Spencer John Mares, FNP-C, AGACNP-BC in Lake Saint Louis, MO

Spencer John Mares, FNP-C, AGACNP-BC is a medicare enrolled "Nurse Practitioner - Acute Care" in Lake Saint Louis, Missouri. His current practice location is 100 Medical Plz, Lake Saint Louis, Missouri. You can reach out to his office (for appointments etc.) via phone at (636) 625-5200.

Spencer John Mares is licensed to practice in Missouri (license number 2023006109) 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 1437667490.

Contact Information

	Spencer John Mares, FNP-C, AGACNP-BC
	100 Medical Plz, Lake Saint Louis, MO 63367-1366
	(636) 625-5200
	Not Available

Map and Direction

Provider's Profile

Full Name	Spencer John Mares
Gender	Male
Speciality	Nurse Practitioner - Acute Care
Location	100 Medical Plz, Lake Saint Louis, Missouri
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1437667490
Provider Enumeration Date: 01/11/2018
Last Update Date: 03/10/2023

Medicare PECOS Information:

PECOS PAC ID: 3072872811
Enrollment ID: I20180124000475

Medical Identifiers

Medical identifiers for Spencer John Mares such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1437667490	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
363LF0000X	Nurse Practitioner - Family	2018001739 (Missouri)	Secondary
363LF0000X	Nurse Practitioner - Family	277.000663 (Illinois)	Secondary
363LA2100X	Nurse Practitioner - Acute Care	2023006109 (Missouri)	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. Spencer John Mares allows following entities to bill medicare on his behalf.

Entity Name	Sound Physicians Of Illinois Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1043598865 PECOS PAC ID: 1557533734 Enrollment ID: O20170519000666

Entity Name	The Health & Wellness Centerr Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1932627486 PECOS PAC ID: 0143564625 Enrollment ID: O20181211000671

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. Spencer John 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
Spencer John Mares, FNP-C, AGACNP-BC 50 Meadow Run Ct, Saint Peters, MO 63303-5805 Ph: (636) 485-3683	Spencer John Mares, FNP-C, AGACNP-BC 100 Medical Plz, Lake Saint Louis, MO 63367-1366 Ph: (636) 625-5200

Reviews and Comments

Nurse Practitioner Nurses in Lake Saint Louis, MO

Mrs. Michelle Lynn Breneman, PNP Nurse Practitioner Medicare: Medicare Enrolled Practice Location: 100 Brevco Plz, Ste 101, Lake Saint Louis, MO 63367 Phone: 636-561-5437 Fax: 636-561-5100
Jaclyn Morris, CPNP-PC Nurse Practitioner Medicare: Not Enrolled in Medicare Practice Location: 300 Medical Plz Ste 310, Lake Saint Louis, MO 63367 Phone: 636-625-2662
Adam Lee Trimpe, FNP-C Nurse Practitioner Medicare: Accepting Medicare Assignments Practice Location: 6261 Ronald Reagan Dr Ste B19, Lake Saint Louis, MO 63367 Phone: 636-561-3021
Ms. Melanie V Maze, ANP, BC Nurse Practitioner Medicare: Not Enrolled in Medicare Practice Location: 400 Medical Plaza, Suite 100, Lake Saint Louis, MO 63367 Phone: 636-639-8600 Fax: 636-639-8676
Lisa A Scott, NP-C Nurse Practitioner Medicare: Accepting Medicare Assignments Practice Location: 6261 Ronald Reagan Dr Ste B19, Lake Saint Louis, MO 63367 Phone: 636-561-3021 Fax: 636-561-3022
Cherie Lanham Kimbrough, CPNP Nurse Practitioner Medicare: Medicare Enrolled Practice Location: 100 Medical Plaza Dr, Emergency Department, Lake Saint Louis, MO 63367 Phone: 636-625-5300 Fax: 636-625-5376

Spencer John Mares, FNP-C, AGACNP-BC - Medicare Nurse Practitioner in Lake Saint Louis, MO