Jaclyn Perreault, MD, MPH
Hospice and Palliative Medicine (Internal Medicine) Physician · Springfield, MA
Jaclyn Perreault, MD, MPH is a hospice and palliative medicine (internal medicine) physician with a practice address in Springfield, Massachusetts, and NPI 1821674714, issued on Mar 22, 2021. Check the license (Massachusetts 1023967, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Jaclyn Perreault
- Credential
- MD, MPH
- Primary taxonomy
- Hospice and Palliative Medicine (Internal Medicine) Physician 207RH0002X
- License numbers
- 1023967 MA
MD19843 RI
Self-reported in NPPES; status is on the state search - Practice location
- 759 Chestnut St, Springfield, MA 01107
- Phone
- (413) 794-3147
- Enumerated
- Mar 22, 2021
- Record last updated
- Aug 11, 2025
- Fax
- (413) 794-4054
- Medicare enrollment
- Enrolled (PECOS I20250612001563); accepts Medicare assignment
- Medical or professional school
- University Of Miami, Lm Miller School Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest hospice and palliative medicine (internal medicine) physician records → All 93 in Massachusetts → Look up another NPI →
Also registered at 759 Chestnut St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jaclyn Perreault in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1023967Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average hospice and palliative medicine (internal medicine) physician in 2024
153 Medicare Part D claims for 35 beneficiaries, against an average of 741 among the 1,607 providers of this specialty who prescribed in Part D. 21 claims were for opioids.
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
- Baystate Medical Practices IncSpringfield, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jaclyn Perreault among 93 hospice and palliative medicine (internal medicine) physician records in Massachusetts
Jaclyn Perreault, MD, MPH is one of 93 hospice and palliative medicine (internal medicine) physician records with a practice address in Massachusetts. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 96% of them.
- NPI issued2021 · 96% of these records are older, 1% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2021 · median 2010 among the 67 with a school on file
- Record last updated2025 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0002X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospice and Palliative Medicine (Internal Medicine) Physician providers in Massachusetts
There are 93 hospice and palliative medicine (internal medicine) physician records in Massachusetts.
All 93 in Massachusetts → Every provider in Springfield → Hospice and Palliative Medicine (Internal Medicine) Physician nationwide →
The 8 hospice and palliative medicine (internal medicine) physician records with the nearest ZIP codes
- Christina Fitch, DO, MPH, DTM&HSpringfield, MA 011071831282581
- Margaret Robinson, MDSpringfield, MA 011071235767567
- Erin Salvador, M.D.Springfield, MA 011071376521666
- Jeffrey Zesiger, MDSpringfield, MA 011071891777058
- Diane Dietzen, MDSpringfield, MA 011991578569828
- Megan MauerPittsfield, MA 012011346804747
- Julia Gallagher, M.D.Worcester, MA 016041508849365
- Charles Mills, MDWorcester, MA 016051831165190
Common questions
What is Jaclyn Perreault, MD, MPH's NPI number?
Jaclyn Perreault, MD, MPH's National Provider Identifier (NPI) is 1821674714, issued on Mar 22, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Jaclyn Perreault, MD, MPH located?
The NPPES record lists a practice address at 759 Chestnut St, Springfield, MA, 01107. Phone: (413) 794-3147. Providers update this record themselves, so call before visiting.
How can I verify Jaclyn Perreault, MD, MPH's license?
NPPES lists Massachusetts license number 1023967, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Jaclyn Perreault, MD, MPH prescribe under Medicare Part D?
In 2024, Jaclyn Perreault, MD, MPH had 153 Medicare Part D claims for 35 beneficiaries; the average among hospice and palliative medicine (internal medicine) physician prescribers was 741. 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.