Dr Clayton Patrick Smith, MD in Portsmouth, NH

Dr Clayton Patrick Smith, MD is a medicare enrolled "Radiology - Radiation Oncology" physician in Portsmouth, New Hampshire. His current practice location is 121 Corporate Dr, Portsmouth, New Hampshire. You can reach out to his office (for appointments etc.) via phone at (603) 230-6100.

Dr Clayton Patrick Smith is licensed to practice in New Hampshire (license number 25062) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1184184160.

Contact Information

	Dr Clayton Patrick Smith, MD
	121 Corporate Dr, Portsmouth, NH 03801-6895
	(603) 230-6100
	Not Available

Map and Direction

Physician's Profile

Full Name	Dr Clayton Patrick Smith
Gender	Male
Speciality	Radiology - Radiation Oncology
Location	121 Corporate Dr, Portsmouth, New Hampshire
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1184184160
Provider Enumeration Date: 03/25/2019
Last Update Date: 07/22/2025

Medicare PECOS Information:

PECOS PAC ID: 5092132597
Enrollment ID: I20240723000276

Medical Identifiers

Medical identifiers for Dr Clayton Patrick Smith such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1184184160	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
2085R0001X	Radiology - Radiation Oncology	1017867 (Massachusetts)	Secondary
208D00000X	General Practice	A180474 (California)	Secondary
390200000X	Student In An Organized Health Care Education/training Program	(California)	Secondary
2085R0001X	Radiology - Radiation Oncology	25062 (New Hampshire)	Primary

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 Clayton Patrick Smith allows following entities to bill medicare on his behalf.

Entity Name	Radiation Oncology Associates, Pa
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1245260272 PECOS PAC ID: 0840276838 Enrollment ID: O20040629001012

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 Clayton Patrick Smith 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 Clayton Patrick Smith, MD 217 S Barrington Ave Apt 103, Los Angeles, CA 90049-3331 Ph: (303) 513-8943	Dr Clayton Patrick Smith, MD 121 Corporate Dr, Portsmouth, NH 03801-6895 Ph: (603) 230-6100

Reviews and Comments

Radiology Doctors in Portsmouth, NH

Douglas K Rhodes, MD Radiology Medicare: Not Enrolled in Medicare Practice Location: 333 Borthwick Ave, Portsmouth, NH 03801 Phone: 603-433-4008 Fax: 603-431-3572
Dr. David Charles Stevens, M.D. Radiology Medicare: Accepting Medicare Assignments Practice Location: 333 Borthwick Ave, Portsmouth, NH 03801 Phone: 207-784-2554
Katherine Mary Tobin, M.D. Radiology Medicare: Medicare Enrolled Practice Location: 579 Sagamore Ave, Unit 60, Portsmouth, NH 03801 Phone: 952-595-1100 Fax: 612-294-4903
Matthew D. Moore, MD Radiology Medicare: Accepting Medicare Assignments Practice Location: 333 Borthwick Ave, Portsmouth, NH 03801 Phone: 603-436-5110
Jesse B Smith, MD Radiology Medicare: Accepting Medicare Assignments Practice Location: 333 Borthwick Ave, Portsmouth, NH 03801 Phone: 603-433-4008 Fax: 603-431-3572
Owen Robert Stevens, MD Radiology Medicare: Accepting Medicare Assignments Practice Location: 333 Borthwick Ave, Portsmouth, NH 03801 Phone: 603-433-4008 Fax: 603-431-3572

Dr Clayton Patrick Smith, MD - Medicare Radiology in Portsmouth, NH