Mallory Toomey
Family Nurse Practitioner · Chelsea, MA
Mallory Toomey is a family nurse practitioner with a practice address in Chelsea, Massachusetts, and NPI 1093173155, issued on Feb 4, 2016. Check the license (Massachusetts RN2298799, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mallory Toomey
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- RN2298799 MA
Self-reported in NPPES; status is on the state search - Practice location
- 1000 Broadway, Chelsea, MA 02150
- Phone
- (617) 975-6200
- Enumerated
- Feb 4, 2016
- Record last updated
- Apr 25, 2023
- Medicare enrollment
- Enrolled (PECOS I20161104000588); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 4,724 in Massachusetts → Look up another NPI →
Also registered at 1000 Broadway
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Nancy Adams, M.D.Internal Medicine Physician1649236365
- Nathalia Arias Alzate, MDFamily Medicine Physician1023699055
- Anjelica Carbajal, M.D.Obstetrics & Gynecology Physician1134255540
- Emilia Evans, CNPFamily Nurse Practitioner1477140572
- Mercedes Freije Ibanez, MDInternal Medicine Physician1144546185
Verify Mallory Toomey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license RN2298799Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% fewer Medicare Part D claims than the average family nurse practitioner in 2024
945 Medicare Part D claims for 286 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 29 claims were for opioids.
Most prescribed
- Lisinopril63 claims
- Amlodipine Besylate62 claims
- Atorvastatin Calcium61 claims
- Omeprazole33 claims
- Metformin Hcl28 claims
- Albuterol Sulfate Hfa26 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.
Bills Medicare through one group practice
- Medical Care OF Boston Management CorporationChelsea, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mallory Toomey among 4,724 family nurse practitioner records in Massachusetts
Mallory Toomey is one of 4,724 family nurse practitioner records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 39% of them.
- NPI issued2016 · 39% of these records are older, 56% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2016 · median 2019 among the 2,704 with a school on file
- Record last updated2023 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 family nurse practitioner records list a practice address in Chelsea
They are 8 of the 998 NPPES records with a practice address in Chelsea, and 4,724 family nurse practitioner records in Massachusetts.
All 4,724 in Massachusetts → Every provider in Chelsea → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Anne Drake, N.P.Chelsea, MA 021501932225430
- Emilia Evans, CNPChelsea, MA 021501477140572
- Shannon Healy, N.P.Chelsea, MA 021501093067688
- Lauren KennedyChelsea, MA 021501497201446
- Adedoyin Odumuyiwa, FNP-BCChelsea, MA 021501073472858
- Christine Shaughnessy, FNPChelsea, MA 021501881140176
- Laura Varrasso, NPChelsea, MA 021501780269894
- Lisa Brengola, NPRevere, MA 021511841289212
Common questions
What is Mallory Toomey's NPI number?
Mallory Toomey's National Provider Identifier (NPI) is 1093173155, issued on Feb 4, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Mallory Toomey located?
The NPPES record lists a practice address at 1000 Broadway, Chelsea, MA, 02150. Phone: (617) 975-6200. Providers update this record themselves, so call before visiting.
How can I verify Mallory Toomey's license?
NPPES lists Massachusetts license number RN2298799, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Mallory Toomey prescribe under Medicare Part D?
In 2024, Mallory Toomey had 945 Medicare Part D claims for 286 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.