NPPES file of Aug 9, 2026

Katherine Denese Williams, APRN

Family Nurse Practitioner · Lake City, FL

Katherine Denese Williams, APRN is a family nurse practitioner with a practice address in Lake City, Florida, and NPI 1871392316, issued on Mar 10, 2025. Check the license (Florida APRN11038088, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1871392316
Name
Katherine Denese Williams
Credential
APRN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
APRN11038088 FL
Self-reported in NPPES; status is on the state search
Practice location
795 SW State Road 47, Lake City, FL 32025
Phone
(386) 401-7066
Enumerated
Mar 10, 2025
Record last updated
Jan 26, 2026
Fax
(833) 933-0709
Medicare enrollment
Enrolled (PECOS I20250501001909); 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.
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Also registered at 795 SW State Road 47

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

  1. Sherry Brown, APRNNurse Practitioner1689310559
  2. Nikhita Kathuria-Prakash, MDMedical Oncology Physician1053871566
  3. Gilberto Rodrigues, MDMedical Oncology Physician1700851243

Verify Katherine Denese Williams in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license APRN11038088
    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
Open the Florida 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.

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Bills Medicare through 2 group practices

  1. Mercy Medical Urgent Care CenterLake City, FL
  2. Simedhealth LLCGainesville, FL

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

Katherine Denese Williams among 22,340 family nurse practitioner records in Florida

Katherine Denese Williams, APRN is one of 22,340 family nurse practitioner records with a practice address in Florida. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 87% of them.

  • NPI issued2025 · 87% of these records are older, 4% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 48% of these records are
  • Graduated2024 · median 2020 among the 10,790 with a school on file
  • Record last updated2026 · 34% 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 Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

72 family nurse practitioner records list a practice address in Lake City

They are 72 of the 1,502 NPPES records with a practice address in Lake City, and 22,340 family nurse practitioner records in Florida.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Hillary Bailey, DNP, APRNLake City, FL 320251154869782
  2. Sheri Borchardt, ARNPLake City, FL 320251700337458
  3. Denise Carmichael, FNP-CLake City, FL 320251205524394
  4. Spring Cramer, APRNLake City, FL 320251902030596
  5. Cathy Harmon, DNP, FNP-BC, CWCNLake City, FL 320251649676388
  6. Tara Keen, NP-FAMILYLake City, FL 320251316573611
  7. Leidys Lopez, NP-CLake City, FL 320251538412234
  8. Grace Mercurio, A.R.N.P.Lake City, FL 320251184897613

Common questions

What is Katherine Denese Williams, APRN's NPI number?

Katherine Denese Williams, APRN's National Provider Identifier (NPI) is 1871392316, issued on Mar 10, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Denese Williams, APRN located?

The NPPES record lists a practice address at 795 SW State Road 47, Lake City, FL, 32025. Phone: (386) 401-7066. Providers update this record themselves, so call before visiting.

How can I verify Katherine Denese Williams, APRN's license?

NPPES lists Florida license number APRN11038088, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.