Katrina Donna Sivo-Souza, DNP
Family Nurse Practitioner · Norwich, CT
Katrina Donna Sivo-Souza, DNP is a family nurse practitioner with a practice address in Norwich, Connecticut, and NPI 1124557756, issued on Jun 7, 2017. Check the license (Connecticut 8842, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katrina Donna Sivo-Souza
- Credential
- DNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 8842 CT
APRN01605 RI
RN2262644 MA
Self-reported in NPPES; status is on the state search - Practice location
- 330 Washington St, Norwich, CT 06360
- Phone
- (860) 885-1308
- Enumerated
- Jun 7, 2017
- Record last updated
- May 28, 2026
- Medicare enrollment
- Enrolled (PECOS I20260605000276); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 2,669 in Connecticut → Look up another NPI →
Also registered at 330 Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katrina Donna Sivo-Souza in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 8842Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% fewer Medicare Part D claims than the average family nurse practitioner in 2024
361 Medicare Part D claims for 73 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Fluoxetine Hcl30 claims
- Prazosin Hcl27 claims
- Venlafaxine Hcl23 claims
- Atorvastatin Calcium22 claims
- Lamotrigine22 claims
- Hydrochlorothiazide20 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.
Katrina Donna Sivo-Souza among 2,669 family nurse practitioner records in Connecticut
Katrina Donna Sivo-Souza, DNP is one of 2,669 family nurse practitioner records with a practice address in Connecticut. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 41% of them.
- NPI issued2017 · 41% of these records are older, 54% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2017 · median 2018 among the 1,664 with a school on file
- Record last updated2026 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
52 family nurse practitioner records list a practice address in Norwich
They are 52 of the 1,431 NPPES records with a practice address in Norwich, and 2,669 family nurse practitioner records in Connecticut.
All 2,669 in Connecticut → Every provider in Norwich → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Donna Civardi, RNFA, APRN, FNP-BCNorwich, CT 063601831230119
- Andrea Dameron, APRNNorwich, CT 063601356624027
- Melissa Fedell, APRN, BCNorwich, CT 063601154368074
- Maura Forte, APRNNorwich, CT 063601952700197
- Jeannine Hampton, APRNNorwich, CT 063601366419459
- Elizabeth Hathaway, APRNNorwich, CT 063601992037188
- Kathi Karp, APRNNorwich, CT 063601265855068
- Stacy Marsh, APRNNorwich, CT 063601659433092
Common questions
What is Katrina Donna Sivo-Souza, DNP's NPI number?
Katrina Donna Sivo-Souza, DNP's National Provider Identifier (NPI) is 1124557756, issued on Jun 7, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Katrina Donna Sivo-Souza, DNP located?
The NPPES record lists a practice address at 330 Washington St, Norwich, CT, 06360. Phone: (860) 885-1308. Providers update this record themselves, so call before visiting.
How can I verify Katrina Donna Sivo-Souza, DNP's license?
NPPES lists Connecticut license number 8842, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does Katrina Donna Sivo-Souza, DNP prescribe under Medicare Part D?
In 2024, Katrina Donna Sivo-Souza, DNP had 361 Medicare Part D claims for 73 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.