Karen C Dasilva, MD in Chelmsford, MA - Medicare Internal Medicine

Karen C Dasilva, MD is a medicare enrolled "Internal Medicine" physician in Chelmsford, Massachusetts. She went to Albany Medical College Of Union University and graduated in 1988 and has 36 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Atrius Health Inc and her current practice location is 228 Billerica Rd, Internal Medicine, Chelmsford, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (978) 250-6100.

Karen C Dasilva is licensed to practice in Massachusetts (license number 78527) 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 1851364889.

Contact Information

	Karen C Dasilva, MD
	228 Billerica Rd, Internal Medicine, Chelmsford, MA 01824-3604
	(978) 250-6100
	Not Available

Map and Direction

Physician's Profile

Full Name	Karen C Dasilva
Gender	Female
Speciality	Internal Medicine
Experience	36 Years
Location	228 Billerica Rd, Chelmsford, 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:

Karen C Dasilva attended and graduated from Albany Medical College Of Union University in 1988

NPI Data:

NPI Number: 1851364889
Provider Enumeration Date: 02/09/2006
Last Update Date: 09/20/2021

Medicare PECOS Information:

PECOS PAC ID: 6305880691
Enrollment ID: I20050617000041

Medical Identifiers

Medical identifiers for Karen C Dasilva such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1851364889	NPI	-	NPPES
PV490	Other	MA	HARVARD PILGRIM
078527	Other	MA	TUFTS
3192482	Medicaid	MA
J14317	Other	MA	BLUE CROSS

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RH0000X	Internal Medicine - Hematology	78527 (Massachusetts)	Secondary
207R00000X	Internal Medicine	78527 (Massachusetts)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Lahey Hospital & Medical Center, Burlington	Burlington, MA	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Atrius Health Inc	4789588641	1130

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. Karen C Dasilva allows following entities to bill medicare on her behalf.

Entity Name	Atrius Health Inc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1871639914 PECOS PAC ID: 4789588641 Enrollment ID: O20031121000582

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. Karen C Dasilva 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
Karen C Dasilva, MD 228 Billerica Rd, Chelmsford, MA 01824-3604 Ph: (978) 250-6100	Karen C Dasilva, MD 228 Billerica Rd, Internal Medicine, Chelmsford, MA 01824-3604 Ph: (978) 250-6100

Reviews and Comments

Internal Medicine Doctors in Chelmsford, MA

Steven A Morgenstern, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 228 Billerica Rd, Internal Medicine, Chelmsford, MA 01824 Phone: 978-250-6100 Fax: 978-250-6471
Kenneth Francis Murphy, MD Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 27 Village Square, Chelmsford, MA 01824 Phone: 978-256-6607 Fax: 978-250-8189
Dr. Geetanjali A Akerkar, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 4 Meeting House Rd, Suite 6-8, Chelmsford, MA 01824 Phone: 978-454-9811 Fax: 978-937-9281
Dr. James H Reichheld, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 4 Meeting House Rd, Suite 6-8, Chelmsford, MA 01824 Phone: 978-454-9811 Fax: 978-937-9281
Mohamed Fazal Ally, M.D. Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 1 Meeting House Rd, Unit 5, Chelmsford, MA 01824 Phone: 978-256-0173
Ms. Norma T Kolifrath, N.P. Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 4 Meeting House Rd, Suite 6-8, Chelmsford, MA 01824 Phone: 978-454-9811 Fax: 978-937-9281
Raj Rani Gupta, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 228 Billerica Rd, Internal Medicine, Chelmsford, MA 01824 Phone: 978-250-6100 Fax: 978-250-6002

Karen C Dasilva, MD - Medicare Internal Medicine in Chelmsford, MA