NPPES file of Aug 9, 2026

Chrystal A. Walls, MSN, FNP

Pediatric Nurse Practitioner · Melbourne, FL

Chrystal A. Walls, MSN, FNP is a pediatric nurse practitioner with a practice address in Melbourne, Florida, and NPI 1811567514, issued on Jun 25, 2021. Check the license (Florida APRN11013902, 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
1811567514
Name
Chrystal A. Walls
Credential
MSN, FNP
Primary taxonomy
Pediatric Nurse Practitioner 363LP0200X
License number
APRN11013902 FL
Self-reported in NPPES; status is on the state search
Practice location
250 S Wickham RD, Melbourne, FL 32904
Phone
(321) 752-5210
Enumerated
Jun 25, 2021
Record last updated
Jul 1, 2024
Medicaid ID
111741300 FL
Medicare enrollment
Enrolled (PECOS I20220531000562); 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 250 S Wickham RD

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

  1. Kyla Brabham, NPPediatric Nurse Practitioner1063216794
  2. Julie Johnson, APRN, RN, BSNPediatric Nurse Practitioner1407586480
  3. Michelle SterlingPediatric Nurse Practitioner1538582168

Verify Chrystal A. Walls in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license APRN11013902
    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

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66% more Medicare Part D claims than the average pediatric nurse practitioner in 2024

342 Medicare Part D claims for 210 beneficiaries, against an average of 206 among the 854 providers of this specialty who prescribed in Part D.

  1. Chrystal Walls342
  2. Specialty average206

Most prescribed

  1. Amoxicillin-Clavulanate Potass71 claims
  2. Methylprednisolone55 claims
  3. Doxycycline Hyclate51 claims
  4. Nitrofurantoin Mono-Macro22 claims
  5. Prednisone17 claims
  6. Albuterol Sulfate Hfa13 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. Urgent Care Centers OF Brevard County LLCCocoa Beach, FL

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

Chrystal A. Walls among 1,546 pediatric nurse practitioner records in Florida

Chrystal A. Walls, MSN, FNP is one of 1,546 pediatric nurse practitioner records with a practice address in Florida. 45% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 76% of them.

  • NPI issued2021 · 76% of these records are older, 20% newer
  • In a Medicare fileYes · 45% of these records are
  • In the CMS Doctors and Clinicians fileYes · 8% of these records are
  • Graduated2021 · median 2018 among the 119 with a school on file
  • Record last updated2024 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0200X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Nurse Practitioner providers in Florida

There are 1,546 pediatric nurse practitioner records in Florida.

The 8 pediatric nurse practitioner records with the nearest ZIP codes

  1. Kyla Brabham, NPMelbourne, FL 329041063216794
  2. Nardege Jean-Francois Jean, ARNPWest Melbourne, FL 329041285142661
  3. Julie Johnson, APRN, RN, BSNMelbourne, FL 329041407586480
  4. Michelle SterlingMelbourne, FL 329041538582168
  5. Teena Sanders, ARNPIndialantic, FL 329031396830352
  6. Alison Bird, APRN, CPNPMelbourne, FL 329011386908952
  7. Margaret Mayer, ARNPMelbourne, FL 329011154313443
  8. Margaret Nemethy, ARNPMelbourne, FL 329011255323523

Common questions

What is Chrystal A. Walls, MSN, FNP's NPI number?

Chrystal A. Walls, MSN, FNP's National Provider Identifier (NPI) is 1811567514, issued on Jun 25, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Chrystal A. Walls, MSN, FNP located?

The NPPES record lists a practice address at 250 S Wickham RD, Melbourne, FL, 32904. Phone: (321) 752-5210. Providers update this record themselves, so call before visiting.

How can I verify Chrystal A. Walls, MSN, FNP's license?

NPPES lists Florida license number APRN11013902, 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 Chrystal A. Walls, MSN, FNP prescribe under Medicare Part D?

In 2024, Chrystal A. Walls, MSN, FNP had 342 Medicare Part D claims for 210 beneficiaries; the average among pediatric nurse practitioner prescribers was 206. 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.