Zachary J Fleissner, DO - Medicare Anesthesiology in Jacksonville, FL

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Zachary J Fleissner, DO is a medicare enrolled "Anesthesiology" physician in Jacksonville, Florida. His current practice location is 4500 San Pablo Rd S, Jacksonville, Florida. You can reach out to his office (for appointments etc.) via phone at (904) 953-2000.

Zachary J Fleissner is licensed to practice in Florida (license number OS19666) 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 1033773494.

Contact Information

Zachary J Fleissner, DO
4500 San Pablo Rd S,
Jacksonville, FL 32224-1865
(904) 953-2000
Not Available

Map and Direction




Physician's Profile

Full NameZachary J Fleissner
GenderMale
SpecialityAnesthesiology
Location4500 San Pablo Rd S, Jacksonville, Florida
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1033773494
  • Provider Enumeration Date: 04/30/2019
  • Last Update Date: 06/13/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 5991030553
  • Enrollment ID: I20230512000052

Medical Identifiers

Medical identifiers for Zachary J Fleissner such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1033773494NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology OS19666 (Florida)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. Zachary J Fleissner allows following entities to bill medicare on his behalf.
Entity NameMayo Clinic Jacksonville
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790772317
PECOS PAC ID: 5698689297
Enrollment ID: O20031118000388

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. Zachary J Fleissner 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
Zachary J Fleissner, DO
4500 San Pablo Rd S,
Jacksonville, FL 32224-1865

Ph: (904) 953-2000		Zachary J Fleissner, DO
4500 San Pablo Rd S,
Jacksonville, FL 32224-1865

Ph: (904) 953-2000

Reviews and Comments


Anesthesiology Doctors in Jacksonville, FL

Dr. Matthew Duwain Warrick, M.D.
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Phone: 904-244-4195    Fax: 904-244-4908
Dr. Andrea V Rivero, DO
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Peter Louis Kovacs, MD
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Practice Location: 3625 University Blvd S, Jacksonville, FL 32216
Phone: 904-421-2119    
Sarah G Bodin, MD
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David Mcenerney Jr., DO
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Phone: 904-383-1020    
M. Elizabeth B Perry, M.D.
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Practice Location: 820 Prudential Dr, Suite 606, Jacksonville, FL 32207
Phone: 904-398-3356    Fax: 904-398-5397

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).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.