Dr David Earl Mcmahon, MD in Grove City, OH - Medicare Internal Medicine

Dr David Earl Mcmahon, MD is a medicare enrolled "Internal Medicine" physician in Grove City, Ohio. He went to University Of Chicago, Pritzker School Of Medicine and graduated in 1978 and has 47 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Ohiohealth Corporation and his current practice location is 4191 Kelnor Dr Ste 300, Grove City, Ohio. You can reach out to his office (for appointments etc.) via phone at (614) 875-6349.

Dr David Earl Mcmahon is licensed to practice in Ohio (license number 35063725) 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 1033174339.

Contact Information

	Dr David Earl Mcmahon, MD
	4191 Kelnor Dr Ste 300, Grove City, OH 43123-3990
	(614) 875-6349
	(614) 875-3633

Map and Direction

Physician's Profile

Full Name	Dr David Earl Mcmahon
Gender	Male
Speciality	Internal Medicine
Experience	47 Years
Location	4191 Kelnor Dr Ste 300, Grove City, Ohio
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:

Dr David Earl Mcmahon attended and graduated from University Of Chicago, Pritzker School Of Medicine in 1978

NPI Data:

NPI Number: 1033174339
Provider Enumeration Date: 04/19/2006
Last Update Date: 09/30/2025

Medicare PECOS Information:

PECOS PAC ID: 2264581867
Enrollment ID: I20090529000434

Medical Identifiers

Medical identifiers for Dr David Earl Mcmahon such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1033174339	NPI	-	NPPES
0890111	Medicaid	OH

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207R00000X	Internal Medicine	35063725 (Ohio)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
Berger Hospital	Circleville, OH	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Ohiohealth Corporation	6305758426	2085

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 David Earl Mcmahon allows following entities to bill medicare on his behalf.

Entity Name	Ohiohealth Corporation
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1578545273 PECOS PAC ID: 6305758426 Enrollment ID: O20031105000532

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 David Earl Mcmahon 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 David Earl Mcmahon, MD Po Box 7527, Dublin, OH 43017-0727 Ph: () -	Dr David Earl Mcmahon, MD 4191 Kelnor Dr Ste 300, Grove City, OH 43123-3990 Ph: (614) 875-6349

Reviews and Comments

Internal Medicine Doctors in Grove City, OH

Dr. Frances Charlene Briones Horenstein, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 6024 Hoover Rd, Grove City, OH 43123 Phone: 614-547-2124
Vijay Jain, MD Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 6024 Hoover Rd, Grove City, OH 43123 Phone: 614-871-3121 Fax: 614-871-4401
Dr. Gregory Bigham Comfort Jr., MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 5300 N Meadows Dr Ste 280, Grove City, OH 43123 Phone: 614-627-2000 Fax: 614-221-8869
Mr. David R Ralston, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 5300 N Meadows Dr Ste 3800, Grove City, OH 43123 Phone: 614-663-3877 Fax: 614-663-3878
Dr. Kevin Patrick O'reilly, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 5775 N Meadows Dr Ste D, Grove City, OH 43123 Phone: 614-224-4200 Fax: 614-224-4207
Dr. Luiza Bella Bdoyan, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 5300 N. Meadows Dr, Ste 7023, Grove City, OH 43123 Phone: 614-663-4242 Fax: 614-663-4940

Dr David Earl Mcmahon, MD - Medicare Internal Medicine in Grove City, OH