Gabrielle Guenther, PA-C
Physician Assistant · Fairfield, CT
Gabrielle Guenther, PA-C is a physician assistant with a practice address in Fairfield, Connecticut, and NPI 1801659115, issued on Jan 31, 2024. Check the license with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gabrielle Guenther
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 1217324 MA
Self-reported in NPPES; status is on the state search - Practice location
- 5151 Park Ave, Fairfield, CT 06825
- Phone
- (774) 482-0515
- Enumerated
- Jan 31, 2024
- Record last updated
- Jan 31, 2024
- Medicare enrollment
- Enrolled (PECOS I20240617000086); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 2,047 in Connecticut → Look up another NPI →
Also registered at 5151 Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Brett ButlerAthletic Trainer1811643505
Verify Gabrielle Guenther in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average physician assistant in 2024
38 Medicare Part D claims for 27 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Methylprednisolone16 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
- Massachusetts General Physicians Organization IncDanvers, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gabrielle Guenther among 2,047 physician assistant records in Connecticut
Gabrielle Guenther, 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 2024, is newer than 82% of them.
- NPI issued2024 · 82% of these records are older, 11% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2023 · 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).
46 physician assistant records list a practice address in Fairfield
They are 46 of the 1,446 NPPES records with a practice address in Fairfield, and 2,047 physician assistant records in Connecticut.
All 2,047 in Connecticut → Every provider in Fairfield → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Prince Acquaye, PA-CFairfield, CT 068251639767130
- Pamela BarrettFairfield, CT 068251396311106
- Melissa Bonilla, PHYSICIAN ASSISTANTFairfield, CT 068251578562526
- Corey Bousquet, PA-CFairfield, CT 068251598717571
- Skylar De Vito, PA-CFairfield, CT 068251477134690
- Kathy Delucia, PAFairfield, CT 068251912920695
- Tanya Dzubaty, PA-CFairfield, CT 068251588917066
- Bridget Instrum, PA-CFairfield, CT 068251194487348
Common questions
What is Gabrielle Guenther, PA-C's NPI number?
Gabrielle Guenther, PA-C's National Provider Identifier (NPI) is 1801659115, issued on Jan 31, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Gabrielle Guenther, PA-C located?
The NPPES record lists a practice address at 5151 Park Ave, Fairfield, CT, 06825. Phone: (774) 482-0515. Providers update this record themselves, so call before visiting.
How can I verify Gabrielle Guenther, PA-C's license?
Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does Gabrielle Guenther, PA-C prescribe under Medicare Part D?
In 2024, Gabrielle Guenther, PA-C had 38 Medicare Part D claims for 27 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.