Dr Gregory T Caldwell, DMD, MD - Medicare Dentist in Lexington, MA

Dr Gregory T Caldwell, DMD, MD is a medicare enrolled "Dentist - Oral And Maxillofacial Surgery" provider in Lexington, Massachusetts. He went to Tufts University School Of Dental Medicine and graduated in 1995 and has 29 years of diverse experience with area of expertise as Oral Surgery. He is a member of the group practice Concord And Lexington Oral Surgery Associates Llc and his current practice location is 35 Bedford St, Suite 19, Lexington, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (781) 861-8855.

Dr Gregory T Caldwell is licensed to practice in Massachusetts (license number 19992) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1992795926.

Contact Information

Dr Gregory T Caldwell, DMD, MD
35 Bedford St, Suite 19,
Lexington, MA 02420-4320
(781) 861-8855
(781) 861-1994

Map and Direction




Healthcare Provider's Profile

Full NameDr Gregory T Caldwell
GenderMale
SpecialityOral Surgery
Experience29 Years
Location35 Bedford St, Lexington, Massachusetts
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Gregory T Caldwell attended and graduated from Tufts University School Of Dental Medicine in 1995
  NPI Data:
  • NPI Number: 1992795926
  • Provider Enumeration Date: 10/21/2005
  • Last Update Date: 06/10/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 6608971072
  • Enrollment ID: I20070412000432

Medical Identifiers

Medical identifiers for Dr Gregory T Caldwell such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1992795926NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
1223S0112XDentist - Oral And Maxillofacial Surgery 19992 (Massachusetts)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Concord And Lexington Oral Surgery Associates Llc29614029124

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. Dr Gregory T Caldwell allows following entities to bill medicare on his behalf.
Entity NameConcord And Lexington Oral Surgery Associates Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1801820824
PECOS PAC ID: 2961402912
Enrollment ID: O20061222000205

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. Dr Gregory T Caldwell 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
Dr Gregory T Caldwell, DMD, MD
35 Bedford St, Suite 19,
Lexington, MA 02420-4320

Ph: (781) 861-8855
Dr Gregory T Caldwell, DMD, MD
35 Bedford St, Suite 19,
Lexington, MA 02420-4320

Ph: (781) 861-8855

Reviews and Comments


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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.