Helen P Mastro, RD - Medicare Dietitian in Somerville, MA

Helen P Mastro, RD is a medicare enrolled "Dietitian, Registered" provider in Somerville, Massachusetts. She graduated from medical school in 1979 and has 45 years of diverse experience with area of expertise as Registered Dietitian Or Nutrition Professional. She is a member of the group practice Atrius Health Inc and her current practice location is 40 Holland St, Somerville, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (617) 629-6287.

Helen P Mastro is licensed to practice in Massachusetts (license number 861) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1730152638.

Contact Information

Helen P Mastro, RD
40 Holland St,
Somerville, MA 02144-2705
(617) 629-6287
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameHelen P Mastro
GenderFemale
SpecialityRegistered Dietitian Or Nutrition Professional
Experience45 Years
Location40 Holland St, Somerville, Massachusetts
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Helen P Mastro graduated from medical school in 1979
  NPI Data:
  • NPI Number: 1730152638
  • Provider Enumeration Date: 02/10/2006
  • Last Update Date: 10/28/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 8224073549
  • Enrollment ID: I20050627000734

Medical Identifiers

Medical identifiers for Helen P Mastro such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1730152638NPI-NPPES
LD0098OtherMABLUE CROSS
PQ188OtherMAHARVARD PILGRIM
0015227OtherMANEIGHBORHOOD HEALTH PLAN
680078OtherMATUFTS HEALTH PLAN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
133V00000XDietitian, Registered 861 (Massachusetts)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Atrius Health Inc47895886411130

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Helen P Mastro allows following entities to bill medicare on her behalf.
Provider NameAtrius Health Inc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1871639914
PECOS PAC ID: 4789588641
Enrollment ID: O20031121000582

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Helen P Mastro is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Helen P Mastro, RD
40 Holland St,
Somerville, MA 02144-2714

Ph: (617) 559-8051
Helen P Mastro, RD
40 Holland St,
Somerville, MA 02144-2705

Ph: (617) 629-6287

Reviews and Comments


Dietitian, Registered in Somerville, MA

Ligaya King-rodriguez, RDN, LDN
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 449 Canal St Apt 1811, Somerville, MA 02145
Phone: 857-529-7529    
Karen Palmer Wiczynski, MS, RD, LDN
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 373 Highland Ave Ste 201, Somerville, MA 02144
Phone: 617-492-4995    
Barbara A. Fargnoli, RD
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 40 Holland St, Somerville, MA 02144
Phone: 617-629-6444    
Cnc360, Llc
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 373 Highland Ave, Suite 201, Somerville, MA 02144
Phone: 781-674-1189    Fax: 781-863-2646
Ms. Barbara Ruhs, R.D.
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 373 Highland Ave, Suite 201, Somerville, MA 02144
Phone: 617-492-4995    Fax: 617-849-5577
Barbara Ruhs
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 373 Highland Ave, Suite 201, Somerville, MA 02144
Phone: 617-492-4995    Fax: 617-849-5577
Lily Sue Lichtenstein, RD, LDN
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 11 Garfield Ave, Somerville, MA 02145
Phone: 207-669-5553    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.