Mark Kenneth Detweiler, MD - Medicare Gastroenterology in Londonderry, NH

Mark Kenneth Detweiler, MD is a medicare enrolled "Specialist" physician in Londonderry, New Hampshire. He went to Pennsylvania State University College Of Medicine and graduated in 1979 and has 45 years of diverse experience with area of expertise as Gastroenterology. His current practice location is 1b Commons Dr, Unit 9a, Londonderry, New Hampshire. You can reach out to his office (for appointments etc.) via phone at (603) 818-4712.

Mark Kenneth Detweiler is licensed to practice in New Hampshire (license number 6919) 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 1548344583.

Contact Information

Mark Kenneth Detweiler, MD
1b Commons Dr, Unit 9a,
Londonderry, NH 03053-3441
(603) 818-4712
(603) 421-6899



Physician's Profile

Full NameMark Kenneth Detweiler
GenderMale
SpecialityGastroenterology
Experience45 Years
Location1b Commons Dr, Londonderry, 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:
  • Mark Kenneth Detweiler attended and graduated from Pennsylvania State University College Of Medicine in 1979
  NPI Data:
  • NPI Number: 1548344583
  • Provider Enumeration Date: 10/25/2006
  • Last Update Date: 04/24/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 5597776112
  • Enrollment ID: I20060511000007

Medical Identifiers

Medical identifiers for Mark Kenneth Detweiler such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1548344583NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 6919 (New Hampshire)Secondary
174400000XSpecialist 6919 (New Hampshire)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. Mark Kenneth Detweiler allows following entities to bill medicare on his behalf.
Entity NameLondonderry Gastroenterology Associates Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1851318281
PECOS PAC ID: 5698792950
Enrollment ID: O20051026001161

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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. Mark Kenneth Detweiler 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
Mark Kenneth Detweiler, MD
1b Commons Dr, Unit 9a,
Londonderry, NH 03053-3441

Ph: (603) 818-4712
Mark Kenneth Detweiler, MD
1b Commons Dr, Unit 9a,
Londonderry, NH 03053-3441

Ph: (603) 818-4712

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