Eduardo R. Diaz
- Part D claims, 2024
- 16,484
- Industry payments
- $253
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 108 Calle Munoz Rivera, Cayey, PR 00736
- Practice phone
- Call (787) 263-0965
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
OFICINA MEDICO PRIMARIO DR. EDUARDO DIAZ CSP
Physician office · Cayey, Puerto Rico
Find Eduardo Diaz'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.
Eduardo R. Diaz is a general practice physician in Cayey, Puerto Rico
Eduardo Diaz practices at OFICINA MEDICO PRIMARIO DR. EDUARDO DIAZ CSP in Cayey, Puerto Rico.
Eduardo Diaz's NPI, 1619943396, was assigned on February 23, 2006. Eduardo Diaz holds Puerto Rico license 8942.
- NPI
- 1619943396NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2860678968
- NPI enumeration date
- February 23, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (787) 263-0965
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 68
- Medical school graduation
- 1984
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Eduardo R. Diaz practices at 2 locations in Cayey, Puerto Rico
Eduardo Diaz's primary practice is OFICINA MEDICO PRIMARIO DR. EDUARDO DIAZ CSP, at 108 Calle Munoz Rivera, Cayey, PR 00736. The practice phone is (787) 263-0965. The NPI Registry lists Eduardo Diaz's practice address as Munoz Rivera 114 Sur, Cayey, PR 00736.
- OFICINA MEDICO PRIMARIO DR. EDUARDO DIAZ CSPPrimary108 Calle Munoz Rivera, Cayey, PR 00736Phone(787) 263-0965
- NPI Registry addressMunoz Rivera 114 Sur, Cayey, PR 00736Phone(787) 263-0965
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Eduardo R. Diaz is affiliated with 1 site of care
Eduardo Diaz's primary practice is OFICINA MEDICO PRIMARIO DR. EDUARDO DIAZ CSP in Cayey, Puerto Rico.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Eduardo R. Diaz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Eduardo Diaz practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OFICINA MEDICO PRIMARIO DR. EDUARDO DIAZ CSP | Available with a free account |
Source: Dmand AI Technology Install Data
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Eduardo R. Diaz is one of 2,604 general practice physicians in Puerto Rico
General practice is Eduardo Diaz's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Eduardo Diaz is licensed in Puerto Rico.
Specialties and state licenses
- General practice, Puerto RicoPrimary
General practice physicians near Eduardo 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
Eduardo R. Diaz's patients have a median age of 77
Across all payers, Dmand AI patient panel data puts Eduardo Diaz's median patient age at 77, with 0% women.
Eduardo 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 77
Patient panel by sex, all payers
- Women0%
- Men100%
Source: Dmand AI Patient Panel Data
Eduardo R. Diaz wrote 16,484 Medicare Part D claims in 2024
In 2024, Eduardo Diaz wrote 16,484 Medicare Part D claims for 379 patients. 88% of them were for generic drugs. CMS names the drug for 15,871 of them, across 169 drugs with 11 or more claims each, at $537,075 in total drug cost. In 2023, CMS named 16,342 claims across 179 drugs.
Eduardo Diaz's Part D claims by kind of drug, 2024
- Generic14,547 claims88%
- Brand-name1,897 claims12%
- Other40 claims0%
Eduardo 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 Eduardo Diaz's Part D claims, 2024
- Opioids0%18 of 16,484 claims
- Antibiotics1%200 of 16,484 claims
- Antipsychotics, patients 65 and over0%24 of 16,484 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: 16,3422024: 15,8713%
Drugs named by CMS: 169 in 2024, 179 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 Eduardo R. Diaz takes part in Medicare
Eduardo 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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Eduardo R. Diaz received $253 in industry payments from 2016 to 2024
CMS Open Payments shows 9 general payments to Eduardo Diaz from 5 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $105.
General payments to Eduardo Diaz by program year, 2016 to 2024
Companies that paid Eduardo Diaz the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Eduardo R. 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 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 Eduardo R. 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 Eduardo R. Diaz's NPI number?
Eduardo R. Diaz's NPI number is 1619943396. It was assigned on February 23, 2006, and it is active in the NPI Registry.
What does Eduardo R. Diaz specialize in?
Eduardo R. Diaz is a general practice physician in Cayey, Puerto Rico. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Eduardo R. Diaz practice?
Eduardo Diaz practices at 108 Calle Munoz Rivera, Cayey, PR 00736. Eduardo Diaz also practices at Munoz Rivera 114 Sur, Cayey, PR 00736. Eduardo Diaz's primary practice is OFICINA MEDICO PRIMARIO DR. EDUARDO DIAZ CSP in Cayey, Puerto Rico.
What is Eduardo R. Diaz's office phone number?
The practice phone on file for Eduardo Diaz is (787) 263-0965.
What is Eduardo R. Diaz's medical license number?
Eduardo Diaz holds Puerto Rico license 8942.
Does Eduardo R. Diaz accept Medicare?
Yes. CMS lists Eduardo Diaz as accepting Medicare assignment.
What drugs does Eduardo R. Diaz prescribe most?
In 2024 Medicare Part D data, Eduardo Diaz's most prescribed drugs by claims were Famotidine, Gabapentin and Atorvastatin Calcium.
Has Eduardo R. Diaz received payments from drug or device companies?
CMS Open Payments shows $253 in general payments to Eduardo Diaz from 5 companies from 2016 to 2024. The largest total came from Abbott Laboratories.
How long has Eduardo R. Diaz been practicing?
Eduardo Diaz graduated from medical school in 1984, 42 years ago.
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