NPPES file of Aug 9, 2026

Siena Giordano, APRN

Family Nurse Practitioner · Thomaston, CT

Siena Giordano, APRN is a family nurse practitioner with a practice address in Thomaston, Connecticut, and NPI 1124506043, issued on Aug 2, 2018. Check the license (Connecticut 7720, 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
1124506043
Name
Siena Giordano
Credential
APRN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
7720 CT
Self-reported in NPPES; status is on the state search
Practice location
76 Watertown RD, Thomaston, CT 06787
Phone
(860) 880-8091
Enumerated
Aug 2, 2018
Record last updated
Jul 9, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20180904001431); 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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Verify Siena Giordano 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 7720
    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
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2.8 times the Medicare Part D claims of the average family nurse practitioner in 2024

3,702 Medicare Part D claims for 178 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 59 claims were for opioids.

  1. Siena Giordano3,702
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium187 claims
  2. Levothyroxine Sodium145 claims
  3. Pantoprazole Sodium138 claims
  4. Rosuvastatin Calcium105 claims
  5. Amlodipine Besylate95 claims
  6. Losartan Potassium89 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.

Bills Medicare through one group practice

  1. Mobile Care Partners OF Connecticut PLLCKent, CT

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

2 family nurse practitioner records list a practice address in Thomaston

They are 2 of the 58 NPPES records with a practice address in Thomaston, 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 Siena Giordano, APRN's NPI number?

Siena Giordano, APRN's National Provider Identifier (NPI) is 1124506043, issued on Aug 2, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Siena Giordano, APRN located?

The NPPES record lists a practice address at 76 Watertown RD, Thomaston, CT, 06787. Phone: (860) 880-8091. Providers update this record themselves, so call before visiting.

How can I verify Siena Giordano, APRN's license?

NPPES lists Connecticut license number 7720, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Siena Giordano, APRN prescribe under Medicare Part D?

In 2024, Siena Giordano, APRN had 3,702 Medicare Part D claims for 178 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.