Gregory N Geissinger, PAC - Medicare Physician Assistant in Marshfield, WI

Gregory N Geissinger, PAC is a medicare enrolled "Physician Assistant" in Marshfield, Wisconsin. He graduated from nursing school in 2000 and has 24 years of diverse experience with area of expertise as Physician Assistant. He is a member of the group practice Mchs Hospitals Inc and his current practice location is 1000 N Oak Ave, Marshfield, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (715) 387-5297.

Gregory N Geissinger is licensed to practice in Wisconsin (license number 1225) 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 1699882969.

Contact Information

Gregory N Geissinger, PAC
1000 N Oak Ave,
Marshfield, WI 54449
(715) 387-5297
Not Available

Map and Direction




Provider's Profile

Full NameGregory N Geissinger
GenderMale
SpecialityPhysician Assistant
Experience24 Years
Location1000 N Oak Ave, Marshfield, Wisconsin
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:
  • Gregory N Geissinger graduated from nursing school in 2000
  NPI Data:
  • NPI Number: 1699882969
  • Provider Enumeration Date: 08/24/2006
  • Last Update Date: 11/17/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 0941480735
  • Enrollment ID: I20110210001156

Medical Identifiers

Medical identifiers for Gregory N Geissinger such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1699882969NPI-NPPES
42996700MedicaidWI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363A00000XPhysician Assistant 1225 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Marshfield Medical CenterMarshfield, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mchs Hospitals Inc56980711731030

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 N Geissinger 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 N Geissinger, PAC
1000 N Oak Ave,
Marshfield, WI 54449-5777

Ph: () -
Gregory N Geissinger, PAC
1000 N Oak Ave,
Marshfield, WI 54449

Ph: (715) 387-5297

Reviews and Comments


Physician Assistant Nurses in Marshfield, WI

Eugene H. Larson, PA
Physician Assistant
Medicare: Not Enrolled in Medicare
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 715-387-5245    
Michael J. Bauman, PA
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Medicare: Medicare Enrolled
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 715-387-5275    
Casee Bell, PA-C
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Medicare: Accepting Medicare Assignments
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 715-387-5744    
Jenna A Menadue, PA
Physician Assistant
Medicare: Medicare Enrolled
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 715-387-5511    
Tera R Wiesman, PAC
Physician Assistant
Medicare: Medicare Enrolled
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 800-782-8581    
Megan A Kempf, PA-C
Physician Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 715-387-5511    
David H Spencer, PA-C
Physician Assistant
Medicare: Accepting Medicare Assignments
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 715-387-5511    

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.