Sigal Dagiely, NP
Nurse Practitioner · Boston, MA
Sigal Dagiely, NP is a nurse practitioner with a practice address in Boston, Massachusetts, and NPI 1295813509, issued on Nov 2, 2006. Check the license (Massachusetts 250443, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sigal Dagiely
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 250443 MA
Self-reported in NPPES; status is on the state search - Practice location
- 133 Brookline Ave, Boston, MA 02215
- Phone
- (617) 421-1000
- Enumerated
- Nov 2, 2006
- Record last updated
- Jan 7, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20061130000252); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 3,480 in Massachusetts → Look up another NPI →
Also registered at 133 Brookline Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sigal Dagiely in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 250443Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average nurse practitioner in 2024
2,907 Medicare Part D claims for 262 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 94 claims were for opioids.
Most prescribed
- Atorvastatin Calcium256 claims
- Amlodipine Besylate191 claims
- Lisinopril107 claims
- Gabapentin97 claims
- Jardiance81 claims
- Metformin Hcl Er72 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
- Atrius Health IncNeedham, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sigal Dagiely among 3,480 nurse practitioner records in Massachusetts
Sigal Dagiely, NP is one of 3,480 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 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 78% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2006 · median 2017 among the 1,963 with a school on file
- Record last updated2021 · 52% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
961 nurse practitioner records list a practice address in Boston
They are 961 of the 41,865 NPPES records with a practice address in Boston, and 3,480 nurse practitioner records in Massachusetts.
All 3,480 in Massachusetts → Every provider in Boston → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Lois Bartels, NPBoston, MA 022151811078868
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- Lorraine Britting, NPCBoston, MA 022151053399238
- Deidre Buckley, NPBoston, MA 022151790858975
- Diane Chase, NPBoston, MA 022151780653980
- Judith Ferraro, CRNPBoston, MA 022151215007356
- Jan Fleischman, MSN, RN, APN, BCBoston, MA 022151144320912
- Jennifer Fournier, N.P.Boston, MA 022151801898275
Common questions
What is Sigal Dagiely, NP's NPI number?
Sigal Dagiely, NP's National Provider Identifier (NPI) is 1295813509, issued on Nov 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sigal Dagiely, NP located?
The NPPES record lists a practice address at 133 Brookline Ave, Boston, MA, 02215. Phone: (617) 421-1000. Providers update this record themselves, so call before visiting.
How can I verify Sigal Dagiely, NP's license?
NPPES lists Massachusetts license number 250443, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Sigal Dagiely, NP prescribe under Medicare Part D?
In 2024, Sigal Dagiely, NP had 2,907 Medicare Part D claims for 262 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.