Dr. Fermin L. De Jesus, MD
- Medicare services, 2021
- 104
- Part D claims, 2024
- 7,210
- Industry payments
- $813
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 99 Calle Riefkohl, Patillas, PR 00723-2838
- Practice phone
- Call (787) 839-4320
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Centro Servicios Primarios De Salud De Patillas - Patillas (Calle Riefkohl)
Primary care practice · Patillas, Puerto Rico
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Dr. Fermin L. De Jesus is a general practice physician in Guaynabo, Puerto Rico
Dr. De Jesus practices at Centro Servicios Primarios De Salud De Patillas - Patillas (Calle Riefkohl) in Patillas, Puerto Rico.
Dr. De Jesus' NPI, 1710458674, was assigned on December 17, 2018. Dr. De Jesus holds Puerto Rico license 21180.
- NPI
- 1710458674NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3476869488
- NPI enumeration date
- December 17, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (787) 839-4320
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Fermin L. De Jesus practices in Patillas and Guaynabo
Dr. De Jesus' primary practice is Centro Servicios Primarios De Salud De Patillas - Patillas (Calle Riefkohl), at 99 Calle Riefkohl, Patillas, PR 00723-2838. The practice phone is (787) 839-4320. The NPI Registry lists Dr. De Jesus' practice address as 14 Cll 2, Guaynabo, PR 00969.
- Centro Servicios Primarios De Salud De Patillas - Patillas (Calle Riefkohl)Primary99 Calle Riefkohl, Patillas, PR 00723-2838Phone(787) 839-4320
- NPI Registry address14 Cll 2, Guaynabo, PR 00969 · Guaynabo CountyPhone(787) 354-2907
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Fermin L. De Jesus is affiliated with 1 site of care and 1 medical group
Dr. De Jesus' primary practice is Centro Servicios Primarios De Salud De Patillas - Patillas (Calle Riefkohl) in Patillas, Puerto Rico. The medical group on file is Centro de Servicios Primarios de Salud de Patillas.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Fermin L. De Jesus' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. De Jesus practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Centro Servicios Primarios De Salud De Patillas - Patillas (Calle Riefkohl) | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Fermin L. De Jesus is one of 2,604 general practice physicians in Puerto Rico
General practice is Dr. De Jesus' primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. De Jesus is licensed in Puerto Rico.
Specialties and state licenses
- General practice, Puerto RicoPrimary
General practice physicians near Dr. De Jesus
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. Fermin L. De Jesus billed Medicare for 104 services in 2021
CMS data shows 104 Medicare services from Dr. De Jesus across 3 procedure codes in 2021. Medicare paid $1,625 for them. Every service was in an office.
Dr. De Jesus' Medicare services by type, 2021
- Other services61
- Tests and treatments43
Dr. De Jesus compared with the Puerto Rico median for general practice physicians, 2021
- Dr. De Jesus
- Puerto Rico median
- Medicare services
- 104vs 343.1 times
- Part D claims
- 6,579vs 7359.0 times
Medians across 3,001 general practice physicians in Puerto Rico with Dmand AI profiles that report each measure.
Dr. De Jesus' most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Fermin L. De Jesus wrote 7,210 Medicare Part D claims in 2024
In 2024, Dr. De Jesus wrote 7,210 Medicare Part D claims for 367 patients. 81% of them were for generic drugs. CMS names the drug for 6,579 of them, across 106 drugs with 11 or more claims each, at $479,942 in total drug cost. In 2023, CMS named 5,231 claims across 100 drugs.
Dr. De Jesus' Part D claims by kind of drug, 2024
- Generic5,864 claims81%
- Brand-name1,161 claims16%
- Other185 claims3%
Dr. De Jesus' 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. De Jesus' Part D claims, 2024
- Opioids0%14 of 7,210 claims
- Antibiotics1%74 of 7,210 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: 5,2312024: 6,57926%
Drugs named by CMS: 106 in 2024, 100 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
How Dr. Fermin L. De Jesus takes part in Medicare
Dr. De Jesus accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Fermin L. De Jesus received $813 in industry payments from 2019 to 2025
CMS Open Payments shows 28 general payments to Dr. De Jesus from 10 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 77% of the total. Janssen Pharmaceuticals, Inc paid the most, $420.
General payments to Dr. De Jesus by program year, 2019 to 2025
General payments to Dr. De Jesus by kind, 2019 to 2025
- Food and beverage$62477%
- Education$18923%
Companies that paid Dr. De Jesus the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Fermin L. De Jesus's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Fermin L. De Jesus
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What is Dr. Fermin L. De Jesus' NPI number?
Dr. Fermin L. De Jesus' NPI number is 1710458674. It was assigned on December 17, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Fermin L. De Jesus?
Dr. Fermin L. De Jesus is a general practice physician in Guaynabo, Puerto Rico. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Fermin L. De Jesus practice?
Dr. De Jesus practices at 99 Calle Riefkohl, Patillas, PR 00723-2838. Dr. De Jesus also practices at 14 Cll 2, Guaynabo, PR 00969. Dr. De Jesus' primary practice is Centro Servicios Primarios De Salud De Patillas - Patillas (Calle Riefkohl) in Patillas, Puerto Rico.
What is Dr. Fermin L. De Jesus' office phone number?
The practice phone on file for Dr. De Jesus is (787) 839-4320.
What is Dr. Fermin L. De Jesus' medical license number?
Dr. De Jesus holds Puerto Rico license 21180.
What medical group is Dr. Fermin L. De Jesus part of?
Dr. De Jesus is linked to Centro de Servicios Primarios de Salud de Patillas.
Does Dr. Fermin L. De Jesus accept Medicare?
Yes. CMS data shows Dr. De Jesus billed Medicare for 104 services in 2021, and Dr. De Jesus accepts Medicare assignment.
What services does Dr. Fermin L. De Jesus bill to Medicare?
In 2021, Dr. De Jesus' most billed Medicare services were medical service (91300), medical service (0001A) and medical service (0002A).
What drugs does Dr. Fermin L. De Jesus prescribe most?
In 2024 Medicare Part D data, Dr. De Jesus' most prescribed drugs by claims were Atorvastatin Calcium, Gabapentin and Losartan Potassium.
Has Dr. Fermin L. De Jesus received payments from drug or device companies?
CMS Open Payments shows $813 in general payments to Dr. De Jesus from 10 companies from 2019 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Fermin L. De Jesus been practicing?
Dr. De Jesus' NPI was assigned in 2018.
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