Dr Demetrios Spyridon Theodoropoulos, MD - Medicare Allergy/immunology in Onalaska, WI

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Dr Demetrios Spyridon Theodoropoulos, MD is a medicare enrolled "Allergy & Immunology - Clinical & Laboratory Immunology" physician in Onalaska, Wisconsin. He graduated from medical school in 1987 and has 37 years of diverse experience with area of expertise as Allergy/immunology. He is a member of the group practice Allergy Associates Holdings, Ltd and his current practice location is 2727 Midwest Drive, Onalaska, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (608) 782-2027.

Dr Demetrios Spyridon Theodoropoulos is licensed to practice in Wisconsin (license number 44060-20) 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 1326299488.

Contact Information

Dr Demetrios Spyridon Theodoropoulos, MD
2727 Midwest Drive,
Onalaska, WI 54650
(608) 782-2027
(608) 782-6172

Map and Direction




Physician's Profile

Full NameDr Demetrios Spyridon Theodoropoulos
GenderMale
SpecialityAllergy/immunology
Experience37 Years
Location2727 Midwest Drive, Onalaska, 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:
  • Dr Demetrios Spyridon Theodoropoulos graduated from medical school in 1987
  NPI Data:
  • NPI Number: 1326299488
  • Provider Enumeration Date: 10/08/2008
  • Last Update Date: 12/14/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 9032143649
  • Enrollment ID: I20050922001172

Medical Identifiers

Medical identifiers for Dr Demetrios Spyridon Theodoropoulos such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1326299488NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207KI0005XAllergy & Immunology - Clinical & Laboratory Immunology 44060-20 (Wisconsin)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Allergy Associates Holdings, Ltd71139943855

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. Dr Demetrios Spyridon Theodoropoulos allows following entities to bill medicare on his behalf.
Entity NameAllergy Associates Holdings, Ltd
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1194786350
PECOS PAC ID: 7113994385
Enrollment ID: O20040916000169

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. Dr Demetrios Spyridon Theodoropoulos 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
Dr Demetrios Spyridon Theodoropoulos, MD
2727 Midwest Drive,
Onalaska, WI 54650

Ph: (608) 782-2027		Dr Demetrios Spyridon Theodoropoulos, MD
2727 Midwest Drive,
Onalaska, WI 54650

Ph: (608) 782-2027

Reviews and Comments


Allergy & Immunology Doctors in Onalaska, WI

Dr. Vijay K Sabnis, M.D.
Allergy & Immunology
Medicare: Medicare Enrolled
Practice Location: 2727 Midwest Dr., Allergy Associates Of La Crosse, Ltd., Onalaska, WI 54650
Phone: 608-782-2027    
Emily Melby, RDN
Allergy & Immunology
Medicare: Medicare Enrolled
Practice Location: 2727 Midwest Dr, Onalaska, WI 54650
Phone: 608-782-2027    
Dr. Mary Sacia Morris, M.D.
Allergy & Immunology
Medicare: Medicare Enrolled
Practice Location: 2727 Midwest Dr, Allergy Associates Of La Crosse, Ltd., Onalaska, WI 54650
Phone: 608-782-2027    

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.

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