Gregory K Sewall, MD - Medicare Otolaryngology in Wausau, WI

Gregory K Sewall, MD is a medicare enrolled "Otolaryngology" physician in Wausau, Wisconsin. He went to Medical College Of Wisconsin and graduated in 1999 and has 25 years of diverse experience with area of expertise as Otolaryngology. He is a member of the group practice Ent And Allergy Associates Sc and his current practice location is 512 S 28th Ave, Wausau, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (715) 847-2021.

Gregory K Sewall is licensed to practice in Wisconsin (license number 42332-020) 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 1336195023.

Contact Information

Gregory K Sewall, MD
512 S 28th Ave,
Wausau, WI 54401-4147
(715) 847-2021
(715) 847-2325



Physician's Profile

Full NameGregory K Sewall
GenderMale
SpecialityOtolaryngology
Experience25 Years
Location512 S 28th Ave, Wausau, 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 K Sewall attended and graduated from Medical College Of Wisconsin in 1999
  NPI Data:
  • NPI Number: 1336195023
  • Provider Enumeration Date: 05/25/2006
  • Last Update Date: 04/13/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 0547263402
  • Enrollment ID: I20060814000397

Medical Identifiers

Medical identifiers for Gregory K Sewall such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1336195023NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Y00000XOtolaryngology 42332-020 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Aspirus Wausau HospitalWausau, WIHospital
Aspirus Medford Hospital & Clinics, IncMedford, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ent And Allergy Associates Sc206242960820

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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. Gregory K Sewall allows following entities to bill medicare on his behalf.
Entity NameEnt & Allergy Associates Sc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1255384301
PECOS PAC ID: 2062429608
Enrollment ID: O20060307000675

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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. Gregory K Sewall 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 K Sewall, MD
512 S 28th Ave,
Wausau, WI 54401-4147

Ph: (715) 847-2021
Gregory K Sewall, MD
512 S 28th Ave,
Wausau, WI 54401-4147

Ph: (715) 847-2021

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Otolaryngology Doctors in Wausau, WI

J Garry Sack, MD
Otolaryngology
Medicare: Not Enrolled in Medicare
Practice Location: 2801 Westhill Dr, Wausau, WI 54401
Phone: 715-847-2021    Fax: 715-847-2325
Dr. Jessica Ann Weddle, D.O.
Otolaryngology
Medicare: Accepting Medicare Assignments
Practice Location: 512 S 28th Ave, Wausau, WI 54401
Phone: 715-847-2020    Fax: 715-847-2325
Sarvi S Nalwa, MD
Otolaryngology
Medicare: Accepting Medicare Assignments
Practice Location: 512 S 28th Ave, Wausau, WI 54401
Phone: 715-847-2021    Fax: 715-847-2325
Rocky A Lipsman, MD
Otolaryngology
Medicare: Medicare Enrolled
Practice Location: 2801 Westhill Dr, Wausau, WI 54401
Phone: 715-847-2021    Fax: 715-847-2325
Mark A Voss, MD
Otolaryngology
Medicare: Accepting Medicare Assignments
Practice Location: 512 S 28th Ave, Wausau, WI 54401
Phone: 715-847-2021    Fax: 715-847-2325

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