Marissa Rose Demers, PA-C
Medical Physician Assistant · Bristol, CT
Marissa Rose Demers, PA-C is a medical physician assistant with a practice address in Bristol, Connecticut, and NPI 1891587580, issued on May 20, 2025. Check the license (Connecticut 7110, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marissa Rose Demers
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 7110 CT
Self-reported in NPPES; status is on the state search - Practice location
- 539 Farmington Ave, Bristol, CT 06010
- Phone
- (860) 314-6046
- Enumerated
- May 20, 2025
- Record last updated
- May 20, 2025
- Medicare enrollment
- Enrolled (PECOS I20251027000656); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 1,138 in Connecticut → Look up another NPI →
Also registered at 539 Farmington Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Robert Holzhauer, PAPhysician Assistant1508857194
- Julie Ouellette, APRNFamily Nurse Practitioner1366940298
- Tatiana Panea, APRNFamily Nurse Practitioner1841922952
- Rishita Patel, DNP, APRNFamily Nurse Practitioner1831563022
Verify Marissa Rose Demers in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 7110Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Bristol Hospital Multi Specialty Group, Inc.Bristol, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marissa Rose Demers among 1,138 medical physician assistant records in Connecticut
Marissa Rose Demers, PA-C is one of 1,138 medical physician assistant records with a practice address in Connecticut. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 95% of them.
- NPI issued2025 · 95% of these records are older, 1% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2025 · median 2015 among the 732 with a school on file
- Record last updated2025 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 medical physician assistant records list a practice address in Bristol
They are 17 of the 854 NPPES records with a practice address in Bristol, and 1,138 medical physician assistant records in Connecticut.
All 1,138 in Connecticut → Every provider in Bristol → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Rhonda Cerritelli, PABristol, CT 060101184641995
- Katherine FoleyBristol, CT 060101689329567
- Anna Housman, P.A.C.Bristol, CT 060101609161694
- Kayla Kennedy, PA-CBristol, CT 060101467801605
- Kristin Levesque, P.A.-CBristol, CT 060101669822532
- Gina Lidestri, PABristol, CT 060101043403868
- Katelyn LobnowBristol, CT 060101609404177
- Ariel Morley, PABristol, CT 060101962062810
Common questions
What is Marissa Rose Demers, PA-C's NPI number?
Marissa Rose Demers, PA-C's National Provider Identifier (NPI) is 1891587580, issued on May 20, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Marissa Rose Demers, PA-C located?
The NPPES record lists a practice address at 539 Farmington Ave, Bristol, CT, 06010. Phone: (860) 314-6046. Providers update this record themselves, so call before visiting.
How can I verify Marissa Rose Demers, PA-C's license?
NPPES lists Connecticut license number 7110, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity 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.