Maegan L. Picariello, NP
Nurse Practitioner · Waltham, MA
Maegan L. Picariello, NP is a nurse practitioner with a practice address in Waltham, Massachusetts, and NPI 1568413334, issued on May 15, 2006. Check the license (Massachusetts 255815, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Maegan L. Picariello
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 255815 MA
Self-reported in NPPES; status is on the state search - Practice location
- 950 Winter St, Waltham, MA 02451
- Phone
- (978) 304-1714
- Enumerated
- May 15, 2006
- Record last updated
- Jan 5, 2016 (not updated in 10 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 950 Winter St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Maegan L. Picariello in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 255815Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average nurse practitioner in 2024
115 Medicare Part D claims for 36 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
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.
25 nurse practitioner records list a practice address in Waltham
They are 25 of the 2,111 NPPES records with a practice address in Waltham, and 3,480 nurse practitioner records in Massachusetts.
All 25 in Waltham → All 3,480 in Massachusetts → Every provider in Waltham →
Other nurse practitioner records in Massachusetts
- Paula Abate, NPWorcester, MA1336265909
- Carolyn Abbanat Villafane, NPBoston, MA1598810269
- Lisa Abbondanza, CNPFranklin, MA1770892630
- Elizabeth Abbruzzese, NPWorcester, MA1326645300
- Alberta Abbuah, PMHNPFramingham, MA1437873411
- Fatima AbdallaMelrose, MA1326407529
- Israh AbdeljaberWorcester, MA1912629528
- Erika AbeidFairhaven, MA1831084839
- Nina AbelowitzConcord, MA1528201704
- Esayas Abraham, NPChelsea, MA1851275895
Common questions
What is Maegan L. Picariello, NP's NPI number?
Maegan L. Picariello, NP's National Provider Identifier (NPI) is 1568413334, issued on May 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Maegan L. Picariello, NP located?
The NPPES record lists a practice address at 950 Winter St, Waltham, MA, 02451. Phone: (978) 304-1714. Providers update this record themselves, so call before visiting.
How can I verify Maegan L. Picariello, NP's license?
NPPES lists Massachusetts license number 255815, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Maegan L. Picariello, NP prescribe under Medicare Part D?
In 2024, Maegan L. Picariello, NP had 115 Medicare Part D claims for 36 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.