Dr John T Leffers, OD - Medicare Optometrist in Providence, RI

Dr John T Leffers, OD is a medicare enrolled "Optometrist" provider in Providence, Rhode Island. He graduated from medical school in 2009 and has 15 years of diverse experience with area of expertise as Optometry. He is a member of the group practice Mass Optometric Associates, Pllc and his current practice location is 891 Westminster St, Providence, Rhode Island. You can reach out to his office (for appointments etc.) via phone at (401) 331-7850.

Dr John T Leffers is licensed to practice in Rhode Island (license number ODTG00540) and he also participates in the medicare program. He may accept medicare assignments (which means he may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and his NPI Number is 1235369349.

Contact Information

Dr John T Leffers, OD
891 Westminster St,
Providence, RI 02903-4020
(401) 331-7850
(401) 274-4739

Map and Direction




Healthcare Provider's Profile

Full NameDr John T Leffers
GenderMale
SpecialityOptometry
Experience15 Years
Location891 Westminster St, Providence, Rhode Island
Accepts Medicare AssignmentsMay be. He may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr John T Leffers graduated from medical school in 2009
  NPI Data:
  • NPI Number: 1235369349
  • Provider Enumeration Date: 07/23/2009
  • Last Update Date: 07/23/2009
  Medicare PECOS Information:
  • PECOS PAC ID: 7012137847
  • Enrollment ID: I20140930000960

Medical Identifiers

Medical identifiers for Dr John T Leffers such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1235369349NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist ODTG00540 (Rhode Island)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mass Optometric Associates, Pllc064836244236

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 John T Leffers allows following entities to bill medicare on his behalf.
Provider NameMass Optometric Associates, Pllc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1063610194
PECOS PAC ID: 0648362442
Enrollment ID: O20070824000362

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 John T Leffers 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 John T Leffers, OD
891 Westminster St,
Providence, RI 02903-4020

Ph: (401) 331-7850
Dr John T Leffers, OD
891 Westminster St,
Providence, RI 02903-4020

Ph: (401) 331-7850

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.