Dr Jessica Castellanos-diaz, MD in Kissimmee, FL

Dr Jessica Castellanos-diaz, MD is a medicare enrolled "Internal Medicine - Endocrinology, Diabetes & Metabolism" physician in Kissimmee, Florida. Her current practice location is 2400 N Orange Blossom Trl Ste 306, Kissimmee, Florida. You can reach out to her office (for appointments etc.) via phone at (407) 932-6190.

Dr Jessica Castellanos-diaz is licensed to practice in Florida (license number ME151130) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1295117489.

Contact Information

	Dr Jessica Castellanos-diaz, MD
	2400 N Orange Blossom Trl Ste 306, Kissimmee, FL 34744-2308
	(407) 932-6190
	(407) 932-6191

Map and Direction

Physician's Profile

Full Name	Dr Jessica Castellanos-diaz
Gender	Female
Speciality	Internal Medicine - Endocrinology, Diabetes & Metabolism
Location	2400 N Orange Blossom Trl Ste 306, Kissimmee, Florida
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1295117489
Provider Enumeration Date: 06/24/2015
Last Update Date: 02/08/2026

Medicare PECOS Information:

PECOS PAC ID: 0648500983
Enrollment ID: I20211109001090

Medical Identifiers

Medical identifiers for Dr Jessica Castellanos-diaz such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1295117489	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RE0101X	Internal Medicine - Endocrinology, Diabetes & Metabolism	ME151130 (Florida)	Primary
207R00000X	Internal Medicine	31658 (Puerto Rico)	Secondary
207RE0101X	Internal Medicine - Endocrinology, Diabetes & Metabolism	25915 (Florida)	Secondary

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 Jessica Castellanos-diaz allows following entities to bill medicare on her behalf.

Entity Name	Central Florida Health Care Inc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1467449660 PECOS PAC ID: 0143127951 Enrollment ID: O20031218000228

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 Jessica Castellanos-diaz 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 Jessica Castellanos-diaz, MD 2400 N Orange Blossom Trl Ste 306, Kissimmee, FL 34744-2308 Ph: (407) 932-6190	Dr Jessica Castellanos-diaz, MD 2400 N Orange Blossom Trl Ste 306, Kissimmee, FL 34744-2308 Ph: (407) 932-6190

Reviews and Comments

Internal Medicine Doctors in Kissimmee, FL

Dr. Richard Medina Perez, MD Endocrinology, Diabetes & Metabolism 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. Endocrinology, Diabetes & Metabolism 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. Endocrinology, Diabetes & Metabolism 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 Endocrinology, Diabetes & Metabolism 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. Endocrinology, Diabetes & Metabolism 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 Endocrinology, Diabetes & Metabolism 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. Endocrinology, Diabetes & Metabolism Medicare: Accepting Medicare Assignments Practice Location: 1121 N Central Ave, Suite B, Kissimmee, FL 34741 Phone: 407-933-1221 Fax: 407-933-0747

Dr Jessica Castellanos-diaz, MD - Medicare Internal Medicine in Kissimmee, FL