NPPES file of Aug 9, 2026

Kevin Knowlton, FNP-C

Family Nurse Practitioner · Guilford, CT

Kevin Knowlton, FNP-C is a family nurse practitioner with a practice address in Guilford, Connecticut, and NPI 1598526766, issued on Jan 16, 2024. Check the license (Connecticut 12.012787, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598526766
Name
Kevin Knowlton
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
12.012787 CT
11036860 FL
Self-reported in NPPES; status is on the state search
Practice location
1591 Boston Post RD Ste 100, Guilford, CT 06437
Phone
(203) 453-9911
Enumerated
Jan 16, 2024
Record last updated
Jan 15, 2025
Medicare enrollment
Enrolled (PECOS I20250212003832); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 1591 Boston Post RD Ste 100

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

  1. Joseph Balsamo, M.D.Internal Medicine Physician1487650222
  2. Nancy Hurlburt, MDFamily Medicine Physician1952313694
  3. Anthony Mascia, MDFamily Medicine Physician1306856281
  4. Kathryn Mazza, D.O.Internal Medicine Physician1497196471
  5. Monica Munteanu, MDInternal Medicine Physician1386643807
  6. Doris OkwuFamily Nurse Practitioner1679273338

Verify Kevin Knowlton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 12.012787
    Check 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

26% fewer Medicare Part D claims than the average family nurse practitioner in 2024

972 Medicare Part D claims for 381 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 17 claims were for opioids.

  1. Kevin Knowlton972
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium101 claims
  2. Amlodipine Besylate46 claims
  3. Lisinopril44 claims
  4. Losartan Potassium32 claims
  5. Escitalopram Oxalate28 claims
  6. Rosuvastatin Calcium27 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.

Bills Medicare through one group practice

  1. Gainesville Physicians LLCGainesville, FL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Kevin Knowlton among 2,669 family nurse practitioner records in Connecticut

Kevin Knowlton, FNP-C is one of 2,669 family nurse practitioner records with a practice address in Connecticut. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 84% of them.

  • NPI issued2024 · 84% of these records are older, 8% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2023 · median 2018 among the 1,664 with a school on file
  • Record last updated2025 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

24 family nurse practitioner records list a practice address in Guilford

They are 24 of the 504 NPPES records with a practice address in Guilford, and 2,669 family nurse practitioner records in Connecticut.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Rachael Carlucci, MSN,APRN, FNP-BCGuilford, CT 064371609447135
  2. Danielle Deline, NP-CGuilford, CT 064371053842880
  3. Susan Elles, APRNGuilford, CT 064371972976553
  4. Meghan Galli, APRN, FNP-BCGuilford, CT 064371053945204
  5. Mary Jane Galvin, APRNGuilford, CT 064371982843504
  6. Xiuling GuoGuilford, CT 064371194360057
  7. Kathryn Kruser, APRNGuilford, CT 064371174692842
  8. Paul Mainella, APRNGuilford, CT 064371033727078

Common questions

What is Kevin Knowlton, FNP-C's NPI number?

Kevin Knowlton, FNP-C's National Provider Identifier (NPI) is 1598526766, issued on Jan 16, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Kevin Knowlton, FNP-C located?

The NPPES record lists a practice address at 1591 Boston Post RD Ste 100, Guilford, CT, 06437. Phone: (203) 453-9911. Providers update this record themselves, so call before visiting.

How can I verify Kevin Knowlton, FNP-C's license?

NPPES lists Connecticut license number 12.012787, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Kevin Knowlton, FNP-C prescribe under Medicare Part D?

In 2024, Kevin Knowlton, FNP-C had 972 Medicare Part D claims for 381 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions 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.