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Dr. Edwin A. Diaz, MD
NPI1275508939PAC ID8527044692
- Medicare services, 2024
- 10,874
- Medicare patients, 2026
- 1,245
- Part D claims, 2026
- 2,660
- Clinical trials
- 1
- Hospital affiliations
- 5
- Practice address
- 1300 Centerview Dr, Little Rock, AR 72211
- Practice phone
- Call (501) 219-8900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Arkansas Urology, P.A.
Little Rock, Arkansas
Find Dr. 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.
Dr. Edwin A. Diaz is a urologist in Little Rock, Arkansas
Dr. Diaz practices at Arkansas Urology, P.A. in Little Rock, Arkansas.
Dr. Diaz's NPI, 1275508939, was assigned on February 17, 2006. Dr. Diaz holds Arkansas license E4076.
NPI and contact details
- NPI
- 1275508939NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527044692
- NPI enumeration date
- February 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (501) 219-8900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 56
- Medical school graduation
- 1996
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Edwin A. Diaz practices at Arkansas Urology, P.A. in Little Rock, Arkansas
Dr. Diaz's primary practice is Arkansas Urology, P.A., at 1300 Centerview Dr, Little Rock, AR 72211 in Pulaski County. The practice phone is (501) 219-8900.
- Arkansas Urology, P.A.1300 Centerview Dr, Little Rock, AR 72211 · Pulaski CountyPhone(501) 219-8900
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Edwin A. Diaz is affiliated with 8 sites of care and 2 medical groups
Dr. Diaz's primary practice is Arkansas Urology, P.A. in Little Rock, Arkansas. Dr. Diaz is also affiliated with Baptist Health Medical Center-Little Rock. The medical group on file is NEA Baptist Clinic. Dmand AI also links Dr. Diaz to 4 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
Arkansas Urology, P.A.Primary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Edwin A. Diaz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Diaz practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Arkansas Urology, P.A. | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Edwin A. Diaz is one of 79 urologists in Arkansas
Urology is Dr. Diaz's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Diaz is licensed in Arkansas.
Specialties and state licenses
- Urology, ArkansasPrimary
Urologists near Dr. Diaz
Counts of urologists 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. Edwin A. Diaz billed Medicare for 10,874 services in 2024
CMS data shows 10,874 Medicare services from Dr. Diaz across 67 procedure codes in 2024, for 1,245 Medicare patients. Medicare paid $442,329 for them.
Medicare services, 202410,874
Medicare patients1,245
Paid by Medicare$442,329
Procedure codes67
Dr. Diaz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 3,1472024: 4,49443%
- Office and hospital visits
- 2023: 1,1212024: 1,73955%
- Surgery
- 2023: 1,3702024: 1,65121%
- Drugs given in the office
- 2023: 2,9312024: 1,42551%
- Other services
- 2023: 412024: 1,0032346%
- Imaging
- 2023: 6072024: 5627%
Where Dr. Diaz's Medicare services took place, 2024
- In an office10,18394%
- In a facility6916%
Dr. Diaz compared with the Arkansas median for urologists, 2024
- Dr. Diaz
- Arkansas median
- Medicare services
- 10,874vs 1,8026.0 times
- Medicare patients
- 1,245vs 5982.1 times
- Part D claims
- 2,566vs 8393.1 times
Medians across 87 urologists in Arkansas with Dmand AI profiles that report each measure.
Dr. Diaz'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Edwin A. Diaz treated 1,245 Medicare patients in 2026, average age 75
CMS counts 1,245 Medicare patients who saw Dr. Diaz in 2026. The largest group is 65 to 74, with 528 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.33, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Diaz's median patient age at 70, with 28% women.
Medicare patients, 20261,245
Average age75
Average risk score1.33
Also on Medicaid9%
Dr. Diaz's Medicare patients by age, 2026
Dr. Diaz's Medicare patients by sex, 2026
- Women37430%
- Men87170%
Chronic conditions among Dr. Diaz's Medicare patients, 2026
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Ischemic heart disease41%
- Diabetes36%
- Chronic kidney disease28%
- Mood disorders26%
- Depression24%
Share of Medicare patients with each condition. A patient can have several.
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 70
Patient panel by sex, all payers
- Women28%
- Men72%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2026 data
Dr. Edwin A. Diaz wrote 2,660 Medicare Part D claims in 2026
In 2026, Dr. Diaz wrote 2,660 Medicare Part D claims for 775 patients. 93% of them were for generic drugs. CMS names the drug for 2,566 of them, across 23 drugs with 11 or more claims each, at $136,462 in total drug cost. In 2023, CMS named 1,806 claims across 20 drugs.
