Providers update this record themselves, so call before visiting.

How can I verify Deborah A. Mastriani, APRN's license?

NPPES lists Connecticut license number 002113, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Deborah A. Mastriani, APRN prescribe under Medicare Part D?

In 2024, Deborah A. Mastriani, APRN had 687 Medicare Part D claims for 295 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.