Guillermo Diaz, NP-P in Hicksville, NY - Medicare Nurse Practitioner

Guillermo Diaz, NP-P is a medicare enrolled "Nurse Practitioner - Psychiatric/mental Health" in Hicksville, New York. His current practice location is 185 W John St # 113, Hicksville, New York. You can reach out to his office (for appointments etc.) via phone at (646) 856-9971.

Guillermo Diaz is licensed to practice in New York (license number 402068) 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 1164975801.

Contact Information

	Guillermo Diaz, NP-P
	185 W John St # 113, Hicksville, NY 11801-1007
	(646) 856-9971
	(516) 531-8539

Map and Direction

Provider's Profile

Full Name	Guillermo Diaz
Gender	Male
Speciality	Nurse Practitioner - Psychiatric/mental Health
Location	185 W John St # 113, Hicksville, 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: 1164975801
Provider Enumeration Date: 07/29/2016
Last Update Date: 09/05/2025

Medicare PECOS Information:

PECOS PAC ID: 8921383753
Enrollment ID: I20170317001678

Medical Identifiers

Medical identifiers for Guillermo Diaz such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1164975801	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
363LP0808X	Nurse Practitioner - Psychiatric/mental Health	402068 (New York)	Primary

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. Guillermo 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
Guillermo Diaz, NP-P 185 W John St # 113, Hicksville, NY 11801-1007 Ph: (646) 856-9971	Guillermo Diaz, NP-P 185 W John St # 113, Hicksville, NY 11801-1007 Ph: (646) 856-9971

Reviews and Comments

Nurse Practitioner Nurses in Hicksville, NY

Mohammad Abraham Chaudry, NP Nurse Practitioner Medicare: Accepting Medicare Assignments Practice Location: 54 Arcadia Ln, Hicksville, NY 11801 Phone: 646-821-7979
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Irina Levy, Nurse Practitioner Medicare: Medicare Enrolled Practice Location: 950 S Oyster Bay Rd, Hicksville, NY 11801 Phone: 516-822-6111
Lynn Johnson, RNC, MS, OGNP Nurse Practitioner Medicare: Not Enrolled in Medicare Practice Location: 400 S Oyster Bay Rd, Suite 106, Hicksville, NY 11801 Phone: 516-937-3881
Stacyann Cox, NURSE PRACTITIONER Nurse Practitioner Medicare: Medicare Enrolled Practice Location: 950 S Oyster Bay Rd, Hicksville, NY 11801 Phone: 516-396-2740
Ajay Balladin, Nurse Practitioner Medicare: Not Enrolled in Medicare Practice Location: 350 S Broadway, Hicksville, NY 11801 Phone: 516-938-0100
Mrs. Jill Massoni, NP Nurse Practitioner Medicare: Accepting Medicare Assignments Practice Location: 43 Barter Ln, Hicksville, NY 11801 Phone: 516-579-5502 Fax: 516-579-9077

Guillermo Diaz, NP-P - Medicare Nurse Practitioner in Hicksville, NY