Shawn S Williamson, MD - Medicare Emergency Medicine in New London, WI

Shawn S Williamson, MD is a medicare enrolled "Emergency Medicine" physician in New London, Wisconsin. His current practice location is 1405 Mill St, New London, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (920) 531-2021.

Shawn S Williamson is licensed to practice in Wisconsin (license number 53739-20) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1386808319.

Contact Information

Shawn S Williamson, MD
1405 Mill St,
New London, WI 54961-2155
(920) 531-2021
Not Available



Physician's Profile

Full NameShawn S Williamson
GenderMale
SpecialityEmergency Medicine
Location1405 Mill St, New London, Wisconsin
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1386808319
  • Provider Enumeration Date: 07/18/2008
  • Last Update Date: 06/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 7214115542
  • Enrollment ID: I20110708000541

Medical Identifiers

Medical identifiers for Shawn S Williamson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1386808319NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 53739-20 (Wisconsin)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. Shawn S Williamson allows following entities to bill medicare on his behalf.
Entity NameThedacare Medical Center - Shawano, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1548260839
PECOS PAC ID: 5890605836
Enrollment ID: O20031117000117

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Entity NameThedacare Medical Center - Berlin Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1760413777
PECOS PAC ID: 0446151666
Enrollment ID: O20040120000214

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Entity NameThedacare Medical Center - New London, Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1538127220
PECOS PAC ID: 5698664480
Enrollment ID: O20040311000254

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Entity NameThedacare Medical Center - Waupaca, Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1780782680
PECOS PAC ID: 3072504216
Enrollment ID: O20040524000645

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Entity NameAscension Calumet Hospital Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1376541748
PECOS PAC ID: 7416948427
Enrollment ID: O20040809000191

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Entity NameIhc-wound Care Services Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1942573019
PECOS PAC ID: 6305009101
Enrollment ID: O20120515000037

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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. Shawn S Williamson 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
Shawn S Williamson, MD
3 Neenah Ctr,
Neenah, WI 54956-3070

Ph: (920) 531-2021
Shawn S Williamson, MD
1405 Mill St,
New London, WI 54961-2155

Ph: (920) 531-2021

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Emergency Medicine Doctors in New London, WI

Ronald J Krajnik, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1405 Mill St, New London, WI 54961
Phone: 920-531-2021    
James John Macneal, DO
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1405 Mill St, New London, WI 54961
Phone: 920-531-2030    Fax: 920-531-2016
Joseph R James, DO
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1405 Mill St, New London, WI 54961
Phone: 920-531-2000    
Amber Lievens Widenski, D.O.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1405 Mill St, New London, WI 54961
Phone: 920-531-2030    
Jocko R Zifferblatt, D.O.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1405 Mill St, New London, WI 54961
Phone: 920-531-2000    
Dr. John A Watring, D.O.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1405 Mill St, New London, WI 54961
Phone: 920-531-2000    

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