Dr Dennis Patrick Grusenmeyer, MD - Medicare Internal Medicine in Keene, NH

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Dr Dennis Patrick Grusenmeyer, MD is a medicare enrolled "Hospitalist" physician in Keene, New Hampshire. He went to University Of Cincinnati College Of Medicine and graduated in 1997 and has 29 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Legacy Clinics Llc and his current practice location is 580 Court St, Keene, New Hampshire. You can reach out to his office (for appointments etc.) via phone at (603) 354-5400.

Dr Dennis Patrick Grusenmeyer is licensed to practice in New Hampshire (license number 20152) 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 1871568113.

Contact Information

Dr Dennis Patrick Grusenmeyer, MD
580 Court St,
Keene, NH 03431
(603) 354-5400
Not Available

Map and Direction




Physician's Profile

Full NameDr Dennis Patrick Grusenmeyer
GenderMale
SpecialityInternal Medicine
Experience29 Years
Location580 Court St, Keene, 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 Dennis Patrick Grusenmeyer attended and graduated from University Of Cincinnati College Of Medicine in 1997
  NPI Data:
  • NPI Number: 1871568113
  • Provider Enumeration Date: 02/21/2006
  • Last Update Date: 09/20/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 0648299644
  • Enrollment ID: I20190621002037

Medical Identifiers

Medical identifiers for Dr Dennis Patrick Grusenmeyer such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1871568113NPI-NPPES
010014727MedicaidVA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 2017-0031 (North Carolina)Secondary
207R00000XInternal Medicine MD60983758 (Washington)Secondary
207R00000XInternal Medicine 0101235353 (Virginia)Secondary
207R00000XInternal Medicine MD191698 (Oregon)Secondary
208M00000XHospitalist MD60983758 (Washington)Secondary
208M00000XHospitalist 2017-0031 (North Carolina)Secondary
208M00000XHospitalist 20152 (New Hampshire)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Legacy Mount Hood Medical CenterGresham, ORHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Legacy Clinics Llc0244144004714

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 Dennis Patrick Grusenmeyer allows following entities to bill medicare on his behalf.
Entity NameLegacy Clinics LLC
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1902827272
PECOS PAC ID: 0244144004
Enrollment ID: O20031117000089
Entity NameSilverton Health
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1669424354
PECOS PAC ID: 8921901877
Enrollment ID: O20040129000172

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 Dennis Patrick Grusenmeyer 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 Dennis Patrick Grusenmeyer, MD
Po Box 810,
Hanover, NH 03755-0810

Ph: (603) 650-8050		Dr Dennis Patrick Grusenmeyer, MD
580 Court St,
Keene, NH 03431

Ph: (603) 354-5400

Reviews and Comments


Hospitalist Doctors in Keene, NH

Denise Dalmacion, MD
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Mircea B Rusu, M.D.
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Qiwei Zhang, M.D., PH.D.
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Practice Location: 580 Court St, Keene, NH 03431
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Ellen Richardson, MD
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Practice Location: 580 Court St, Keene, NH 03431
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Suzannah J Luft, MD
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Practice Location: 590 Court St, Keene, NH 03431
Phone: 603-354-6515    
Dr. Raluca R Rusu, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 590 Court Street, Hospital Medicine, Keene, NH 03431
Phone: 603-354-5400    

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.