Gregory Lazan, MD - Medicare Internal Medicine in Pawtucket, RI

Gregory Lazan, MD is a medicare enrolled "Internal Medicine" physician in Pawtucket, Rhode Island. His current practice location is 100 Smithfield Ave, Pawtucket, Rhode Island. You can reach out to his office (for appointments etc.) via phone at (401) 725-8600.

Gregory Lazan is licensed to practice in Rhode Island (license number MD09301) 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 1538146097.

Contact Information

Gregory Lazan, MD
100 Smithfield Ave,
Pawtucket, RI 02860-3474
(401) 725-8600
(401) 725-6014

Map and Direction




Physician's Profile

Full NameGregory Lazan
GenderMale
SpecialityInternal Medicine
Location100 Smithfield Ave, Pawtucket, Rhode Island
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1538146097
  • Provider Enumeration Date: 12/27/2005
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 0547422891
  • Enrollment ID: I20120502000253

Medical Identifiers

Medical identifiers for Gregory Lazan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1538146097NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine MD09301 (Rhode Island)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. Gregory Lazan allows following entities to bill medicare on his behalf.
Entity NameLincoln Urgent Care Center, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437119005
PECOS PAC ID: 5092723650
Enrollment ID: O20060323000784

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. Gregory Lazan 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
Gregory Lazan, MD
100 Smithfield Ave,
Pawtucket, RI 02860-3474

Ph: (401) 725-8600
Gregory Lazan, MD
100 Smithfield Ave,
Pawtucket, RI 02860-3474

Ph: (401) 725-8600

Reviews and Comments


Internal Medicine Doctors in Pawtucket, RI

Mahmoud Mowafy, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 111 Brewster St, Pawtucket, RI 02860
Phone: 401-729-2258    Fax: 401-729-3343
Mriganka Singh, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 407 East Ave, Suite 110, Pawtucket, RI 02860
Phone: 401-728-7270    
Amber Gul, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 333 School St, Suite 210, Pawtucket, RI 02860
Phone: 401-726-9790    Fax: 401-728-8606
Dr. Madhavi Yerneni, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 407 East Ave, Suite 120, Pawtucket, RI 02860
Phone: 401-725-4700    Fax: 401-725-4740
Waseem Barham, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 111 Brewster St, Pawtucket, RI 02860
Phone: 401-729-2221    Fax: 401-729-2202
Jaleh Fallah, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 111 Brewster St, Pawtucket, RI 02860
Phone: 401-729-2258    Fax: 401-729-3343
Abraham Walusimbi, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 111 Brewster Street, Pawtucket, RI 02860
Phone: 401-729-2258    Fax: 401-729-3343

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.