Chrystal Walls, MSN, FNP
NPI 1811567514 · Pediatric Nurse Practitioner · Melbourne, FL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chrystal Walls, MSN, FNP is a Pediatric Nurse Practitioner provider in Melbourne, FL (NPI 1811567514).
Provider details
- NPI number
- 1811567514
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, FNP
- Sex
- Female
- Sole proprietor
- No
- License
- APRN11013902 (FL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
164 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 46 | $105 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 32 | $93 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 30 | $136 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 27 | $12 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 16 | $75 |
| Automated Urinalysis Test81003 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 71 | 66 |
| Methylprednisolone | 55 | 54 |
| Doxycycline Hyclate | 51 | 50 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 22 | 20 |
| Prednisone | 17 | 16 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 13 | — |
| Mupirocin |
Practice location
Mailing address
Additional practice locations (1)
- 1223 Gateway DrMelbourne, FL 32901-2607Phone: (321) 312-3311Fax: (321) 952-0850
Registry dates
- Enumerated
- 2021-06-25
- Last updated
- 2024-07-01
- Certified
- 2024-07-01
Frequently asked questions
- What is Chrystal Walls's NPI number?
- Chrystal Walls's National Provider Identifier (NPI) is 1811567514, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chrystal Walls's specialty?
- Chrystal Walls is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Chrystal Walls located?
- Chrystal Walls's practice location on file with NPPES is 250 S Wickham Rd, Melbourne, FL 32904-1134.
- What is Chrystal Walls's phone number?
- The practice phone number listed in the NPPES registry for Chrystal Walls is (321) 752-5210.
- Does Chrystal Walls accept Medicare?
- Chrystal Walls is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chrystal Walls's NPI active?
- Yes — Chrystal Walls's NPI (1811567514) is active in the NPPES registry as of the last update on 2024-07-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.