Hassan Mahmoud, MD - Medicare Nephrology in Portland, ME

Hassan Mahmoud, MD is a medicare enrolled "Internal Medicine - Nephrology" physician in Portland, Maine. He graduated from medical school in 2011 and has 13 years of diverse experience with area of expertise as Nephrology. He is a member of the group practice Mainehealth, Maine Medical Partners and his current practice location is 1600 Congress St Ste B, Portland, Maine. You can reach out to his office (for appointments etc.) via phone at (207) 774-5222.

Hassan Mahmoud is licensed to practice in Maine (license number MD24603) 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 1720440712.

Contact Information

Hassan Mahmoud, MD
1600 Congress St Ste B,
Portland, ME 04102-2148
(207) 774-5222
Not Available

Map and Direction




Physician's Profile

Full NameHassan Mahmoud
GenderMale
SpecialityNephrology
Experience13 Years
Location1600 Congress St Ste B, Portland, Maine
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:
  • Hassan Mahmoud graduated from medical school in 2011
  NPI Data:
  • NPI Number: 1720440712
  • Provider Enumeration Date: 03/28/2016
  • Last Update Date: 06/16/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 1254629827
  • Enrollment ID: I20210804003584

Medical Identifiers

Medical identifiers for Hassan Mahmoud such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1720440712NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RN0300XInternal Medicine - Nephrology MD24603 (Maine)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Casco Bay Dialysis FacilityWestbrook, MEDialysis facility
Maine Medical CenterPortland, MEHospital
Southern Maine Health CareBiddeford, MEHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mainehealth75178605882067
Maine Medical Partners9335043967789

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. Hassan Mahmoud allows following entities to bill medicare on his behalf.
Entity NameMaine Medical Partners
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285738310
PECOS PAC ID: 9335043967
Enrollment ID: O20040525000396
Entity NameMainehealth
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790265502
PECOS PAC ID: 7517860588
Enrollment ID: O20040701000166

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. Hassan Mahmoud 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
Hassan Mahmoud, MD
1600 Congress St Ste B,
Portland, ME 04102-2148

Ph: (207) 774-5222
Hassan Mahmoud, MD
1600 Congress St Ste B,
Portland, ME 04102-2148

Ph: (207) 774-5222

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.