Mary Frances Hart, RN
Registered Nurse · Somerville, MA
Mary Frances Hart, RN is a registered nurse with a practice address in Somerville, Massachusetts, and NPI 1821390675, issued on Nov 30, 2010. Check the license (Massachusetts 278602, as entered in NPPES) with the Massachusetts board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mary Frances Hart
- Credential
- RN
- Primary taxonomy
- Registered Nurse 163W00000X
- License number
- 278602 MA
Self-reported in NPPES; status is on the state search - Practice location
- 337 Somerville Ave, Somerville, MA 02143
- Phone
- (617) 665-3370
- Enumerated
- Nov 30, 2010
- Record last updated
- Nov 30, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (617) 625-1288
- Entity
- Type 1 · individual
Also registered at 337 Somerville Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Frances Hart in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 278602Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80 registered nurse records list a practice address in Somerville
They are 80 of the 1,860 NPPES records with a practice address in Somerville, and 4,985 registered nurse records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 80 in Somerville → All 4,985 in Massachusetts → Every provider in Somerville →
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Common questions
What is Mary Frances Hart, RN's NPI number?
Mary Frances Hart, RN's National Provider Identifier (NPI) is 1821390675, issued on Nov 30, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Mary Frances Hart, RN located?
The NPPES record lists a practice address at 337 Somerville Ave, Somerville, MA, 02143. Phone: (617) 665-3370. Providers update this record themselves, so call before visiting.
How can I verify Mary Frances Hart, RN's license?
NPPES lists Massachusetts license number 278602, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity 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. 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.