Alison Rita Brennan, M.D.
Hospitalist Physician · Exeter, NH
Alison Rita Brennan, M.D. is a hospitalist physician with a practice address in Exeter, New Hampshire, and NPI 1538199898, issued on Jul 3, 2006. Check the license (New Hampshire 15609, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Alison Rita Brennan
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 15609 NH
Self-reported in NPPES; status is on the state search - Practice location
- 5 Alumni Dr FL 2, Exeter, NH 03833
- Phone
- (603) 580-7525
- Enumerated
- Jul 3, 2006
- Record last updated
- Dec 9, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (603) 580-7542
- Medicare enrollment
- Enrolled (PECOS I20130321000506); accepts Medicare assignment
- Medical or professional school
- New York Medical College, 2002
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 132 in New Hampshire → Look up another NPI →
Also registered at 5 Alumni Dr FL 2
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Samira Ashour-Arnold, NPNurse Practitioner1659548915
- Joseph Bautista, MDHospitalist Physician1457559544
- Luke Brindamour, M.D.Hospitalist Physician1205217403
- Francis Bruskey, DOHospitalist Physician1376906263
- Megan Clark, DOInternal Medicine Physician1376580985
- Victoria Donascimento, MDFamily Medicine Physician1205398419
Verify Alison Rita Brennan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 15609Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average hospitalist physician in 2024
44 Medicare Part D claims, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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 MIPS final score for 2023 (Medicare payment program): 83.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Core Physicians LLCExeter, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alison Rita Brennan among 132 hospitalist physician records in New Hampshire
Alison Rita Brennan, M.D. is one of 132 hospitalist physician records with a practice address in New Hampshire. 94% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 68% newer
- In a Medicare fileYes · 94% of these records are
- In the CMS Doctors and Clinicians fileYes · 86% of these records are
- Graduated2002 · median 2006 among the 113 with a school on file
- Record last updated2020 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
18 hospitalist physician records list a practice address in Exeter
They are 18 of the 704 NPPES records with a practice address in Exeter, and 132 hospitalist physician records in New Hampshire.
All 132 in New Hampshire → Every provider in Exeter → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Joseph Bautista, MDExeter, NH 038331457559544
- Luke Brindamour, M.D.Exeter, NH 038331205217403
- Heather CaleExeter, NH 038331790153146
- Eliot Desilva, MDExeter, NH 038331538121439
- James Hart, M.D.Exeter, NH 038331427164961
- Mary Joseph, M.D.Exeter, NH 038331710927884
- Silvia Milancovici, DOExeter, NH 038331710069000
- Kevin Mulholland, MDExeter, NH 038331407801533
Common questions
What is Alison Rita Brennan, M.D.'s NPI number?
Alison Rita Brennan, M.D.'s National Provider Identifier (NPI) is 1538199898, issued on Jul 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alison Rita Brennan, M.D. located?
The NPPES record lists a practice address at 5 Alumni Dr FL 2, Exeter, NH, 03833. Phone: (603) 580-7525. Providers update this record themselves, so call before visiting.
How can I verify Alison Rita Brennan, M.D.'s license?
NPPES lists New Hampshire license number 15609, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alison Rita Brennan, M.D. prescribe under Medicare Part D?
In 2024, Alison Rita Brennan, M.D. had 44 Medicare Part D claims; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is Alison Rita Brennan, M.D.'s MIPS final score?
The 2023 MIPS final score is 83.6 of 100. 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.