Jonathan Gamss, MD in Mount Kisco, NY - Medicare Emergency Medicine

Jonathan Gamss, MD is a medicare enrolled "Internal Medicine" physician in Mount Kisco, New York. He graduated from medical school in 2004 and has 22 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Rwjbh Emergency Medicine Associates, Llc, Vladimir Zelenko Md Pc and his current practice location is 400 E Main St, Northern Westchester Hospital, Mount Kisco, New York. You can reach out to his office (for appointments etc.) via phone at (914) 666-1680.

Jonathan Gamss is licensed to practice in New York (license number 246486) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1598922874.

Contact Information

	Jonathan Gamss, MD
	400 E Main St, Northern Westchester Hospital, Mount Kisco, NY 10549-3417
	(914) 666-1680
	(914) 666-1965

Map and Direction

Physician's Profile

Full Name	Jonathan Gamss
Gender	Male
Speciality	Emergency Medicine
Experience	22 Years
Location	400 E Main St, Mount Kisco, New York
Accepts Medicare Assignments	Yes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.

Medical Education and Training:

Jonathan Gamss graduated from medical school in 2004

NPI Data:

NPI Number: 1598922874
Provider Enumeration Date: 05/22/2008
Last Update Date: 06/11/2026

Medicare PECOS Information:

PECOS PAC ID: 0345311015
Enrollment ID: I20100325000556

Medical Identifiers

Medical identifiers for Jonathan Gamss such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1598922874	NPI	-	NPPES
03040282	Medicaid	NY

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207R00000X	Internal Medicine	246486 (New York)	Primary
207R00000X	Internal Medicine	ME178297 (Florida)	Secondary
207R00000X	Internal Medicine	DR.0076561 (Colorado)	Secondary
207P00000X	Emergency Medicine	25MA08623200 (New Jersey)	Secondary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Clara Maass Medical Center	Belleville, NJ	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Rwjbh Emergency Medicine Associates, Llc	0941612840	792
Vladimir Zelenko Md Pc	4587714985	12

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. Jonathan Gamss allows following entities to bill medicare on his behalf.

Entity Name	Emergency Physician Services Of New Jersey,professional Association
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1831539568 PECOS PAC ID: 1052554177 Enrollment ID: O20130821000326

Entity Name	Rwjbh Observation Associates Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1760095806 PECOS PAC ID: 5193137503 Enrollment ID: O20201209000008

Entity Name	Rwjbh Emergency Medicine Associates, Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1912510041 PECOS PAC ID: 0941612840 Enrollment ID: O20201217002547

Entity Name	Citywide Urgent Care Nj Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1689259822 PECOS PAC ID: 0042628018 Enrollment ID: O20210413001518

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. Jonathan Gamss 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
Jonathan Gamss, MD 400 E Main St, Northern Westchester Hospital, Medical Affairs Office, Mount Kisco, NY 10549-3417 Ph: (914) 666-1680	Jonathan Gamss, MD 400 E Main St, Northern Westchester Hospital, Mount Kisco, NY 10549-3417 Ph: (914) 666-1680

Reviews and Comments

Internal Medicine Doctors in Mount Kisco, NY

Paul D Kandel, MD Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 90 S Bedford Rd, Mount Kisco Medical Group Pc, Mount Kisco, NY 10549 Phone: 914-241-1050 Fax: 914-242-1516
Nandini Anandu, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 400 E Main St, Northern Westchester Hospital, Mount Kisco, NY 10549 Phone: 914-666-1200 Fax: 914-242-7602
Alphonse Aversa, MD Internal Medicine Medicare: Medicare Enrolled Practice Location: 90 S Bedford Rd, Care Mount Medical Rd, Mount Kisco, NY 10549 Phone: 914-241-1050 Fax: 914-242-1516
Dr. Mark Phillip Abrams, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 90 S Bedford Rd Fl 2, Mount Kisco, NY 10549 Phone: 914-242-1355 Fax: 914-242-1413
Robert J Newborn, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 360 N Bedford Rd, Mount Kisco Medical Group, Pc, Mount Kisco, NY 10549 Phone: 914-241-1050 Fax: 914-302-8610
Fran Ganz-lord, MD Internal Medicine Medicare: May Accept Medicare Assignments Practice Location: 360 N. Bedford Road, Caremount Medical, Pc, Mount Kisco, NY 10549 Phone: 914-241-1050 Fax: 914-242-1516
Dr. Louis Gerard Molinari, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 14 Smith Ave, Mount Kisco, NY 10549 Phone: 914-242-1000

Jonathan Gamss, MD - Medicare Emergency Medicine in Mount Kisco, NY