Mark S Gresla, MD in Decatur, IN - Medicare Family Practice

Mark S Gresla, MD is a medicare enrolled "Family Medicine" physician in Decatur, Indiana. He went to Indiana University School Of Medicine and graduated in 1984 and has 41 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Adams County Memorial Hospital and his current practice location is 1100 Mercer Ave, Decatur, Indiana. You can reach out to his office (for appointments etc.) via phone at (260) 724-2145.

Mark S Gresla is licensed to practice in Indiana (license number 01034460A) 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 1467482034.

Contact Information

	Mark S Gresla, MD
	1100 Mercer Ave, Decatur, IN 46733-2303
	(260) 724-2145
	(260) 728-3853

Map and Direction

Physician's Profile

Full Name	Mark S Gresla
Gender	Male
Speciality	Family Practice
Experience	41 Years
Location	1100 Mercer Ave, Decatur, Indiana
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:

Mark S Gresla attended and graduated from Indiana University School Of Medicine in 1984

NPI Data:

NPI Number: 1467482034
Provider Enumeration Date: 07/03/2006
Last Update Date: 10/15/2025

Medicare PECOS Information:

PECOS PAC ID: 7214826247
Enrollment ID: I20101221000635

Medical Identifiers

Medical identifiers for Mark S Gresla such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1467482034	NPI	-	NPPES
9131	Other	IN	NO. IN PHP
100146990A	Medicaid	IN
000000087488	Other	IN	ANTHEM PIN

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207Q00000X	Family Medicine	01034460A (Indiana)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Bluffton Regional Medical Center	Bluffton, IN	Hospital
Adams Memorial Hospital	Decatur, IN	Hospital
Lutheran Hospital Of Indiana	Fort wayne, IN	Hospital
Adams Woodcrest	Decatur, IN	Nursing home
Chalet Village Health And Rehabilitation Center	Berne, IN	Nursing home
Christian Care Retirement Community	Bluffton, IN	Nursing home
Adams Heritage	Monroeville, IN	Nursing home

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Adams County Memorial Hospital	0941198253	76

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. Mark S Gresla allows following entities to bill medicare on his behalf.

Entity Name	Adams County Memorial Hospital
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1689696148 PECOS PAC ID: 0941198253 Enrollment ID: O20041001000326

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. Mark S Gresla 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
Mark S Gresla, MD Po Box 151, Decatur, IN 46733-0151 Ph: (260) 724-2145	Mark S Gresla, MD 1100 Mercer Ave, Decatur, IN 46733-2303 Ph: (260) 724-2145

Reviews and Comments

Family Medicine Doctors in Decatur, IN

Leyuan Jack Chen, M.D. Family Medicine Medicare: Accepting Medicare Assignments Practice Location: 1100 Mercer Ave, Decatur, IN 46733 Phone: 260-724-2145
Dr. Keith A Harvey, MD Family Medicine Medicare: Accepting Medicare Assignments Practice Location: 955 High St, Decatur, IN 46733 Phone: 260-724-2145
Lisa Marie Ferrando, DO Family Medicine Medicare: Accepting Medicare Assignments Practice Location: 1100 Mercer Ave, Decatur, IN 46733 Phone: 260-724-2145
Scott T Smith, MD Family Medicine Medicare: Not Enrolled in Medicare Practice Location: 1100 Mercer Ave, Decatur, IN 46733 Phone: 260-724-2145
Elizabeth Hollingsworth, MD Family Medicine Medicare: Accepting Medicare Assignments Practice Location: 1300 Mercer Ave, Decatur, IN 46733 Phone: 260-724-2145
Jessamine A Hippensteel, DO Family Medicine Medicare: Accepting Medicare Assignments Practice Location: 1100 Mercer Ave, Decatur, IN 46733 Phone: 260-724-2145

Mark S Gresla, MD - Medicare Family Practice in Decatur, IN