Katherine Magness Claesson, APRN
Acute Care Nurse Practitioner · Concord, NH
Katherine Magness Claesson, APRN is an acute care nurse practitioner with a practice address in Concord, New Hampshire, and NPI 1063200574, issued on Apr 26, 2025. Check the license (New Hampshire 115395-23, as entered in NPPES) with the New Hampshire board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Magness Claesson
- Credential
- APRN
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License numbers
- 115395-23 NH
RN57028 ME
Self-reported in NPPES; status is on the state search - Practice location
- 246 Pleasant St Ste 205, Concord, NH 03301
- Phone
- (603) 224-0584
- Enumerated
- Apr 26, 2025
- Record last updated
- Sep 5, 2025
- Fax
- (603) 227-7560
- Medicare enrollment
- Enrolled (PECOS I20250916002566); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 246 Pleasant St Ste 205
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew CarrollSurgery Physician1588169320
- Anne Granfield, MDColon & Rectal Surgery Physician1124388160
- Phillip GraySurgery Physician1346771953
- Elizabeth Katsikides, APRNAcute Care Nurse Practitioner1942721162
- Blake Lopes, PAPhysician Assistant1184163297
- Michael Paul, MDSurgery Physician1134353527
Verify Katherine Magness Claesson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Hampshire board licenses this profession
Search for license 115395-23Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Concord Hospital IncConcord, NH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Acute Care Nurse Practitioner providers in New Hampshire
There are 103 acute care nurse practitioner records in New Hampshire.
Other acute care nurse practitioner records in New Hampshire
- Samantha Ainsworth-WrightLebanon, NH1285362806
- Billie Anderson, APRNLaconia, NH1497035430
- Kevin Armstrong, DNP, APRNLebanon, NH1407228810
- Vanessa Bailey, APRNDover, NH1063885531
- Jessica Belanger, APRNManchester, NH1205532249
- Deanna Benjamin, AGACNP-BCMerrimack, NH1477107910
- Johsie Bennett, NPWeare, NH1891942447
- Elizabeth Blain, APRNLebanon, NH1831996156
- Adam Boise, APRNKeene, NH1124371299
- Victoria Booth, APRNLebanon, NH1376151902
Common questions
What is Katherine Magness Claesson, APRN's NPI number?
Katherine Magness Claesson, APRN's National Provider Identifier (NPI) is 1063200574, issued on Apr 26, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Magness Claesson, APRN located?
The NPPES record lists a practice address at 246 Pleasant St Ste 205, Concord, NH, 03301. Phone: (603) 224-0584. Providers update this record themselves, so call before visiting.
How can I verify Katherine Magness Claesson, APRN's license?
NPPES lists New Hampshire license number 115395-23, as entered by the provider. Search the New Hampshire board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.