David Zerrien, MD - Medicare Psychiatry in Oshkosh, WI

David Zerrien, MD is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Oshkosh, Wisconsin. He went to Medical College Of Wisconsin and graduated in 1990 and has 34 years of diverse experience with area of expertise as Psychiatry. He is a member of the group practice County Of Winnebago and his current practice location is 220 Washington Ave, Oshkosh, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (920) 236-4600.

David Zerrien is licensed to practice in Wisconsin (license number 28623-020) 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 1780742262.

Contact Information

David Zerrien, MD
220 Washington Ave,
Oshkosh, WI 54901-5030
(920) 236-4600
Not Available

Map and Direction




Physician's Profile

Full NameDavid Zerrien
GenderMale
SpecialityPsychiatry
Experience34 Years
Location220 Washington Ave, Oshkosh, 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 Zerrien attended and graduated from Medical College Of Wisconsin in 1990
  NPI Data:
  • NPI Number: 1780742262
  • Provider Enumeration Date: 12/05/2006
  • Last Update Date: 03/27/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 7810151362
  • Enrollment ID: I20120612000634

Medical Identifiers

Medical identifiers for David Zerrien such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1780742262NPI-NPPES
42156000MedicaidWI
42139300MedicaidWI

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry 28623-020 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Thedacare Regional Med Ctr - NeenahNeenah, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
County Of Winnebago408251535812

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 Zerrien allows following entities to bill medicare on his behalf.
Entity NameCounty Of Winnebago
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1508960675
PECOS PAC ID: 4082515358
Enrollment ID: O20040119000703

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 Zerrien 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 Zerrien, MD
Po Box 2187,
Oshkosh, WI 54903-2187

Ph: (920) 236-4600
David Zerrien, MD
220 Washington Ave,
Oshkosh, WI 54901-5030

Ph: (920) 236-4600

Reviews and Comments


Psychiatry & Neurology Doctors in Oshkosh, WI

Kenneth Charles Casimir, M.D.
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 220 Washington Ave, Oshkosh, WI 54901
Phone: 920-236-4700    Fax: 920-236-1157
Dr. Chandralekha Bommakanti, M.D.
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 500 S Oakwood Rd, Oshkosh, WI 54904
Phone: 920-223-3400    Fax: 920-223-3404
Dr. Wilson Haw Luy Tan, MD
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 855 N Westhaven Dr, Oshkosh, WI 54904
Phone: 920-303-8700    
Dr. Ahmad Y Haffar, MD
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 3475 Omro Rd, Suite 200, Oshkosh, WI 54904
Phone: 920-236-0991    Fax: 920-236-0993
Jean Kay Oelschlager, MD
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 855 N Westhaven Dr, Oshkosh, WI 54904
Phone: 920-303-8700    
John Carlos Brockington, MD
Psychiatry & Neurology
Medicare: Accepting Medicare Assignments
Practice Location: 855 N Westhaven Dr, Oshkosh, WI 54904
Phone: 920-303-8700    
Charles D Morgan, MD
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 2700 W 9th Ave, Ste 320, Oshkosh, WI 54904
Phone: 920-223-3585    

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).

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