Dr Mary N Tilak, MD in Munster, IN - Medicare Internal Medicine

Dr Mary N Tilak, MD is a medicare enrolled "Internal Medicine" physician in Munster, Indiana. She graduated from medical school in 1996 and has 30 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Dr Mary Tilak P C, Indigo Partners Llc and her current practice location is 9410 Calumet Ave, Ste 101, Munster, Indiana. You can reach out to her office (for appointments etc.) via phone at (219) 922-8051.

Dr Mary N Tilak is licensed to practice in Indiana (license number 01054662A) 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 1518054352.

Contact Information

	Dr Mary N Tilak, MD
	9410 Calumet Ave, Ste 101, Munster, IN 46321-2812
	(219) 922-8051
	(219) 922-8608

Map and Direction

Physician's Profile

Full Name	Dr Mary N Tilak
Gender	Female
Speciality	Internal Medicine
Experience	30 Years
Location	9410 Calumet Ave, Munster, Indiana
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:

Dr Mary N Tilak graduated from medical school in 1996

NPI Data:

NPI Number: 1518054352
Provider Enumeration Date: 10/05/2006
Last Update Date: 04/24/2026

Medicare PECOS Information:

PECOS PAC ID: 6800854951
Enrollment ID: I20041221000867

Medical Identifiers

Medical identifiers for Dr Mary N Tilak such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1518054352	NPI	-	NPPES
200339190	Medicaid	IN
000000350970	Other	IN	ANTHEM
90001352	Other	IL	BC/BS
000000541656	Other	IN	ANTHEM

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207R00000X	Internal Medicine	01054662A (Indiana)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Home Health Of St Mary Medical Center	Hobart, IN	Home health agency
Franciscan Home Care	Hammond, IN	Home health agency
Elara Caring	South bend, IN	Home health agency
Hospice Of The Calumet Area Inc	Munster, IN	Hospice
Community Hospital	Munster, IN	Hospital
St Catherine Hospital Inc	East chicago, IN	Hospital
St Mary Medical Center Inc	Hobart, IN	Hospital
Methodist Hospitals Inc	Gary, IN	Hospital
Franciscan Health Munster	Munster, IN	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Dr Mary Tilak P C	1951490390	10
Indigo Partners Llc	6305202623	4

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. Dr Mary N Tilak allows following entities to bill medicare on her behalf.

Entity Name	Dr Mary Tilak P C
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1003096900 PECOS PAC ID: 1951490390 Enrollment ID: O20071207000544

Entity Name	Indigo Partners Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1275246399 PECOS PAC ID: 6305202623 Enrollment ID: O20230511002183

Entity Name	Indigo Partners Llc
Entity Type	Part B Supplier - Intensive Cardiac Rehabilitation
Entity Identifiers	NPI Number: 1538953732 PECOS PAC ID: 6305202623 Enrollment ID: O20250513000763

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. Dr Mary N Tilak 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
Dr Mary N Tilak, MD Po Box 736895, Chicago, IL 60673-6895 Ph: (219) 922-8051	Dr Mary N Tilak, MD 9410 Calumet Ave, Ste 101, Munster, IN 46321-2812 Ph: (219) 922-8051

Reviews and Comments

Internal Medicine Doctors in Munster, IN

Maali Milhem, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 9126 Columbia Ave, Munster, IN 46321 Phone: 219-703-2408 Fax: 219-703-6684
Sahar Halabi, M.D Internal Medicine Medicare: Medicare Enrolled Practice Location: 761 45th St Ste 108, Munster, IN 46321 Phone: 219-922-5416 Fax: 219-922-3745
Wassim Shwaiki, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 8840 Calumet Ave Ste 203, Munster, IN 46321 Phone: 219-836-7723 Fax: 219-836-7726
Thottathil Viswanathan Gopan, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 761 45th St Ste 110, Munster, IN 46321 Phone: 219-922-3020 Fax: 219-922-3023
Ammar Hassan, D.O. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 9410 Calumet Ave Ste 401, Munster, IN 46321 Phone: 219-922-4900 Fax: 219-836-9922
Dr. Kyle Kleist, D.O. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 701 Superior Ave, Munster, IN 46321 Phone: 219-852-1524 Fax: 219-933-2288
Dr. Gene Lee Chang, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 9030 Columbia Ave, Munster, IN 46321 Phone: 219-836-6002 Fax: 219-836-6003

Dr Mary N Tilak, MD - Medicare Internal Medicine in Munster, IN