Jon William Mares, DO in Covington, LA

Jon William Mares, DO is a medicare enrolled "Internal Medicine - Nephrology" physician in Covington, Louisiana. He went to Kansas City University Of Med & Biosciences, College Of Osteo Med and graduated in 2012 and has 14 years of diverse experience with area of expertise as Nephrology. His current practice location is 1970 N Highway 190, Covington, Louisiana. You can reach out to his office (for appointments etc.) via phone at (985) 867-8585.

Jon William Mares is licensed to practice in Illinois (license number 036.151545) and he also participates in the medicare program. He may accept medicare assignments (which means he may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance) and his NPI Number is 1023375300.

Contact Information

	Jon William Mares, DO
	1970 N Highway 190, Covington, LA 70433-5364
	(985) 867-8585
	(985) 867-3644

Map and Direction

Physician's Profile

Full Name	Jon William Mares
Gender	Male
Speciality	Nephrology
Experience	14 Years
Location	1970 N Highway 190, Covington, Louisiana
Accepts Medicare Assignments	May be. He may accept the Medicare-approved amount; you may be billed for more than the Medicare deductible and coinsurance.

Medical Education and Training:

Jon William Mares attended and graduated from Kansas City University Of Med & Biosciences, College Of Osteo Med in 2012

NPI Data:

NPI Number: 1023375300
Provider Enumeration Date: 04/11/2012
Last Update Date: 09/17/2025

Medicare PECOS Information:

PECOS PAC ID: 9234440736
Enrollment ID: I20210713001349

Medical Identifiers

Medical identifiers for Jon William Mares such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1023375300	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RN0300X	Internal Medicine - Nephrology	036.151545 (Illinois)	Primary
207R00000X	Internal Medicine	Q6769 (Texas)	Secondary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Fmcna - Slidell	Slidell, LA	Dialysis facility
Fmcna - Florida Parish Kidney Ctr	Hammond, LA	Dialysis facility
Fmcna - Pontchartrain Kidney Ctr	Covington, LA	Dialysis facility
Sng-st Tammany Dx Ctr, Lp	Madisonville, LA	Dialysis facility
North Oaks Medical Center, L L C	Hammond, LA	Hospital
St Tammany Parish Hospital	Covington, LA	Hospital

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. Jon William Mares allows following entities to bill medicare on his behalf.

Entity Name	David R Powers Md Apmc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1316977028 PECOS PAC ID: 8729094198 Enrollment ID: O20060223000130

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. Jon William Mares 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 Address	Practice Location Address
Jon William Mares, DO Po Box 3370, Covington, LA 70434-3370 Ph: (985) 867-8585	Jon William Mares, DO 1970 N Highway 190, Covington, LA 70433-5364 Ph: (985) 867-8585

Reviews and Comments

Internal Medicine Doctors in Covington, LA

Dr. Patricia B Guidry, MD Nephrology Medicare: Medicare Enrolled Practice Location: 1000 Ochsner Blvd, Covington, LA 70433 Phone: 985-875-2828
Salvatore Buttaci-guarino, MD Nephrology Medicare: Accepting Medicare Assignments Practice Location: 101 Judge Tanner Blvd Ste 300, Covington, LA 70433 Phone: 985-876-2100 Fax: 985-871-1548
Dr. Farhad X Aduli, MD Nephrology Medicare: Accepting Medicare Assignments Practice Location: 20 Starbrush Cir, Covington, LA 70433 Phone: 985-777-7000 Fax: 985-777-9000
Joe E Johnson Jr., MD Nephrology Medicare: Not Enrolled in Medicare Practice Location: 5001 Highway 190 East Service Rd, Suite A3, Covington, LA 70433 Phone: 985-893-9251 Fax: 985-892-7893
Jessica Gonzalez, MD Nephrology Medicare: Accepting Medicare Assignments Practice Location: 1202 S Tyler St, Covington, LA 70433 Phone: 985-898-4194 Fax: 985-898-4164
Andrea Alejandra Paredes Henriquez, MD Nephrology Medicare: May Accept Medicare Assignments Practice Location: 95 Judge Tanner Blvd, Covington, LA 70433 Phone: 208-215-6269

Jon William Mares, DO - Medicare Nephrology in Covington, LA