Andrea L. Brennan, PA
Medical Physician Assistant · New Haven, CT
Andrea L. Brennan, PA is a medical physician assistant with a practice address in New Haven, Connecticut, and NPI 1447394234, issued on Feb 16, 2007. Check the license (Connecticut 002265, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Andrea L. Brennan
- Credential
- PA
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 002265 CT
Self-reported in NPPES; status is on the state search - Practice location
- 35 Park St, New Haven, CT 06519
- Phone
- (203) 200-4176
- Enumerated
- Feb 16, 2007
- Record last updated
- Sep 14, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (203) 200-2069
- Medicare enrollment
- Enrolled (PECOS I20110421000157); 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 35 Park St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Andrea L. Brennan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 002265Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% fewer Medicare Part D claims than the average medical physician assistant in 2024
868 Medicare Part D claims for 302 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 53 claims were for opioids.
Most prescribed
- Anastrozole49 claims
- Famotidine35 claims
- Gabapentin34 claims
- Lidocaine-Prilocaine34 claims
- Eliquis24 claims
- Prednisone24 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 73.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Yale UniversityFairfield, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Andrea L. Brennan among 1,138 medical physician assistant records in Connecticut
Andrea L. Brennan, PA 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 2007, is newer than 24% of them.
- NPI issued2007 · 24% of these records are older, 68% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2004 · median 2015 among the 732 with a school on file
- Record last updated2016 · 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).
248 medical physician assistant records list a practice address in New Haven
They are 248 of the 9,793 NPPES records with a practice address in New Haven, and 1,138 medical physician assistant records in Connecticut.
All 1,138 in Connecticut → Every provider in New Haven → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Margot Ebling, M.M.SC., PA-CNew Haven, CT 065191215340724
- Erin Flynn, PA-CNew Haven, CT 065191790319655
- Alexandria Garino, PANew Haven, CT 065191124221858
- Vincenzo Julian, PANew Haven, CT 065191629690524
- Charlene Justin, PA-CNew Haven, CT 065191578759536
- Anne Lovejoy, PA-CNew Haven, CT 065191063654945
- Avery Marzulla-Dulfer, P.A.New Haven, CT 065191639453988
- Michael Mayo, PA-CNew Haven, CT 065191922565985
Common questions
What is Andrea L. Brennan, PA's NPI number?
Andrea L. Brennan, PA's National Provider Identifier (NPI) is 1447394234, issued on Feb 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Andrea L. Brennan, PA located?
The NPPES record lists a practice address at 35 Park St, New Haven, CT, 06519. Phone: (203) 200-4176. Providers update this record themselves, so call before visiting.
How can I verify Andrea L. Brennan, PA's license?
NPPES lists Connecticut license number 002265, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does Andrea L. Brennan, PA prescribe under Medicare Part D?
In 2024, Andrea L. Brennan, PA had 868 Medicare Part D claims for 302 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
What is Andrea L. Brennan, PA's MIPS final score?
The 2023 MIPS final score is 73.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.