Marianna Zara Grennan, LCSW R in Melville, NY - Medicare Social Worker Provider

Marianna Zara Grennan, LCSW R is a medicare enrolled "Social Worker - Clinical" provider in Melville, New York. Her current practice location is 900 Walt Whitman Road, Suite 300, Melville, New York. You can reach out to her office (for appointments etc.) via phone at (631) 271-5617.

Marianna Zara Grennan is licensed to practice in New York (license number R049385) 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 1013188390.

Contact Information

	Marianna Zara Grennan, LCSW R
	900 Walt Whitman Road, Suite 300, Melville, NY 11747
	(631) 271-5617
	(631) 385-1776

Map and Direction

Healthcare Provider's Profile

Full Name	Marianna Zara Grennan
Gender	Female
Speciality	Social Worker - Clinical
Location	900 Walt Whitman Road, Melville, New York
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1013188390
Provider Enumeration Date: 03/14/2008
Last Update Date: 03/14/2008

Medicare PECOS Information:

PECOS PAC ID: 2264852995
Enrollment ID: I20201020000680

Medical Identifiers

Medical identifiers for Marianna Zara Grennan such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1013188390	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
1041C0700X	Social Worker - Clinical	R049385 (New York)	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. Marianna Zara Grennan allows following entities to bill medicare on her behalf.

Entity Name	Che Senior Psychological Services, Pc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1023078219 PECOS PAC ID: 8022905314 Enrollment ID: O20040322001429

Entity Name	Knapp Street Psychiatry, Pc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1043248776 PECOS PAC ID: 1153212998 Enrollment ID: O20040322001760

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. Marianna Zara Grennan 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
Marianna Zara Grennan, LCSW R 11 Windham Drive, South Huntington, NY 11746 Ph: (631) 271-5617	Marianna Zara Grennan, LCSW R 900 Walt Whitman Road, Suite 300, Melville, NY 11747 Ph: (631) 271-5617

Reviews and Comments

Social Worker in Melville, NY

Lindsey Brasgold, Clinical Social Worker Medicare: Not Enrolled in Medicare Practice Location: 127 Ardmore Ave, Melville, NY 11747 Phone: 514-979-8659
Elissa Friedman, LCSW Clinical Social Worker Medicare: May Accept Medicare Assignments Practice Location: 900 Walt Whitman Rd Ste Ll1, Melville, NY 11747 Phone: 516-698-5511
Livia Dubinsky, Clinical Social Worker Medicare: Not Enrolled in Medicare Practice Location: 20 Currier Ave, Melville, NY 11747 Phone: 631-848-9961
Mella Clancy-schifilliti, LCSW Clinical Social Worker Medicare: Accepting Medicare Assignments Practice Location: 150 Broadhollow Rd, Suite 310, Melville, NY 11747 Phone: 917-940-9980
Annmarie Hardgrove, LCSW-R Clinical Social Worker Medicare: Not Enrolled in Medicare Practice Location: 150 Broadhollow Rd Ste 204, Melville, NY 11747 Phone: 516-972-5660
Mrs. Susan Gail Zola, LCSW Clinical Social Worker Medicare: Not Enrolled in Medicare Practice Location: 276 Altessa Blvd., Melville, NY 11747 Phone: 631-332-2213

Marianna Zara Grennan, LCSW R - Medicare Clinical Social Worker in Melville, NY