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MR. WILLIAM JOSHUA GUERRERO MSN, FNP-C
NPI 1124330196
Nurse Practitioner - Family in Miami Beach, FL

Active since July 07, 2010PECOS EnrolledAccepts Medicare Assignment
1605 PENNSYLVANIA AVE, APT 403, MIAMI BEACH, FL 33139(305) 494-9338 Get Directions Write a Review

NPPES record last updated: January 9, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mr. William Joshua Guerrero Msn, Fnp-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. WILLIAM JOSHUA GUERRERO MSN, FNP-C (NPI 1124330196) is an individual family provider in Miami Beach, Florida, licensed in Minnesota (CNP4094) and active in the NPI registry since July 2010. He is enrolled in Medicare PECOS, is affiliated with University Hospitals Ahuja Medical Center, and is a graduate of Other (2015).

NPPES Registry Identity

NPI1124330196
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameMR. WILLIAM JOSHUA GUERREROCredential: MSN, FNP-C
Location Address1605 PENNSYLVANIA AVE, APT 403Miami Beach, FL 33139-7791
Mailing Address1605 Pennsylvania Ave, Apt 403Miami Beach, FL 33139-7791 · (305) 494-9338
Phone(305) 494-9338
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateJuly 7, 2010
Last NPPES UpdateJanuary 9, 2016
✔ NPI 1124330196 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
Licenses✔ Licensed in MN · CNP4094✔ Licensed in FL · ARNP 9175894✔ Licensed in NY · 339947
1605 PENNSYLVANIA AVE, Miami Beach, FL 33139
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health Maintenance Organization of Florida.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. William Joshua Guerrero Msn, Fnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6800102146
PECOS Enrollment IDI20251020000476
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

7

Medicare enrollment records show William Guerrero reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Emergency Medicine Services Of Fl, LLC
12 mi
Emergency Medicine
20900 BISCAYNE BLVD
Aventura, FL 33180
  • Reassigned Medicare billing, Florida enrollment
  • 1,912 clinicians in this Medicare group
NPI 1043917180 (305) 682-7000
Fl - I Medical Services LLC
12 mi
Nurse Practitioner
20900 BISCAYNE BLVD
Aventura, FL 33180
  • Reassigned Medicare billing, Florida enrollment
  • 210 clinicians in this Medicare group
NPI 1275808701 (305) 682-7290
Georgia Em-I Medical Services, PC
398 mi
Emergency Medicine
410 DARLING AVENUE
Waycross, GA 31501
  • Reassigned Medicare billing, Georgia enrollment
  • 132 clinicians in this Medicare group
NPI 1013129287 (912) 283-6625
Emory Specialty Associates, LLC
580 mi
Anesthesiology
303 SMITH ST
Lagrange, GA 30240
  • Reassigned Medicare billing, Georgia enrollment
  • 1,506 clinicians in this Medicare group
NPI 1407864168 (404) 778-4888
The Emory Clinic Inc
606 mi
Internal Medicine
1365 CLIFTON RD NE
Atlanta, GA 30322
  • Reassigned Medicare billing, Georgia enrollment
  • 4,840 clinicians in this Medicare group
NPI 1396798229 (404) 778-2144
Emergency Medicine Physicians Of Cuyahoga County, Ltd
1,057 mi
Emergency Medicine
525 E MARKET ST
Akron, OH 44304
  • Reassigned Medicare billing, Ohio enrollment
  • 134 clinicians in this Medicare group
NPI 1265471148 (844) 474-4019
Ues Ahuja LLC
1,082 mi
Emergency Medicine
3999 RICHMOND RD
Beachwood, OH 44122
  • Reassigned Medicare billing, Ohio enrollment
  • 187 clinicians in this Medicare group
NPI 1467883934 (844) 474-4019

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
95 services95 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
22 services22 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Hospitals Ahuja Medical Center

Acute Care Hospitals · Beachwood, OH
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number360359
Location3999 Richmond RoadBeachwood, OH 44122 · Cuyahoga County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 33139 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.13 typical visit price
range $60.92 – $187.05
Typical copayment $24.03 (range $15.23 – $46.76)
Most-billed visit code 99203
Established Patient
$107.17 typical visit price
range $18.99 – $150.24
Typical copayment $26.79 (range $4.74 – $37.56)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is William Guerrero's NPI number?

The NPI number for William Guerrero is 1124330196. It was assigned to this individual provider in the NPPES registry on July 7, 2010.

Where is William Guerrero located?

William Guerrero practices at 1605 Pennsylvania Ave Apt 403, Miami Beach, FL 33139. The listed phone number is (305) 494-9338.

What is William Guerrero's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is William Guerrero enrolled in Medicare?

Yes. William Guerrero is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for William Guerrero's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Guerrero reassigns Medicare benefits to 7 organizations: Emergency Medicine Services Of Fl, LLC (Aventura, FL), Fl - I Medical Services LLC (Aventura, FL), Georgia Em-I Medical Services, PC (Waycross, GA), Emory Specialty Associates, LLC (Lagrange, GA), The Emory Clinic Inc (Atlanta, GA) and 2 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for William Guerrero's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does William Guerrero accept?

Health plans from Oscar Health Maintenance Organization of Florida list William Guerrero as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is William Guerrero affiliated with any hospitals?

According to CMS data, William Guerrero is affiliated with University Hospitals Ahuja Medical Center.

When was this NPI record last updated?

The NPPES record for William Guerrero was last updated on January 9, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.