Ernest S Siwik, MD - Medicare Pediatrics in Toledo, OH

Ernest S Siwik, MD is a medicare enrolled "Pediatrics - Pediatric Cardiology" physician in Toledo, Ohio. His current practice location is 2222 Cherry St Ste 2800, Toledo, Ohio. You can reach out to his office (for appointments etc.) via phone at (419) 251-8035.

Ernest S Siwik is licensed to practice in Ohio (license number 35-063371) 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 1003838483.

Contact Information

Ernest S Siwik, MD
2222 Cherry St Ste 2800,
Toledo, OH 43608-2675
(419) 251-8035
(419) 251-7716

Map and Direction




Physician's Profile

Full NameErnest S Siwik
GenderMale
SpecialityPediatrics - Pediatric Cardiology
Location2222 Cherry St Ste 2800, Toledo, Ohio
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1003838483
  • Provider Enumeration Date: 07/24/2006
  • Last Update Date: 03/15/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 0941285142
  • Enrollment ID: I20091217000577

Medical Identifiers

Medical identifiers for Ernest S Siwik such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003838483NPI-NPPES
000000028275OtherOHANTHEM
P00432698OtherOHRAILROAD MEDICARE
000000526129OtherOHANTHEM
364024OtherOHWELLCARE
653716OtherOHAETNA
735431OtherOHBUCKEYE
857729OtherOHBCMH
000000217458OtherOHUNISON
0857729MedicaidOH
0016456360001OtherPAPA MEDICAID
P00131510OtherOHRAILROAD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2080P0202XPediatrics - Pediatric Cardiology MD.202909 (Louisiana)Secondary
2080P0202XPediatrics - Pediatric Cardiology 35-063371 (Ohio)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. Ernest S Siwik allows following entities to bill medicare on his behalf.
Entity NameChildren's Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1043230873
PECOS PAC ID: 3971401944
Enrollment ID: O20031229000715
Entity NameLouisiana State University School Of Med In New Orleans Faculty Grou
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1932492626
PECOS PAC ID: 9739358722
Enrollment ID: O20110810000538

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. Ernest S Siwik 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
Ernest S Siwik, MD
2222 Cherry St Ste 2800,
Toledo, OH 43608-2675

Ph: () -
Ernest S Siwik, MD
2222 Cherry St Ste 2800,
Toledo, OH 43608-2675

Ph: (419) 251-8035

Reviews and Comments


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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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