Dr Mariana Rivera Bigham, MD in Kissimmee, FL

Dr Mariana Rivera Bigham, MD is a medicare enrolled "Internal Medicine" physician in Kissimmee, Florida. She graduated from medical school in 2019 and has 7 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Dean Health Systems Inc and her current practice location is 1300 Kevstin Dr, Kissimmee, Florida. You can reach out to her office (for appointments etc.) via phone at (321) 442-1214.

Dr Mariana Rivera Bigham is licensed to practice in Wisconsin (license number 77311-20) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1447719547.

Contact Information

	Dr Mariana Rivera Bigham, MD
	1300 Kevstin Dr, Kissimmee, FL 34744-5843
	(321) 442-1214
	(321) 442-1215

Map and Direction

Physician's Profile

Full Name	Dr Mariana Rivera Bigham
Gender	Female
Speciality	Internal Medicine
Experience	7 Years
Location	1300 Kevstin Dr, Kissimmee, Florida
Accepts Medicare Assignments	Yes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.

Medical Education and Training:

Dr Mariana Rivera Bigham graduated from medical school in 2019

NPI Data:

NPI Number: 1447719547
Provider Enumeration Date: 03/18/2019
Last Update Date: 09/17/2025

Medicare PECOS Information:

PECOS PAC ID: 9537495056
Enrollment ID: I20220921001933

Medical Identifiers

Medical identifiers for Dr Mariana Rivera Bigham such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1447719547	NPI	-	NPPES
1447719547	Medicaid	WI

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207R00000X	Internal Medicine	ME174684 (Florida)	Secondary
207R00000X	Internal Medicine	77311-20 (Wisconsin)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Ssm Health At Home Home Health-wisconsin	Madison, WI	Home health agency
Ssm Health St Mary's Hospital - Madison	Madison, WI	Hospital
Four Winds Manor	Verona, WI	Nursing home
Oak Park Place Of Nakoma	Madison, WI	Nursing home

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Dean Health Systems Inc	7012827983	1099

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 Mariana Rivera Bigham allows following entities to bill medicare on her behalf.

Entity Name	Dean Health Systems Inc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1053358846 PECOS PAC ID: 7012827983 Enrollment ID: O20031105000584

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 Mariana Rivera Bigham 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
Dr Mariana Rivera Bigham, MD 1300 Kevstin Dr, Kissimmee, FL 34744-5843 Ph: (321) 442-1214	Dr Mariana Rivera Bigham, MD 1300 Kevstin Dr, Kissimmee, FL 34744-5843 Ph: (321) 442-1214

Reviews and Comments

Internal Medicine Doctors in Kissimmee, FL

Dr. Richard Medina Perez, MD Internal Medicine Medicare: Medicare Enrolled Practice Location: 901 E Oak Street Suite C, Kissimmee, FL 34744 Phone: 386-561-9967 Fax: 844-815-1446
Dr. Mohammad T Siddiqui, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 1101 N Central Ave, Kissimmee, FL 34741 Phone: 407-851-5600 Fax: 407-438-0507
Dr. Giovanni Hernandez, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 1178 Cypress Glen Circle, Kissimmee, FL 34741 Phone: 407-943-8883 Fax: 407-943-8854
Sidi A Elalaoui, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 1952 N John Young Pkwy, Kissimmee, FL 34741 Phone: 407-343-1284 Fax: 407-343-1286
Basher M Atiquzzaman, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 2400 N Orange Blossom Trail, Suite 302, Kissimmee, FL 34744 Phone: 407-932-6193 Fax: 407-932-6194
Dr. Mukesh Kumar, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 601 Oak Commons Blvd, Kissimmee, FL 34741 Phone: 407-846-0626 Fax: 407-846-2371
Dr. Adam L Griggs, D.O. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 1121 N Central Ave, Suite B, Kissimmee, FL 34741 Phone: 407-933-1221 Fax: 407-933-0747

Dr Mariana Rivera Bigham, MD - Medicare Internal Medicine in Kissimmee, FL