Registry data as of Aug 27, 2026

Katherine Nichols, APRN

Adult Psychiatric/Mental Health Clinical Nurse Specialist · North Stonington, CT

Katherine Nichols, APRN is an adult psychiatric/mental health clinical nurse specialist with a practice address in North Stonington, Connecticut, and NPI 1013956366, issued on Jun 5, 2006. Check the license with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1013956366
Name
Katherine Nichols
Credential
APRN
Primary taxonomy
Adult Psychiatric/Mental Health Clinical Nurse Specialist 364SP0809X
Practice location
75 Swantown HL, North Stonington, CT 06359
Phone
(860) 535-1010
Enumerated
Jun 5, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 75 Swantown HL

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Thomas Defanti, MDAddiction Medicine (Family Medicine) Physician1043239783

Verify Katherine Nichols in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this professionCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the Connecticut license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

98% fewer Medicare Part D claims than the average adult psychiatric/mental health clinical nurse specialist in 2024

25 Medicare Part D claims, against an average of 1,206 among the 319 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Katherine Nichols25
  2. Specialty average1,206

Most prescribed

  1. Sertraline Hcl18 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

1 adult psychiatric/mental health clinical nurse specialist records list a North Stonington practice address

They are 1 of the 31 NPPES records with a North Stonington practice address, and 45 adult psychiatric/mental health clinical nurse specialist records in Connecticut.

Other adult psychiatric/mental health clinical nurse specialist records in Connecticut

  1. Blanche Agostinelli, APRNWallingford, CT1952633703
  2. Christopher Allen, APRN BCNorwalk, CT1003934282
  3. Annmarie Bernier, APRNWest Hartford, CT1396900270
  4. Leslie Blatt, APRNNew Haven, CT1538100490
  5. Martha Boulton, APRN, BC, MS, MSNWestport, CT1538255880
  6. Laura Bracale, PMHCNS-BC,APRNTrumbull, CT1194790725
  7. Susan Brown, APRNHamden, CT1013999028
  8. Kathryn Camizzi, APRNNew Haven, CT1760466957
  9. Jane Clark, RNCSHartford, CT1639262579
  10. Leah Cressotti, MSN,CS,APRNSomers, CT1396046744

Common questions

What is Katherine Nichols, APRN's NPI number?

Katherine Nichols, APRN's National Provider Identifier (NPI) is 1013956366, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Nichols, APRN located?

The NPPES record lists a practice address at 75 Swantown HL, North Stonington, CT, 06359. Phone: (860) 535-1010. Providers update this record themselves, so call before visiting.

How can I verify Katherine Nichols, APRN's license?

Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Katherine Nichols, APRN prescribe under Medicare Part D?

In 2024, Katherine Nichols, APRN had 25 Medicare Part D claims; the average among adult psychiatric/mental health clinical nurse specialist prescribers was 1,206. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.