Kristen Marie Kesser Williams, PA
Physician Assistant · Ocala, FL
Kristen Marie Kesser Williams, PA is a physician assistant with a practice address in Ocala, Florida, and NPI 1639498223, issued on May 22, 2010. Check the license on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Kristen Marie Kesser Williams
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 1500 SW 1St Ave, Ocala, FL 34471
- Phone
- (352) 351-7600
- Enumerated
- May 22, 2010
- Record last updated
- Aug 5, 2026
- Fax
- (352) 402-5352
- Medicaid ID
- 002504200 FL
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 10,257 in Florida → Look up another NPI →
Also registered at 1500 SW 1St Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kristen Marie Kesser Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license searchCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% fewer Medicare Part D claims than the average physician assistant in 2024
338 Medicare Part D claims for 184 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 32 claims were for opioids.
Most prescribed
- Cephalexin36 claims
- Doxycycline Hyclate21 claims
- Prednisone21 claims
- Ondansetron Odt20 claims
- Methocarbamol19 claims
- Oxycodone-Acetaminophen17 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.
Kristen Marie Kesser Williams among 10,257 physician assistant records in Florida
Kristen Marie Kesser Williams, PA is one of 10,257 physician assistant records with a practice address in Florida. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 25% of them.
- NPI issued2010 · 25% of these records are older, 72% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2026 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
118 physician assistant records list a practice address in Ocala
They are 118 of the 4,935 NPPES records with a practice address in Ocala, and 10,257 physician assistant records in Florida.
All 10,257 in Florida → Every provider in Ocala → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Larry Applebee, PA-COcala, FL 344711750317814
- Alonso Avendano, PA-COcala, FL 344711043243298
- Julie Barnes, PAOcala, FL 344711083634117
- Ranae Berry, PA-COcala, FL 344711033192349
- Ruth Brouwer, PA-COcala, FL 344711588699672
- Karen Coy, PACOcala, FL 344711740219070
- Jessica Gomillion, PAOcala, FL 344711548283799
- Briggs Greene, PA-COcala, FL 344711144258039
Common questions
What is Kristen Marie Kesser Williams, PA's NPI number?
Kristen Marie Kesser Williams, PA's National Provider Identifier (NPI) is 1639498223, issued on May 22, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Kristen Marie Kesser Williams, PA located?
The NPPES record lists a practice address at 1500 SW 1St Ave, Ocala, FL, 34471. Phone: (352) 351-7600. Providers update this record themselves, so call before visiting.
How can I verify Kristen Marie Kesser Williams, PA's license?
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.
How much does Kristen Marie Kesser Williams, PA prescribe under Medicare Part D?
In 2024, Kristen Marie Kesser Williams, PA had 338 Medicare Part D claims for 184 beneficiaries; the average among physician assistant prescribers was 830. 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.