NPPES file of Aug 9, 2026

Brianna Southwick, PA-C

Physician Assistant · Hartford, CT

Brianna Southwick, PA-C is a physician assistant with a practice address in Hartford, Connecticut, and NPI 1003453184, issued on Dec 7, 2019. Check the license 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
1003453184
Name
Brianna Southwick
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA01397 RI
Self-reported in NPPES; status is on the state search
Practice location
80 Seymour St Bldg 502, Hartford, CT 06102
Phone
(860) 972-0549
Enumerated
Dec 7, 2019
Record last updated
Nov 25, 2024
Fax
(860) 545-5221
Medicare enrollment
Enrolled (PECOS I20241204003123); 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 80 Seymour St Bldg 502

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

  1. Amr Alkasir, MDInternal Medicine Physician1043834625
  2. Araz Baboujian, MDInternal Medicine Physician1881115368
  3. Leah Chasm-VelascoNurse Practitioner1336697002
  4. Pamela Condon, PA-CMedical Physician Assistant1144495870
  5. Emily Daskal, PA-CMedical Physician Assistant1568893386
  6. Netania Durogean, NURSE PRACTITIONERAcute Care Nurse Practitioner1033834809

Verify Brianna Southwick in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this professionCheck 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

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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2.0 times the Medicare Part D claims of the average physician assistant in 2024

1,690 Medicare Part D claims for 174 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 131 claims were for opioids.

  1. Brianna Southwick1,690
  2. Specialty average830

Most prescribed

  1. Levothyroxine Sodium133 claims
  2. Furosemide92 claims
  3. Tramadol Hcl84 claims
  4. Trazodone Hcl74 claims
  5. Atorvastatin Calcium73 claims
  6. Lorazepam65 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. Hartford Healthcare Medical Group Specialists PLLCStorrs, CT

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

Brianna Southwick among 2,047 physician assistant records in Connecticut

Brianna Southwick, PA-C is one of 2,047 physician assistant records with a practice address in Connecticut. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 55% of them.

  • NPI issued2019 · 55% of these records are older, 40% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2021 · median 2018 among the 1,338 with a school on file
  • Record last updated2024 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

283 physician assistant records list a practice address in Hartford

They are 283 of the 6,317 NPPES records with a practice address in Hartford, and 2,047 physician assistant records in Connecticut.

The 8 physician assistant records with the nearest ZIP codes

  1. M. Auclair, PAHartford, CT 061021932150364
  2. Robert Bligh, PAHartford, CT 061021780684837
  3. Amy Brower, PAHartford, CT 061021386616787
  4. Patrick Deegan, P.A.Hartford, CT 061021447236542
  5. Leon Ho, PA-CHartford, CT 061021497703664
  6. Lisa Lemieux, PAHartford, CT 061021306945175
  7. Peter Lopez, PA-CHartford, CT 061021275588337
  8. Amy Neal, P.A.-CHartford, CT 061021639170970

Common questions

What is Brianna Southwick, PA-C's NPI number?

Brianna Southwick, PA-C's National Provider Identifier (NPI) is 1003453184, issued on Dec 7, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Brianna Southwick, PA-C located?

The NPPES record lists a practice address at 80 Seymour St Bldg 502, Hartford, CT, 06102. Phone: (860) 972-0549. Providers update this record themselves, so call before visiting.

How can I verify Brianna Southwick, PA-C's license?

Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Brianna Southwick, PA-C prescribe under Medicare Part D?

In 2024, Brianna Southwick, PA-C had 1,690 Medicare Part D claims for 174 beneficiaries; the average among physician assistant prescribers was 830. 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.