NPPES file of Aug 9, 2026

Madeline Waters, ARNP

Gerontology Nurse Practitioner · Largo, FL

Madeline Waters, ARNP is a gerontology nurse practitioner with a practice address in Largo, Florida, and NPI 1922486844, issued on May 12, 2015. Check the license (Florida ARNP9308862, 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
1922486844
Name
Madeline Waters
Credential
ARNP
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
ARNP9308862 FL
Self-reported in NPPES; status is on the state search
Practice location
8787 Bryan Dairy RD Ste 210, Largo, FL 33777
Phone
(727) 397-9641
Enumerated
May 12, 2015
Record last updated
Jul 17, 2026
Fax
(727) 393-4194
Medicaid ID
015583500 FL
Medicare enrollment
Enrolled (PECOS I20150805008387); 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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8 nearest gerontology nurse practitioner records → All 1,043 in Florida → Look up another NPI →

Also registered at 8787 Bryan Dairy RD Ste 210

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

  1. Alexus BlackFamily Nurse Practitioner1538741343
  2. Heather Blanchette, APRNAdult Health Nurse Practitioner1316936347
  3. Brittany Heiser, APRNFamily Nurse Practitioner1376410316
  4. Monique Sajjad, DOMedical Oncology Physician1487973087

Verify Madeline Waters in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ARNP9308862    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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73% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024

371 Medicare Part D claims for 138 beneficiaries, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Madeline Waters371
  2. Specialty average1,369

Most prescribed

  1. Anastrozole68 claims
  2. Letrozole29 claims
  3. Levothyroxine Sodium21 claims
  4. Ondansetron Odt19 claims
  5. Prochlorperazine Maleate19 claims
  6. Potassium Chloride15 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: $5,935.16

116 payments; by number, the most common kind was food and beverage; the largest payer was Catalyst Pharmaceuticals, Inc. The 3,903 providers of this specialty with any payment received $742.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Madeline Waters$5,935.16
  2. Specialty average$742.05

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. Florida Cancer Specialists And Research Institute, LLCLargo, FL

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

Madeline Waters among 1,043 gerontology nurse practitioner records in Florida

Madeline Waters, ARNP is one of 1,043 gerontology nurse practitioner records with a practice address in Florida. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 21% of them.

  • NPI issued2015 · 21% of these records are older, 74% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2015 · median 2019 among the 594 with a school on file
  • Record last updated2026 · 30% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LG0600X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gerontology Nurse Practitioner providers in Florida

There are 1,043 gerontology nurse practitioner records in Florida.

All 1,043 in Florida → Every provider in Largo → Gerontology Nurse Practitioner nationwide →

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Shawn McNally, DNPLargo, FL 337771184292302
  2. Dana Lord, ARNPLargo, FL 337741902382708
  3. Patricia Hatton, APRNLargo, FL 337731609451277
  4. Tracy Rutherford, APRNLargo, FL 337731114626314
  5. Sophia EspinosaSeminole, FL 337721831794619
  6. Tammy Hieber, AGPCNPPinellas Park, FL 337821720599046
  7. Ana Polanco, NP-CSeminole, FL 337721861090854
  8. Amy Cobb, AGNP-CLargo, FL 337711790266237

Common questions

What is Madeline Waters, ARNP's NPI number?

Madeline Waters, ARNP's National Provider Identifier (NPI) is 1922486844, issued on May 12, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Madeline Waters, ARNP located?

The NPPES record lists a practice address at 8787 Bryan Dairy RD Ste 210, Largo, FL, 33777. Phone: (727) 397-9641. Providers update this record themselves, so call before visiting.

How can I verify Madeline Waters, ARNP's license?

NPPES lists Florida license number ARNP9308862, 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 Madeline Waters, ARNP prescribe under Medicare Part D?

In 2024, Madeline Waters, ARNP had 371 Medicare Part D claims for 138 beneficiaries; the average among gerontology nurse practitioner prescribers was 1,369. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.