Dr. Luis M. Diaz Barrios, MD
- Medicare services, 2021
- 17
- Part D claims, 2024
- 518
- Hospital affiliations
- 1
- Industry payments
- $818
- State license
- 1
- Practice address
- 404 Ave General Valero, Fajardo, PR 00738
- Practice phone
- Call (787) 863-0505
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Diaz Barrios' 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. Luis M. Diaz Barrios is a cardiologist in San Juan, Puerto Rico
Dr. Diaz Barrios practices at Centro Médico del Noreste in Fajardo, Puerto Rico, part of Caribe Physicians Plaza.
Dr. Diaz Barrios' NPI, 1629159645, was assigned on October 17, 2006. Dr. Diaz Barrios holds Puerto Rico license 8546.
- NPI
- 1629159645NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7810185253
- NPI enumeration date
- October 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (787) 863-0505
- 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. Luis M. Diaz Barrios practices in Fajardo and San Juan
Dr. Diaz Barrios' primary practice is Centro Médico del Noreste, at 404 Ave General Valero, Fajardo, PR 00738 in Fajardo County. The practice phone is (787) 863-0505. The NPI Registry lists Dr. Diaz Barrios' practice address as 222 Cll Degetau, San Juan, PR 00911.
- Centro Médico del NorestePrimary404 Ave General Valero, Fajardo, PR 00738 · Fajardo CountyPhone(787) 863-0505
- NPI Registry address222 Cll Degetau, San Juan, PR 00911 · San Juan CountyPhone(787) 860-0005
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Luis M. Diaz Barrios is affiliated with 1 site of care
Dr. Diaz Barrios' primary practice is Centro Médico del Noreste in Fajardo, Puerto Rico, part of Caribe Physicians Plaza.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Luis M. Diaz Barrios' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Diaz Barrios practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Centro Médico del Noreste | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Caribe Physicians Plaza and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Luis M. Diaz Barrios is one of 232 cardiologists in Puerto Rico
Cardiovascular disease is Dr. Diaz Barrios' primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Diaz Barrios is licensed in Puerto Rico.
Specialties and state licenses
- Cardiovascular disease, Puerto RicoPrimary
Cardiologists near Dr. Diaz Barrios
Counts of cardiologists 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. Luis M. Diaz Barrios billed Medicare for 17 services in 2021
CMS data shows 17 Medicare services from Dr. Diaz Barrios across 1 procedure code in 2021. Medicare paid $772 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Diaz Barrios' Medicare services by type, 2020 to 2021
- 2020
- 2021
- Tests and treatments
- 2020: 262021: 1735%
- Office and hospital visits
- 2020: 132021: 0100%
Dr. Diaz Barrios compared with the Puerto Rico median for cardiologists, 2021
- Dr. Diaz Barrios
- Puerto Rico median
- Medicare services
- 17vs 13087% below
- Part D claims
- 316vs 4,83393% below
Medians across 244 cardiologists in Puerto Rico with Dmand AI profiles that report each measure.
Dr. Diaz Barrios' 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Diaz Barrios and other cardiologists in Puerto Rico.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Luis M. Diaz Barrios wrote 518 Medicare Part D claims in 2024
In 2024, Dr. Diaz Barrios wrote 518 Medicare Part D claims for 159 patients. 77% of them were for generic drugs. CMS names the drug for 316 of them, across 10 drugs with 11 or more claims each, at $46,390 in total drug cost. In 2023, CMS named 264 claims across 11 drugs.
Dr. Diaz Barrios' Part D claims by kind of drug, 2024
- Generic398 claims77%
- Brand-name120 claims23%
Dr. Diaz Barrios' 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2642024: 31620%
Drugs named by CMS: 10 in 2024, 11 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. Luis M. Diaz Barrios takes part in Medicare
Dr. Diaz Barrios 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. Luis M. Diaz Barrios received $818 in industry payments from 2016 to 2021
CMS Open Payments shows 36 general payments to Dr. Diaz Barrios from 8 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $328.
General payments to Dr. Diaz Barrios by program year, 2016 to 2021
Companies that paid Dr. Diaz Barrios the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Luis M. Diaz Barrios'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 |
| 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) |
| 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. Luis M. Diaz Barrios
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. Luis M. Diaz Barrios' NPI number?
Dr. Luis M. Diaz Barrios' NPI number is 1629159645. It was assigned on October 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Luis M. Diaz Barrios?
Dr. Luis M. Diaz Barrios is a cardiologist in San Juan, Puerto Rico. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Luis M. Diaz Barrios practice?
Dr. Diaz Barrios practices at 404 Ave General Valero, Fajardo, PR 00738. Dr. Diaz Barrios also practices at 222 Cll Degetau, San Juan, PR 00911. Dr. Diaz Barrios' primary practice is Centro Médico del Noreste in Fajardo, Puerto Rico, part of Caribe Physicians Plaza.
What is Dr. Luis M. Diaz Barrios' office phone number?
The practice phone on file for Dr. Diaz Barrios is (787) 863-0505.
What is Dr. Luis M. Diaz Barrios' medical license number?
Dr. Diaz Barrios holds Puerto Rico license 8546.
Which hospitals is Dr. Luis M. Diaz Barrios affiliated with?
Dr. Diaz Barrios practices at Centro Médico del Noreste in Fajardo, Puerto Rico.
Does Dr. Luis M. Diaz Barrios accept Medicare?
Yes. CMS data shows Dr. Diaz Barrios billed Medicare for 17 services in 2021, and Dr. Diaz Barrios accepts Medicare assignment.
What services does Dr. Luis M. Diaz Barrios bill to Medicare?
In 2021, Dr. Diaz Barrios' most billed Medicare services were heart test or procedure (93306).
What drugs does Dr. Luis M. Diaz Barrios prescribe most?
In 2024 Medicare Part D data, Dr. Diaz Barrios' most prescribed drugs by claims were Losartan Potassium, Amlodipine Besylate and Eliquis.
Has Dr. Luis M. Diaz Barrios received payments from drug or device companies?
CMS Open Payments shows $818 in general payments to Dr. Diaz Barrios from 8 companies from 2016 to 2021. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Luis M. Diaz Barrios been practicing?
Dr. Diaz Barrios' NPI was assigned in 2006.
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