Guillermo Alfredo Mendoza Fonseca, M.D.
With over 25 years in general practice, Guillermo Alfredo Mendoza Fonseca, M.D. is a long-established general practitioner in Oviedo. With 25+ years of experience, he has been practicing in the Oviedo area. Among his Medicare patients, common conditions include hypertension, high cholesterol, and diabetes (per CMS data).
At a glance
- Prescribes opioids less than 45% of reporting doctors in Florida
- Uses generic medications more than 39% of reporting doctors in Florida
- Virtual visits available — no app or travel required
Older · 1155dNPPES updated 2023-03-07 · verify on CMS
Contact & Location
Practice Location
2572 W State Road 426 Ste 3040, Oviedo, FL 32765-8389
How Does This Doctor Compare?
Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.
Opioid Rx
↓ Lower = better0.35%
Florida avg: 3.8 · US avg: 5.1
✓ Higher than most doctors nationally(-4.8 pts)
Typical range among reporting doctors in Florida0.35% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better85.9%
Florida avg: 83.2 · US avg: 82.8
✓ Higher than most doctors nationally(+3.1 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
78
Unique beneficiaries
Standard volumePrescription Recipients
408
Patients prescribed
Prescriptions Written
5,933
Total claims
Total Medicare drug cost: $707k
Percentile rankings compared against 5,053 reporting peers in Florida.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Diabetes.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+16%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+17%) — a focus area for this doctor
Excessive worry or fear that interferes with daily life
US avg: 34.1%↑ More patients than average (+10%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-8%) — less common here
Conditions affecting emotional state, including depression and bipolar disorder
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+1%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$798 received from industry
33 transactions reported in 2024 ·Moderate tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Guillermo Alfredo Mendoza Fonseca's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
25 years in practice
Experienced
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.
Taxonomy: 208D00000X
Primary hospital affiliation: Critical Access Hospitals
CMS Certification Number: 501322
View hospital on Medicare Care CompareVirtual General Practice Care With Guillermo Alfredo Mendoza Fonseca
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Guillermo Alfredo Mendoza Fonseca for blood pressure monitoring, cholesterol management, diabetes check-ins — no travel to Oviedo required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Guillermo Alfredo Mendoza Fonseca
NPI records show Dr. Mendoza Fonseca as active with telehealth listed in Oviedo, FL. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (407) 890-9748.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Guillermo Alfredo Mendoza Fonseca
Practice Location
2572 W State Road 426 Ste 3040, Oviedo, FL 32765-8389
Mailing Address
2572 W State Road 426 Ste 3040, Oviedo, FL 32765-8389
This is a provider directory. Contact the office directly to schedule appointments.
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