William Guerrero, MSN, FNP-C
NPI 1124330196 · Family Nurse Practitioner · Miami Beach, FL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Guerrero, MSN, FNP-C is a Family Nurse Practitioner provider in Miami Beach, FL (NPI 1124330196).
Provider details
- NPI number
- 1124330196
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, FNP-C
- Sex
- Male
- Sole proprietor
- No
- License
- ARNP 9175894 (FL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
117 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 95 | $165 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 22 | $115 |
Typical Medicare-allowed amounts for these services range $115–$165 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Famotidine | 19 | 19 |
| Ibuprofen | 18 | 18 |
| Mupirocin | 16 | 16 |
| Ondansetron Hcl | 16 | 16 |
| Tramadol Hcl | 15 | 15 |
| Cefadroxil | 15 | 15 |
| Cefdinir | 14 | 14 |
| Naproxen | 13 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$19 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-07-07
- Last updated
- 2016-01-09
Frequently asked questions
- What is William Guerrero's NPI number?
- William Guerrero's National Provider Identifier (NPI) is 1124330196, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Guerrero's specialty?
- William Guerrero is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is William Guerrero located?
- William Guerrero's practice location on file with NPPES is 1605 Pennsylvania Ave, Miami Beach, FL 33139-7791.
- What is William Guerrero's phone number?
- The practice phone number listed in the NPPES registry for William Guerrero is (305) 494-9338.
- Does William Guerrero accept Medicare?
- William Guerrero is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Guerrero's NPI active?
- Yes — William Guerrero's NPI (1124330196) is active in the NPPES registry as of the last update on 2016-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.