Abby Hornstein, MD in Gardner, MA

Abby Hornstein, MD is a medicare enrolled "Pathology - Blood Banking & Transfusion Medicine" physician in Gardner, Massachusetts. She went to Perelman School Of Med At The University Of Pennsylvania and graduated in 1990 and has 36 years of diverse experience with area of expertise as Pathology. She is a member of the group practice University Pathologists, Llc, University Pathologists, Llc and her current practice location is 242 Green St, Gardner, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (978) 630-6256.

Abby Hornstein is licensed to practice in Massachusetts (license number 80164) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1427048628.

Contact Information

	Abby Hornstein, MD
	242 Green St, Gardner, MA 01440-1336
	(978) 630-6256
	(978) 630-6489

Map and Direction

Physician's Profile

Full Name	Abby Hornstein
Gender	Female
Speciality	Pathology
Experience	36 Years
Location	242 Green St, Gardner, Massachusetts
Accepts Medicare Assignments	Yes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.

Medical Education and Training:

Abby Hornstein attended and graduated from Perelman School Of Med At The University Of Pennsylvania in 1990

NPI Data:

NPI Number: 1427048628
Provider Enumeration Date: 10/27/2005
Last Update Date: 09/11/2025

Medicare PECOS Information:

PECOS PAC ID: 8123248150
Enrollment ID: I20140925001438

Medical Identifiers

Medical identifiers for Abby Hornstein such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1427048628	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207ZB0001X	Pathology - Blood Banking & Transfusion Medicine	80164 (Massachusetts)	Primary
207ZP0102X	Pathology - Anatomic Pathology & Clinical Pathology	80164 (Massachusetts)	Secondary
207ZP0105X	Pathology - Clinical Pathology/laboratory Medicine	80164 (Massachusetts)	Secondary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
South County Hospital Inc	Wakefield, RI	Hospital
Our Lady Of Fatima Hospital	North providence, RI	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
University Pathologists, Llc	4981780061	15
University Pathologists, Llc	4981780061	15

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. Abby Hornstein allows following entities to bill medicare on her behalf.

Entity Name	University Pathologists, Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1568640886 PECOS PAC ID: 4981780061 Enrollment ID: O20080331000063

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. Abby Hornstein 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
Abby Hornstein, MD 242 Green St, Gardner, MA 01440-1336 Ph: (978) 630-6256	Abby Hornstein, MD 242 Green St, Gardner, MA 01440-1336 Ph: (978) 630-6256

Reviews and Comments

Pathology Doctors in Gardner, MA

Dr. Donald L Slovin, M.D. Pathology Medicare: Not Enrolled in Medicare Practice Location: 242 Green St, Gardner, MA 01440 Phone: 978-630-5752 Fax: 978-630-6489
Diane M. Lebel, M.D. Pathology Medicare: Not Enrolled in Medicare Practice Location: 242 Green St, Dept. Pathology, Gardner, MA 01440 Phone: 978-630-6255 Fax: 978-630-6258
Victor Zota, M.D. Pathology Medicare: Accepting Medicare Assignments Practice Location: 242 Green St, Gardner, MA 01440 Phone: 978-630-6256 Fax: 978-630-6489
Devayani C. Lathi, M.D. Pathology Medicare: Not Enrolled in Medicare Practice Location: 242 Green St, Gardner, MA 01440 Phone: 978-630-6256 Fax: 978-630-6489
Deborah Beth Gordon, M.D. Pathology Medicare: Accepting Medicare Assignments Practice Location: 242 Green St, Gardner, MA 01440 Phone: 978-630-6256

Abby Hornstein, MD - Medicare Pathology in Gardner, MA