NPPES file of Aug 9, 2026

Kelsey Ann Masterson, PA-C

Physician Assistant · Palm Springs, FL

Kelsey Ann Masterson, PA-C is a physician assistant with a practice address in Palm Springs, Florida, and NPI 1821531070, issued on Nov 21, 2016. Check the license (Florida PA9111251, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1821531070
Name
Kelsey Ann Masterson
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License numbers
PA9111251 FL
23.003728 CT
Self-reported in NPPES; status is on the state search
Practice location
1630 S Congress Ave Ste 200, Palm Springs, FL 33461
Phone
(561) 253-3980
Enumerated
Nov 21, 2016
Record last updated
Jul 17, 2024
Fax
(561) 253-3985
Medicare enrollment
Enrolled (PECOS I20181228000779); 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 1630 S Congress Ave Ste 200

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

  1. Jennifer Brookley, ARNPNurse Practitioner1235934597
  2. Cheryl Casella, ARNPNurse Practitioner1972619765
  3. Nicolette CrosbyPhysician Assistant1043839442
  4. Kelly Foster, M.D.Medical Oncology Physician1346534674
  5. Darcy Garland, APRNNurse Practitioner1578532560
  6. Anquiette Goree, APRN, FNP-CFamily Nurse Practitioner1821874835

Verify Kelsey Ann Masterson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license PA9111251
    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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82% fewer Medicare Part D claims than the average physician assistant in 2024

151 Medicare Part D claims for 102 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 17 claims were for opioids.

  1. Kelsey Masterson151
  2. Specialty average830

Most prescribed

  1. Cephalexin15 claims
  2. Ondansetron Hcl15 claims
  3. Hydrocodone-Acetaminophen13 claims
  4. Eliquis12 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.

Industry payments in 2024: $336.26

3 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kelsey Masterson$336.26
  2. Specialty average$841.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Cancer Center OF South Florida PLLCPalm Beach Gardens, FL

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

Kelsey Ann Masterson among 10,257 physician assistant records in Florida

Kelsey Ann Masterson, PA-C 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 2016, is newer than 43% of them.

  • NPI issued2016 · 43% of these records are older, 53% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2016 · median 2018 among the 5,867 with a school on file
  • Record last updated2024 · 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).

10 physician assistant records list a practice address in Palm Springs

They are 10 of the 724 NPPES records with a practice address in Palm Springs, and 10,257 physician assistant records in Florida.

The 8 physician assistant records with the nearest ZIP codes

  1. Renold CharlesLake Worth, FL 334611538931290
  2. Amanda Connors, PA-CLake Worth, FL 334611275018962
  3. Nicolette CrosbyPalm Springs, FL 334611043839442
  4. Joseph Dickinson, P.A.Palm Springs, FL 334611467737866
  5. Joseph Flagg, PA-CPalm Springs, FL 334611457912842
  6. Mario Galiano-Cevallos, P.ALake Worth, FL 334611710099213
  7. Roberto Martinez Ledesma, PAPalm Springs, FL 334611407554702
  8. Valerie Maslow, P.A-CPalm Springs, FL 334611710389721

Common questions

What is Kelsey Ann Masterson, PA-C's NPI number?

Kelsey Ann Masterson, PA-C's National Provider Identifier (NPI) is 1821531070, issued on Nov 21, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Kelsey Ann Masterson, PA-C located?

The NPPES record lists a practice address at 1630 S Congress Ave Ste 200, Palm Springs, FL, 33461. Phone: (561) 253-3980. Providers update this record themselves, so call before visiting.

How can I verify Kelsey Ann Masterson, PA-C's license?

NPPES lists Florida license number PA9111251, 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.

How much does Kelsey Ann Masterson, PA-C prescribe under Medicare Part D?

In 2024, Kelsey Ann Masterson, PA-C had 151 Medicare Part D claims for 102 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.