Dr. Mario R Fernandez Gonzalez, MD
- Part D claims, 2024
- 265
- Hospital affiliations
- 1
- Industry payments
- $19
- Medical group
- 1
- State license
- 1
- Practice address
- Laurel Ave Santa Juanita #100, Bayamon, PR 00956
- Practice phone
- Call (787) 787-5151
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Fernandez Gonzalez's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Mario R Fernandez Gonzalez is a general practice physician in Bayamon, Puerto Rico
Dr. Fernandez Gonzalez practices at Hospital Universitario Doctor Ramón Ruiz Arnau in Bayamon, Puerto Rico, part of Puerto Rico Government.
Dr. Fernandez Gonzalez's NPI, 1386106334, was assigned on April 1, 2019. Dr. Fernandez Gonzalez holds Puerto Rico license 21304.
- NPI
- 1386106334NPI Registry (opens in a new tab)
- NPI enumeration date
- April 1, 2019
- NPI status
- Active
- Practice phone
- (787) 787-5151
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mario R Fernandez Gonzalez practices at 2 locations in Bayamon, Puerto Rico
Dr. Fernandez Gonzalez's primary practice is Hospital Universitario Doctor Ramón Ruiz Arnau, at Laurel Ave Santa Juanita #100, Bayamon, PR 00956 in Bayamon County. The practice phone is (787) 787-5151. Dr. Fernandez Gonzalez also practices at Hospital Universitario De Adultos, 100 Ave Laurel, Bayamon, PR 00956.
- Hospital Universitario Doctor Ramón Ruiz ArnauPrimaryLaurel Ave Santa Juanita #100, Bayamon, PR 00956 · Bayamon CountyPhone(787) 787-5151
- Hospital Universitario De Adultos100 Ave Laurel, Bayamon, PR 00956 · Bayamon CountyPhone(787) 787-5151
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Mario R Fernandez Gonzalez is affiliated with 2 sites of care and 1 medical group
Dr. Fernandez Gonzalez's primary practice is Hospital Universitario Doctor Ramón Ruiz Arnau in Bayamon, Puerto Rico, part of Puerto Rico Government. The medical group on file is HIMA San Pablo Caguas Hospital. Dmand AI also links Dr. Fernandez Gonzalez to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mario R Fernandez Gonzalez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fernandez Gonzalez practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hospital Universitario Doctor Ramón Ruiz Arnau | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mario R Fernandez Gonzalez is one of 2,604 general practice physicians in Puerto Rico
General practice is Dr. Fernandez Gonzalez's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Fernandez Gonzalez is licensed in Puerto Rico.
Specialties and state licenses
- General practice, Puerto RicoPrimary
General practice physicians near Dr. Fernandez Gonzalez
Counts of general practice physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mario R Fernandez Gonzalez's patients have a median age of 52
Across all payers, Dmand AI patient panel data puts Dr. Fernandez Gonzalez's median patient age at 52, with 33% women.
Dr. Fernandez Gonzalez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 52
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
Dr. Mario R Fernandez Gonzalez wrote 265 Medicare Part D claims in 2024
In 2024, Dr. Fernandez Gonzalez wrote 265 Medicare Part D claims for 163 patients. 95% of them were for generic drugs. CMS names the drug for 155 of them, across 8 drugs with 11 or more claims each, at $1,472 in total drug cost. In 2023, CMS named 86 claims across 5 drugs.
Dr. Fernandez Gonzalez's Part D claims by kind of drug, 2024
- Generic253 claims95%
- Brand-name12 claims5%
Dr. Fernandez Gonzalez's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Fernandez Gonzalez's Part D claims, 2024
- Antibiotics51%134 of 265 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 862024: 15580%
Drugs named by CMS: 8 in 2024, 5 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Mario R Fernandez Gonzalez received $19 in industry payments in 2019
CMS Open Payments shows 1 general payment to Dr. Fernandez Gonzalez from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Edwards Lifesciences Corporation paid the most, $19.
Companies that paid Dr. Fernandez Gonzalez the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Mario R Fernandez Gonzalez's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Mario R Fernandez Gonzalez
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Mario R Fernandez Gonzalez's NPI number?
Dr. Mario R Fernandez Gonzalez's NPI number is 1386106334. It was assigned on April 1, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Mario R Fernandez Gonzalez?
Dr. Mario R Fernandez Gonzalez is a general practice physician in Bayamon, Puerto Rico. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Mario R Fernandez Gonzalez practice?
Dr. Fernandez Gonzalez practices at Laurel Ave Santa Juanita #100, Bayamon, PR 00956. Dr. Fernandez Gonzalez also practices at 100 Ave Laurel, Bayamon, PR 00956. Dr. Fernandez Gonzalez's primary practice is Hospital Universitario Doctor Ramón Ruiz Arnau in Bayamon, Puerto Rico, part of Puerto Rico Government. Dmand AI also links Dr. Fernandez Gonzalez to 1 group practice or clinic.
What is Dr. Mario R Fernandez Gonzalez's office phone number?
The practice phone on file for Dr. Fernandez Gonzalez is (787) 787-5151.
What is Dr. Mario R Fernandez Gonzalez's medical license number?
Dr. Fernandez Gonzalez holds Puerto Rico license 21304.
Which hospitals is Dr. Mario R Fernandez Gonzalez affiliated with?
Dr. Fernandez Gonzalez practices at Hospital Universitario Doctor Ramón Ruiz Arnau in Bayamon, Puerto Rico.
What medical group is Dr. Mario R Fernandez Gonzalez part of?
Dr. Fernandez Gonzalez is linked to HIMA San Pablo Caguas Hospital.
What drugs does Dr. Mario R Fernandez Gonzalez prescribe most?
In 2024 Medicare Part D data, Dr. Fernandez Gonzalez's most prescribed drugs by claims were Amoxicillin-Clavulanate Potass, Ciprofloxacin HCl and Azithromycin.
Has Dr. Mario R Fernandez Gonzalez received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Dr. Fernandez Gonzalez from 1 company from 2019 to 2019. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. Mario R Fernandez Gonzalez been practicing?
Dr. Fernandez Gonzalez's NPI was assigned in 2019.
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