Dr. Luis Miguel Diaz, MD
- Part D claims, 2024
- 4,901
- Hospital affiliations
- 1
- Industry payments
- $465
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- Calle Palma Num 55, Arecibo, PR 00612
- Practice phone
- Call (787) 650-1030
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Luis Miguel Diaz is a general practice physician in Arecibo, Puerto Rico
Dr. Diaz practices at Hospital Metropolitano Dr. Susoni in Arecibo, Puerto Rico, part of Metro Pavia Health System.
Dr. Diaz's NPI, 1821134297, was assigned on January 30, 2007. Dr. Diaz holds Puerto Rico license 8248.
- NPI
- 1821134297NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800881566
- NPI enumeration date
- January 30, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (787) 650-1030
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Luis Miguel Diaz practices at 2 locations in Arecibo, Puerto Rico
Dr. Diaz's primary practice is Hospital Metropolitano Dr. Susoni, at Calle Palma Num 55, Arecibo, PR 00612 in Arecibo County. The practice phone is (787) 650-1030. Dr. Diaz also practices at Hospital Dr. Susoni. Inc., 55 Calle Palma, Arecibo, PR 00612.
- Hospital Metropolitano Dr. SusoniPrimaryCalle Palma Num 55, Arecibo, PR 00612 · Arecibo CountyPhone(787) 650-1030
- Hospital Dr. Susoni. Inc.55 Calle Palma, Arecibo, PR 00612 · Arecibo CountyPhone(787) 650-1030
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Luis Miguel Diaz is affiliated with 1 site of care
Dr. Diaz's primary practice is Hospital Metropolitano Dr. Susoni in Arecibo, Puerto Rico, part of Metro Pavia Health System.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Luis Miguel Diaz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Diaz practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hospital Metropolitano Dr. Susoni | 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 Metro Pavia Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Luis Miguel Diaz is one of 2,604 general practice physicians in Puerto Rico
General practice is Dr. Diaz's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Diaz is licensed in Puerto Rico.
Specialties and state licenses
- General practice, Puerto RicoPrimary
General practice physicians near Dr. Diaz
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. Luis Miguel Diaz's patients have a median age of 78
Across all payers, Dmand AI patient panel data puts Dr. Diaz's median patient age at 78, with 100% women.
Dr. Diaz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Luis Miguel Diaz wrote 4,901 Medicare Part D claims in 2024
In 2024, Dr. Diaz wrote 4,901 Medicare Part D claims for 208 patients. 92% of them were for generic drugs. CMS names the drug for 4,309 of them, across 82 drugs with 11 or more claims each, at $103,700 in total drug cost. In 2023, CMS named 4,873 claims across 100 drugs.
Dr. Diaz's Part D claims by kind of drug, 2024
- Generic4,501 claims92%
- Brand-name380 claims8%
- Other20 claims0%
Dr. Diaz'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. Diaz's Part D claims, 2024
- Opioids1%47 of 4,901 claims
- Antibiotics4%183 of 4,901 claims
- Antipsychotics, patients 65 and over0%16 of 4,901 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: 4,8732024: 4,30912%
Drugs named by CMS: 82 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. Luis Miguel Diaz takes part in Medicare
Dr. Diaz 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 Miguel Diaz received $465 in industry payments from 2016 to 2025
CMS Open Payments shows 14 general payments to Dr. Diaz from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Asahi Intecc USA Inc paid the most, $120.
General payments to Dr. Diaz by program year, 2016 to 2025
Companies that paid Dr. Diaz 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. Luis Miguel Diaz'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) |
| 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 Miguel Diaz
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 Miguel Diaz's NPI number?
Dr. Luis Miguel Diaz's NPI number is 1821134297. It was assigned on January 30, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Luis Miguel Diaz?
Dr. Luis Miguel Diaz is a general practice physician in Arecibo, Puerto Rico. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Luis Miguel Diaz practice?
Dr. Diaz practices at Calle Palma Num 55, Arecibo, PR 00612. Dr. Diaz also practices at 55 Calle Palma, Arecibo, PR 00612. Dr. Diaz's primary practice is Hospital Metropolitano Dr. Susoni in Arecibo, Puerto Rico, part of Metro Pavia Health System.
What is Dr. Luis Miguel Diaz's office phone number?
The practice phone on file for Dr. Diaz is (787) 650-1030.
What is Dr. Luis Miguel Diaz's medical license number?
Dr. Diaz holds Puerto Rico license 8248.
Which hospitals is Dr. Luis Miguel Diaz affiliated with?
Dr. Diaz practices at Hospital Metropolitano Dr. Susoni in Arecibo, Puerto Rico.
Does Dr. Luis Miguel Diaz accept Medicare?
Yes. CMS lists Dr. Diaz as accepting Medicare assignment.
What drugs does Dr. Luis Miguel Diaz prescribe most?
In 2024 Medicare Part D data, Dr. Diaz's most prescribed drugs by claims were Atorvastatin Calcium, Famotidine and Omeprazole.
Has Dr. Luis Miguel Diaz received payments from drug or device companies?
CMS Open Payments shows $465 in general payments to Dr. Diaz from 8 companies from 2016 to 2025. The largest total came from Asahi Intecc USA Inc.
How long has Dr. Luis Miguel Diaz been practicing?
Dr. Diaz graduated from medical school in 1982, 44 years ago.
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