Marianne T. Longacre, DO
Family Medicine Physician · Westerly, RI
Marianne T. Longacre, DO is a family medicine physician with a practice address in Westerly, Rhode Island, and NPI 1396776266, issued on Jul 6, 2006. Check the license (Rhode Island DO00537, as entered in NPPES) on the Rhode Island Board of Medical Licensure and Discipline; the Medicare figures below come from public CMS files.
- Name
- Marianne T. Longacre
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- DO00537 RI
Self-reported in NPPES; status is on the state search - Practice location
- 45 Wells St Ste 201, Westerly, RI 02891
- Phone
- (401) 637-7202
- Enumerated
- Jul 6, 2006
- Record last updated
- Nov 18, 2022
- Fax
- (860) 865-2393
- Medicaid IDs
- 1396776266 CT
1396776266 RI - Medicare enrollment
- Enrolled (PECOS I20101103000197); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 1995
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 475 in Rhode Island → Look up another NPI →
Also registered at 45 Wells St Ste 201
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sumaira Ali, M.D.Internal Medicine Physician1841236270
- Dandie Gallaher, LICSWClinical Social Worker1477972396
Verify Marianne T. Longacre in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersRhode Island Board of Medical Licensure and Discipline
Search for license DO00537Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% more Medicare Part D claims than the average family medicine physician in 2024
5,096 Medicare Part D claims for 488 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 116 claims were for opioids.
Most prescribed
- Levothyroxine Sodium327 claims
- Atorvastatin Calcium266 claims
- Gabapentin173 claims
- Lisinopril172 claims
- Losartan Potassium165 claims
- Rosuvastatin Calcium155 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): 93.3 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
- Northeast Medical Group IncWesterly, RI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marianne T. Longacre among 475 family medicine physician records in Rhode Island
Marianne T. Longacre, DO is one of 475 family medicine physician records with a practice address in Rhode Island. 76% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 60% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1995 · median 2008 among the 282 with a school on file
- Record last updated2022 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 family medicine physician records list a practice address in Westerly
They are 8 of the 416 NPPES records with a practice address in Westerly, and 475 family medicine physician records in Rhode Island.
All 475 in Rhode Island → Every provider in Westerly → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Rocco Andreozzi, DOWesterly, RI 028911386608164
- Bartel Crisafi, MDWesterly, RI 028911124079090
- Walter Curtice, M.D.Westerly, RI 028911952565889
- Joseph Giancaspro, MDWesterly, RI 028911578577037
- Bernard Marzilli, Jr., D.O.Westerly, RI 028911396825931
- Peter Willis, M.D.Westerly, RI 028911730144551
- Mina Gamal Nasr Wilson, MDWesterly, RI 028911831612035
- Jennifer Buckley, MDWest Warwick, RI 028931811125081
Common questions
What is Marianne T. Longacre, DO's NPI number?
Marianne T. Longacre, DO's National Provider Identifier (NPI) is 1396776266, issued on Jul 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Marianne T. Longacre, DO located?
The NPPES record lists a practice address at 45 Wells St Ste 201, Westerly, RI, 02891. Phone: (401) 637-7202. Providers update this record themselves, so call before visiting.
How can I verify Marianne T. Longacre, DO's license?
NPPES lists Rhode Island license number DO00537, as entered by the provider. Search the Rhode Island Board of Medical Licensure and Discipline at https://healthri.mylicense.com/Verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marianne T. Longacre, DO prescribe under Medicare Part D?
In 2024, Marianne T. Longacre, DO had 5,096 Medicare Part D claims for 488 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Marianne T. Longacre, DO's MIPS final score?
The 2023 MIPS final score is 93.3 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.