Dennis Tan, NP-C - Medicare Nurse Practitioner in Cambridge, MA

Dennis Tan, NP-C is a medicare enrolled "Nurse Practitioner" in Cambridge, Massachusetts. His current practice location is 300 Mount Auburn St Ste 517, Cambridge, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (617) 492-3500.

Dennis Tan is licensed to practice in Massachusetts (license number RN2313462) 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 1255903696.

Contact Information

Dennis Tan, NP-C
300 Mount Auburn St Ste 517,
Cambridge, MA 02138-5665
(617) 492-3500
Not Available

Map and Direction




Provider's Profile

Full NameDennis Tan
GenderMale
SpecialityNurse Practitioner
Location300 Mount Auburn St Ste 517, Cambridge, Massachusetts
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1255903696
  • Provider Enumeration Date: 07/14/2021
  • Last Update Date: 02/23/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 1456712124
  • Enrollment ID: I20230727001260

Medical Identifiers

Medical identifiers for Dennis Tan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1255903696NPI-NPPES
1255903696MedicaidMA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
163WM0705XRegistered Nurse - Medical-surgical RN2313462 (Massachusetts)Secondary
363L00000XNurse Practitioner RN2313462 (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. Dennis Tan allows following entities to bill medicare on his behalf.
Entity NameMt Auburn Professional Services
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1992750996
PECOS PAC ID: 6103725031
Enrollment ID: O20040527001374

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. Dennis Tan 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
Dennis Tan, NP-C
300 Mt Auburn St, Suite 517,
Cambridge, MA 02138-5665

Ph: () -
Dennis Tan, NP-C
300 Mount Auburn St Ste 517,
Cambridge, MA 02138-5665

Ph: (617) 492-3500

Reviews and Comments


Nurse Practitioner Nurses in Cambridge, MA

Kristen Ferreira, FNP-BC
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 625 Mount Auburn St Ste 106, Cambridge, MA 02138
Phone: 617-661-5836    
Marie O. Girault, NP
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 119 Windsor St, Cambridge, MA 02139
Phone: 617-665-3600    
Mrs. Mary M Eaton, N.P.
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 36 White St, Cambridge, MA 02140
Phone: 617-876-5519    
Ana Alyss Skoryk, FNP-BC
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 75 Mount Auburn St, Cambridge, MA 02138
Phone: 617-495-5711    
Jenna Elizabeth Foley, NP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 75 Mount Auburn St, Cambridge, MA 02138
Phone: 617-495-2068    
Mrs. Leigh Bastable Poitevent, FNP-BC
Nurse Practitioner
Medicare: Not Enrolled in Medicare
Practice Location: 36 White St, Ste 1, Cambridge, MA 02140
Phone: 617-876-5519    
Loretta Margaret Ouellett,
Nurse Practitioner
Medicare: Medicare Enrolled
Practice Location: 100 Technology Sq, Cambridge, MA 02139
Phone: 617-871-3097    Fax: 617-871-3098

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.