Dr William E Maher, MD - Medicare Gastroenterology in Somersworth, NH

Dr William E Maher, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Somersworth, New Hampshire. He went to Rutgers New Jersey Medical School and graduated in 1992 and has 32 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Atlantic Digestive Specialists Pllc and his current practice location is 21 Clark Way, Somersworth, New Hampshire. You can reach out to his office (for appointments etc.) via phone at (603) 692-2228.

Dr William E Maher is licensed to practice in New Hampshire (license number 10956) 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 1477550739.

Contact Information

Dr William E Maher, MD
21 Clark Way,
Somersworth, NH 03878-4401
(603) 692-2228
(603) 743-6732



Physician's Profile

Full NameDr William E Maher
GenderMale
SpecialityGastroenterology
Experience32 Years
Location21 Clark Way, Somersworth, New Hampshire
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 William E Maher attended and graduated from Rutgers New Jersey Medical School in 1992
  NPI Data:
  • NPI Number: 1477550739
  • Provider Enumeration Date: 07/01/2005
  • Last Update Date: 09/30/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 5991693392
  • Enrollment ID: I20041001000052

Medical Identifiers

Medical identifiers for Dr William E Maher such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1477550739NPI-NPPES
30201062MedicaidNH

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 10956 (New Hampshire)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Wentworth-douglass HospitalDover, NHHospital
Frisbie Memorial HospitalRochester, NHHospital
Portsmouth Regional HospitalPortsmouth, NHHospital
Huggins HospitalWolfeboro, NHHospital
York HospitalYork, MEHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Atlantic Digestive Specialists Pllc094119832917

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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 William E Maher allows following entities to bill medicare on his behalf.
Entity NameAtlantic Digestive Specialists Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1316048069
PECOS PAC ID: 0941198329
Enrollment ID: O20040308000758

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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 William E Maher 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 William E Maher, MD
21 Clark Way,
Somersworth, NH 03878-4401

Ph: (603) 692-2228
Dr William E Maher, MD
21 Clark Way,
Somersworth, NH 03878-4401

Ph: (603) 692-2228

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Internal Medicine Doctors in Somersworth, NH

Jennifer M Lewis, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 21 Clark Way, Somersworth, NH 03878
Phone: 603-692-2228    Fax: 603-692-4748
Sukeerti Kesar, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 21 Clark Way, Somersworth, NH 03878
Phone: 603-692-2228    Fax: 603-692-4748
Dr. David P Flavin, MD
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 21 Clark Way, Somersworth, NH 03843
Phone: 603-692-2228    Fax: 603-692-0437
Dalia Mahmoud Hassan Elamin, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 21 Clark Way, Somersworth, NH 03878
Phone: 603-692-2228    
Sean Lynch, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 21 Clark Way, Somersworth, NH 03878
Phone: 603-692-2228    
Michael E Metzger, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 3 Terrascape Pkwy, Somersworth, NH 03878
Phone: 603-609-6726    Fax: 603-609-6727

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