Part D claims, 20262,660
Drugs named by CMS23
Total drug cost$136,462
Part D patients775
Dr. Diaz's Part D claims by kind of drug, 2026
- Generic2,482 claims93%
- Brand-name178 claims7%
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, 2026
- Opioids5%127 of 2,660 claims
- Antibiotics18%492 of 2,660 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: 1,8062024: 2,56642%
Drugs named by CMS: 23 in 2024, 20 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), 2026 data
Dr. Edwin A. Diaz offers telehealth to Medicare patients
Dr. Diaz accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Diaz as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Prostate resection: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Edwin A. Diaz has worked on 1 clinical trial
Dmand AI links Dr. Diaz to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Urethral Stricture and Urethral Obstruction.
Conditions in Dr. Diaz's trials
- Urethral Stricture
- Urethral Obstruction
Investigators on the most trials with Dr. Diaz
- Kenneth W. Angermeier, MD1 shared trial
- Keith Eric Brightbill, MD1 shared trial
- Christopher H. Cantrill, MD1 shared trial
Recent clinical trials with Dr. Diaz
Sources: ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
Dr. Edwin A. Diaz received $204,269 in industry payments from 2016 to 2025
CMS Open Payments shows 127 general payments to Dr. Diaz from 26 drug and device companies from 2016 to 2025. Ownership or investment make up the largest share, 92% of the total. Innovative Medical Technologies, LLC paid the most, $201,513.
General payments to Dr. Diaz by program year, 2016 to 2025
General payments to Dr. Diaz by kind, 2016 to 2025
$204.3Kin total
- Ownership or investment$188,01392%
- Speaker and faculty fees$13,5007%
- Food and beverage$2,3651%
- Consulting fees$2050%
- Gifts$1860%
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. Edwin A. Diaz's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Edwin A. 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. Edwin A. Diaz's NPI number?
Dr. Edwin A. Diaz's NPI number is 1275508939. It was assigned on February 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Edwin A. Diaz?
Dr. Edwin A. Diaz is a urologist in Little Rock, Arkansas. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Edwin A. Diaz practice?
Dr. Diaz practices at 1300 Centerview Dr, Little Rock, AR 72211. Dr. Diaz's primary practice is Arkansas Urology, P.A. in Little Rock, Arkansas. Dmand AI also links Dr. Diaz to 4 hospitals, 2 group practices and clinics and 1 medical group, and a free account names each one.
What is Dr. Edwin A. Diaz's office phone number?
The practice phone on file for Dr. Diaz is (501) 219-8900. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Dr. Edwin A. Diaz's email address?
Dmand AI checks professional and personal email addresses for Dr. Diaz through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Dr. Edwin A. Diaz's medical license number?
Dr. Diaz holds Arkansas license E4076.
Which hospitals is Dr. Edwin A. Diaz affiliated with?
Dr. Diaz is affiliated with Baptist Health Medical Center-Little Rock. Dmand AI links Dr. Diaz to 4 more hospitals, named with a free account.
What medical group is Dr. Edwin A. Diaz part of?
Dr. Diaz is linked to NEA Baptist Clinic. Dmand AI links Dr. Diaz to 1 more medical group, named with a free account.
Who does Dr. Edwin A. Diaz practice with?
Dmand AI links 281 HCPs to Dr. Diaz's primary medical group, 11 of them urologists. A free account lists them, with verified contacts.
Does Dr. Edwin A. Diaz accept Medicare?
Yes. CMS data shows Dr. Diaz billed Medicare for 10,874 services in 2024, and Dr. Diaz accepts Medicare assignment.
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Does Dr. Edwin A. Diaz offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Diaz as offering telehealth services.
How many Medicare patients does Dr. Edwin A. Diaz see?
CMS counts 1,245 Medicare patients who saw Dr. Diaz in 2026, with an average age of 75.
What services does Dr. Edwin A. Diaz bill to Medicare?
In 2024, Dr. Diaz's most billed Medicare services were injected or infused drug (J9030), lab and pathology test (81003) and medicare service (G2211).
What drugs does Dr. Edwin A. Diaz prescribe most?
In 2024 Medicare Part D data, Dr. Diaz's most prescribed drugs by claims were Tamsulosin HCl, Oxybutynin Chloride ER and Finasteride.
Has Dr. Edwin A. Diaz received payments from drug or device companies?
CMS Open Payments shows $204,269 in general payments to Dr. Diaz from 26 companies from 2016 to 2025. The largest total came from Innovative Medical Technologies, LLC.
How long has Dr. Edwin A. Diaz been practicing?
Dr. Diaz graduated from medical school in 1996, 30 years ago.
Does Dr. Edwin A. Diaz do research?
Dr. Diaz has worked on 1 clinical trial.
What EHR does Dr. Edwin A. Diaz's practice use?
Dmand AI tracks the EHR system at Arkansas Urology, P.A. and at 7 more sites and 1 medical group. The vendor and product are available with a free Dmand AI account.
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