David Lee Haller, MD - Medicare Gastroenterology in Fond Du Lac, WI

David Lee Haller, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Fond Du Lac, Wisconsin. He went to Illinois Medical College and graduated in 1995 and has 29 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Agnesian Healthcare Inc and his current practice location is 420 E Division St, Fond Du Lac, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (920) 926-8570.

David Lee Haller is licensed to practice in Wisconsin (license number 43137-020) 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 1548214463.

Contact Information

David Lee Haller, MD
420 E Division St,
Fond Du Lac, WI 54935-4560
(920) 926-8570
(920) 926-8923



Physician's Profile

Full NameDavid Lee Haller
GenderMale
SpecialityGastroenterology
Experience29 Years
Location420 E Division St, Fond Du Lac, 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:
  • David Lee Haller attended and graduated from Illinois Medical College in 1995
  NPI Data:
  • NPI Number: 1548214463
  • Provider Enumeration Date: 05/22/2006
  • Last Update Date: 12/02/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 8820084189
  • Enrollment ID: I20040429000254

Medical Identifiers

Medical identifiers for David Lee Haller such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1548214463NPI-NPPES
34061900MedicaidWI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 43137-020 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Agnes HospitalFond du lac, WIHospital
Waupun Memorial HospitalWaupun, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Agnesian Healthcare Inc1658289624319

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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. David Lee Haller allows following entities to bill medicare on his behalf.
Entity NameAgnesian Healthcare Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1346228541
PECOS PAC ID: 1658289624
Enrollment ID: O20031104000263

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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. David Lee Haller 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
David Lee Haller, MD
420 E Division St,
Fond Du Lac, WI 54935-4560

Ph: (920) 926-8570
David Lee Haller, MD
420 E Division St,
Fond Du Lac, WI 54935-4560

Ph: (920) 926-8570

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Internal Medicine Doctors in Fond Du Lac, WI

Balvindar S Sareen, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 430 E Division St, Fond Du Lac, WI 54935
Phone: 315-637-7800    Fax: 315-637-7808
Jay R Muller, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 420 E Division St, Fond Du Lac, WI 54935
Phone: 920-926-8420    Fax: 920-926-8913
Dana I Vasquez, MD
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 420 E Division St, Fond Du Lac, WI 54935
Phone: 920-926-8420    
Adam P Karewicz, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 420 E Division St, Fond Du Lac, WI 54935
Phone: 920-926-8420    
Punit Kumar, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 420 E Division St, Fond Du Lac Regional Clinic, Fond Du Lac, WI 54935
Phone: 920-926-8420    
Dr. Steven Gregory Meress, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 180 Knights Way, Fond Du Lac, WI 54935
Phone: 920-922-5433    Fax: 920-273-0480
Dr. Crystal J Kleiber Balderrama, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 420 E Division St, Fond Du Lac, WI 54935
Phone: 920-926-8340    Fax: 414-805-6851

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