Nestor Alejandro Sainz Rueda, MD - Medicare Family Medicine in Boston, MA

Nestor Alejandro Sainz Rueda, MD is a medicare enrolled "Family Medicine" physician in Boston, Massachusetts. His current practice location is 55 Fruit St, Boston, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (800) 711-4644.

Nestor Alejandro Sainz Rueda is licensed to practice in Massachusetts (license number 1019480) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1003444563.

Contact Information

Nestor Alejandro Sainz Rueda, MD
55 Fruit St,
Boston, MA 02114-2621
(800) 711-4644
Not Available

Map and Direction




Physician's Profile

Full NameNestor Alejandro Sainz Rueda
GenderMale
SpecialityFamily Medicine
Location55 Fruit St, Boston, Massachusetts
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1003444563
  • Provider Enumeration Date: 03/31/2020
  • Last Update Date: 08/28/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 0749640654
  • Enrollment ID: I20230724001446

Medical Identifiers

Medical identifiers for Nestor Alejandro Sainz Rueda such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003444563NPI-NPPES
118787700MedicaidFL

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 1019480 (Massachusetts)Primary

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. Nestor Alejandro Sainz Rueda allows following entities to bill medicare on his behalf.
Entity NameMiami Beach Community Health Center, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1063411874
PECOS PAC ID: 8123090925
Enrollment ID: O20040811001125

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. Nestor Alejandro Sainz Rueda 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
Nestor Alejandro Sainz Rueda, MD
55 Fruit St,
Boston, MA 02114-2621

Ph: () -
Nestor Alejandro Sainz Rueda, MD
55 Fruit St,
Boston, MA 02114-2621

Ph: (800) 711-4644

Reviews and Comments


Family Medicine Doctors in Boston, MA

Lidya H Wlasiuk, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 850 Harrison Ave, Yacc 5, Boston, MA 02118
Phone: 617-414-2080    Fax: 617-414-2090
Madhuri Preeti Rao, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 55 Fruit St, Boston, MA 02114
Phone: 617-889-8580    
Brian R Penti, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 850 Harrison Ave, Yacc 4, Boston, MA 02118
Phone: 617-414-2080    Fax: 617-414-2090
Shahnaz Rahman,
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 820 Harrison Ave, Boston, MA 02118
Phone: 404-259-4008    
Dr. Rohit Abraham, MD, MPH, MAT
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 75 Francis St, Boston, MA 02115
Phone: 617-732-5500    
Dr. Amy Min He, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 637 Washington St, Boston, MA 02124
Phone: 617-825-9660    

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.