$30,359 in research paymentsSleep Apnea, ObstructiveSleep Apnea SyndromesTirzepatide
Dr. Ricardo Fernandez, MD
NPI1588764013PAC ID1557459732
- Medicare services, 2024
- 374
- Medicare patients, 2024
- 124
- Part D claims, 2024
- 2,402
- Clinical trials
- 1
- Hospital affiliations
- 2
- Practice address
- Ponce De Leon Avenue 735 Stop 37 1/2, San Juan, PR 00918
- Practice phone
- Call (787) 758-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Fernandez'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. Ricardo Fernandez is an internist in San Juan, Puerto Rico
Dr. Fernandez practices at Hospital Auxilio Mutuo in San Juan, Puerto Rico, part of Hospital Auxilio Mutuo.
Dr. Fernandez's NPI, 1588764013, was assigned on September 24, 2006. Dr. Fernandez holds Puerto Rico license 13947.
NPI and contact details
- NPI
- 1588764013NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1557459732
- NPI enumeration date
- September 24, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (787) 758-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ricardo Fernandez practices at 2 locations in San Juan, Puerto Rico
Dr. Fernandez's primary practice is Hospital Auxilio Mutuo, at Ponce De Leon Avenue 735 Stop 37 1/2, San Juan, PR 00918 in San Juan County. The practice phone is (787) 758-2000. The NPI Registry lists Dr. Fernandez's practice address as 311 Calle Teresa Jornet, San Juan, PR 00926-7591.
- Hospital Auxilio MutuoPrimaryPonce De Leon Avenue 735 Stop 37 1/2, San Juan, PR 00918 · San Juan CountyPhone(787) 758-2000
- NPI Registry address311 Calle Teresa Jornet, San Juan, PR 00926-7591Phone(787) 309-1835
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Ricardo Fernandez is affiliated with 2 sites of care and 1 medical group
Dr. Fernandez's primary practice is Hospital Auxilio Mutuo in San Juan, Puerto Rico, part of Hospital Auxilio Mutuo. Dr. Fernandez is also affiliated with Hospital Municipal de San Juan. The medical group on file is Centro de Cáncer de Auxilio Mutuo.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ricardo Fernandez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fernandez practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hospital Auxilio Mutuo | 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. Ricardo Fernandez is one of 805 internists in Puerto Rico
Internal medicine is Dr. Fernandez's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Fernandez is licensed in Puerto Rico.
Specialties and state licenses
- Internal medicine, Puerto RicoPrimary
Internists near Dr. Fernandez
Counts of internists 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. Ricardo Fernandez billed Medicare for 374 services in 2024
CMS data shows 374 Medicare services from Dr. Fernandez across 7 procedure codes in 2024, for 124 Medicare patients. Medicare paid $20,826 for them.
Medicare services, 2024374
Medicare patients124
Paid by Medicare$20,826
Procedure codes7
Dr. Fernandez's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2862024: 2686%
- Tests and treatments
- 2023: 722024: 10647%
Where Dr. Fernandez's Medicare services took place, 2024
- In an office34893%
- In a facility267%
Dr. Fernandez compared with the Puerto Rico median for internists, 2024
- Dr. Fernandez
- Puerto Rico median
- Medicare services
- 374vs 507.5 times
- Medicare patients
- 124vs 235.4 times
- Part D claims
- 2,255vs 2,72817% below
Medians across 820 internists in Puerto Rico with Dmand AI profiles that report each measure.
Dr. Fernandez's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Fernandez?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Fernandez and other internists in Puerto Rico.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ricardo Fernandez treated 124 Medicare patients in 2024, average age 75
CMS counts 124 Medicare patients who saw Dr. Fernandez in 2024. The largest group is 65 to 74, with 49 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.73, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Fernandez's median patient age at 73, with 57% women.
Medicare patients, 2024124
Average age75
Average risk score1.73
Dr. Fernandez's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Fernandez's Medicare patients by sex, 2024
- Women7661%
- Men4839%
Chronic conditions among Dr. Fernandez's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes69%
- Arthritis47%
- Asthma40%
- Chronic kidney disease40%
- Heart failure30%
- COPD29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fernandez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ricardo Fernandez wrote 2,402 Medicare Part D claims in 2024
In 2024, Dr. Fernandez wrote 2,402 Medicare Part D claims for 436 patients. 53% of them were for generic drugs. CMS names the drug for 2,255 of them, across 29 drugs with 11 or more claims each, at $1,306,432 in total drug cost. In 2023, CMS named 1,875 claims across 26 drugs.
