Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
DR. CLAYTON PATRICK SMITH, MD
ActiveDR. CLAYTON PATRICK SMITH, MD is a Radiation Oncology healthcare provider located in PORTSMOUTH, New Hampshire. NPI 1184184160 is currently active in the NPPES registry. Verify at CMS.
Radiation Oncology · PORTSMOUTH, NH
Registration Details
- NPI Number
- 1184184160
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Mar 25, 2019 (7.3989260484827 yrs)
- Last Updated
- Jul 22, 2025
- Licenses
-
1017867 (MA)A180474 (CA)25062 (NH)
Practice Information
- Address
-
121 CORPORATE DRPORTSMOUTH, NH, 038016895Browse NH providers · Browse ZIP 03801
- Phone
- 6032306100
- Primary Specialty
-
Radiation Oncology
2085R0001X
- Additional Specialty
- General Practice
- Additional Specialty
- Student (Health Education/Training)
- Additional Specialty
- Radiation Oncology
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.