Part D claims, 20242,402
Drugs named by CMS29
Total drug cost$1.3M
Part D patients436
Dr. Fernandez's Part D claims by kind of drug, 2024
- Generic1,272 claims53%
- Brand-name and other1,130 claims47%
Dr. Fernandez'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's Part D claims, 2024
- Antibiotics4%106 of 2,402 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: 1,8752024: 2,25520%
Drugs named by CMS: 29 in 2024, 26 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
Dr. Ricardo Fernandez offers telehealth to Medicare patients
Dr. Fernandez accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Fernandez as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Ricardo Fernandez has worked on 1 clinical trial
Dmand AI links Dr. Fernandez to 1 clinical trial. Conditions studied include Sleep Apnea, Obstructive and Sleep Apnea Syndromes. Open Payments lists research payments to Dr. Fernandez that name 1 trial.
Conditions in Dr. Fernandez's trials
- Sleep Apnea, Obstructive
- Sleep Apnea Syndromes
Investigators on the most trials with Dr. Fernandez
- James Michael Andry, MD1 shared trial
- Mira Baron, MD, CPI1 shared trial
- Hareshkumar D. Boghara, MD1 shared trial
Recent clinical trials with Dr. Fernandez
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ricardo Fernandez received $482,188 in industry payments from 2016 to 2025
CMS Open Payments shows 830 general payments to Dr. Fernandez from 32 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 88% of the total. Janssen Pharmaceuticals, Inc paid the most, $229,469. It also lists 3 research payments totaling $30,359 in 2022, naming 1 clinical trial.
General payments to Dr. Fernandez by program year, 2016 to 2025
General payments to Dr. Fernandez by kind, 2016 to 2025
$482.2Kin total
- Speaker and faculty fees$422,81888%
- Food and beverage$27,7866%
- Consulting fees$24,0175%
- Travel and lodging$7,1601%
- Other$4060%
Companies that paid Dr. Fernandez the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ricardo Fernandez'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Clinical trials and co-investigators | ClinicalTrials.gov (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Ricardo Fernandez
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. Ricardo Fernandez's NPI number?
Dr. Ricardo Fernandez's NPI number is 1588764013. It was assigned on September 24, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ricardo Fernandez?
Dr. Ricardo Fernandez is an internist in San Juan, Puerto Rico. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ricardo Fernandez practice?
Dr. Fernandez practices at Ponce De Leon Avenue 735 Stop 37 1/2, San Juan, PR 00918. Dr. Fernandez also practices at 311 Calle Teresa Jornet, San Juan, PR 00926-7591. Dr. Fernandez's primary practice is Hospital Auxilio Mutuo in San Juan, Puerto Rico, part of Hospital Auxilio Mutuo.
What is Dr. Ricardo Fernandez's office phone number?
The practice phone on file for Dr. Fernandez is (787) 758-2000.
What is Dr. Ricardo Fernandez's medical license number?
Dr. Fernandez holds Puerto Rico license 13947.
Which hospitals is Dr. Ricardo Fernandez affiliated with?
Dr. Fernandez practices at Hospital Auxilio Mutuo in San Juan, Puerto Rico. Dr. Fernandez is also affiliated with Hospital Municipal de San Juan.
What medical group is Dr. Ricardo Fernandez part of?
Dr. Fernandez is linked to Centro de Cáncer de Auxilio Mutuo.
Does Dr. Ricardo Fernandez accept Medicare?
Yes. CMS data shows Dr. Fernandez billed Medicare for 374 services in 2024, and Dr. Fernandez accepts Medicare assignment.
Does Dr. Ricardo Fernandez offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Fernandez as offering telehealth services.
How many Medicare patients does Dr. Ricardo Fernandez see?
CMS counts 124 Medicare patients who saw Dr. Fernandez in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. Ricardo Fernandez bill to Medicare?
In 2024, Dr. Fernandez's most billed Medicare services were office visit, established patient (99213), lung function service (94010) and lung function service (94727).
What drugs does Dr. Ricardo Fernandez prescribe most?
In 2024 Medicare Part D data, Dr. Fernandez's most prescribed drugs by claims were Fluticasone Propionate, Albuterol Sulfate Hfa and Budesonide-Formoterol Fumarate.
Has Dr. Ricardo Fernandez received payments from drug or device companies?
CMS Open Payments shows $482,188 in general payments to Dr. Fernandez from 32 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Ricardo Fernandez been practicing?
Dr. Fernandez graduated from medical school in 2000, 26 years ago.
Does Dr. Ricardo Fernandez do research?
Dr. Fernandez has worked on 1 clinical trial.
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