West J Emerg Med
NeurofibromaPoint-of-Care TestingTomography, X-Ray Computed
Dr. Leonel Diaz Jr., DO
NPI1366738965PAC ID8729225537
- Medicare services, 2024
- 1,010
- Medicare patients, 2024
- 413
- Part D claims, 2024
- 464
- Publications
- 3
- MIPS score, 2024
- 95
- Practice address
- 21298 Olean Blvd, Port Charlotte, FL 33952
- Practice phone
- Call (941) 629-1181
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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. Leonel Diaz Jr. is an emergency medicine physician in Port Charlotte, Florida
Dr. Diaz practices at HCA Florida Fawcett Hospital in Port Charlotte, Florida, part of HCA Healthcare.
Dr. Diaz's NPI, 1366738965, was assigned on June 22, 2011. Dr. Diaz graduated from Edward Via College of Osteopathic Medicine - Blacksburg in 2005. Dr. Diaz holds Florida license OS13269.
NPI and contact details
- NPI
- 1366738965NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729225537
- NPI enumeration date
- June 22, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (941) 629-1181
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Leonel Diaz Jr. practices at HCA Florida Fawcett Hospital in Port Charlotte, Florida
Dr. Diaz's primary practice is HCA Florida Fawcett Hospital, at 21298 Olean Blvd, Port Charlotte, FL 33952 in Charlotte County. The practice phone is (941) 629-1181.
- HCA Florida Fawcett Hospital21298 Olean Blvd, Port Charlotte, FL 33952 · Charlotte CountyPhone(941) 629-1181
Source: Dmand AI Affiliation Data
Dr. Leonel Diaz Jr. is affiliated with 13 sites of care and 7 medical groups
Dr. Diaz's primary practice is HCA Florida Fawcett Hospital in Port Charlotte, Florida, part of HCA Healthcare. Dr. Diaz is also affiliated with NCH Baker Hospital. The medical group on file is Nautilus Health Care Group, LLC. Dmand AI also links Dr. Diaz to 4 more hospitals, 6 medical groups, 5 home health agencies and 2 group practices and clinics, each named with a free account.
NCH Baker HospitalNautilus Health Care Group, LLC4 hospitalsNames with a free account6 medical groupsNames with a free account5 home health agenciesNames with a free account2 group practices and clinicsNames with a free account
See all 20 affiliations for Dr. DiazSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Leonel Diaz Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Diaz practices, 13 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| HCA Florida Fawcett Hospital | Available with a free account |
| +12 more sites and 6 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Leonel Diaz Jr. is one of 3,847 emergency medicine physicians in Florida
Emergency medicine is Dr. Diaz's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Diaz is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Diaz's licenses on file in 2 states: Florida and Pennsylvania.
Specialties and state licenses
- Emergency medicine, FloridaPrimary
- Pennsylvania license
Emergency medicine physicians near Dr. Diaz
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
3,847emergency medicine physicians in Florida34emergency medicine physicians in Port Charlotte21emergency medicine physicians at HCA Florida Fawcett Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Leonel Diaz Jr. billed Medicare for 1,010 services in 2024
CMS data shows 1,010 Medicare services from Dr. Diaz across 14 procedure codes in 2024, for 413 Medicare patients. Medicare paid $67,833 for them.
Medicare services, 20241,010
Medicare patients413
Paid by Medicare$67,833
Procedure codes14
Dr. Diaz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2842024: 580104%
- Surgery
- 2023: 02024: 254
- Tests and treatments
- 2023: 162024: 98513%
- Lab and pathology
- 2023: 1132024: 4659%
- Other services
- 2023: 332024: 323%
Where Dr. Diaz's Medicare services took place, 2024
- In an office31031%
- In a facility70069%
Dr. Diaz compared with the Florida median for emergency medicine physicians, 2024
- Dr. Diaz
- Florida median
- Medicare services
- 1,010vs 3083.3 times
- Medicare patients
- 413vs 27749% above
- Part D claims
- 344vs 844.1 times
Medians across 3,699 emergency medicine physicians in Florida 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Diaz and other emergency medicine physicians in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Leonel Diaz Jr. treated 413 Medicare patients in 2024, average age 78
CMS counts 413 Medicare patients who saw Dr. Diaz in 2024. The largest group is 75 to 84, with 189 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 1.44, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Diaz's median patient age at 80, with 47% women.
Medicare patients, 2024413
Average age78
Average risk score1.44
Also on Medicaid3%
Dr. Diaz's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Diaz's Medicare patients by sex, 2024
- Women23256%
- Men18144%
Chronic conditions among Dr. Diaz's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Ischemic heart disease42%
- Chronic kidney disease30%
- Atrial fibrillation29%
- Diabetes27%
- Anxiety23%
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 80
Patient panel by sex, all payers
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Leonel Diaz Jr. wrote 464 Medicare Part D claims in 2024
In 2024, Dr. Diaz wrote 464 Medicare Part D claims for 313 patients. 95% of them were for generic drugs. CMS names the drug for 344 of them, across 10 drugs with 11 or more claims each, at $3,726 in total drug cost. In 2023, CMS named 261 claims across 9 drugs.
Part D claims, 2024464
Drugs named by CMS10
Total drug cost$3,726
Part D patients313
Dr. Diaz's Part D claims by kind of drug, 2024
- Generic443 claims95%
- Brand-name21 claims5%
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
- Antibiotics45%207 of 464 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: 2612024: 34432%
Drugs named by CMS: 10 in 2024, 9 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
Dr. Leonel Diaz Jr. scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Diaz for performance year 2024, reported through an alternative payment model (APM). Dr. Diaz accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 1,178 procedures of removal of tissue by Dr. Diaz, more than 99% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Diaz's MIPS scores, performance year 2024
- 95of 100Final score
- 87.7of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Diaz ranks in Medicare procedure volume
- Removal of tissue
- 99th percentile1,178 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Leonel Diaz Jr. has 3 publications on record
Dmand AI links 3 papers to Dr. Diaz, published from 2014 to 2015. 2015 was the busiest year, with 2. The most frequent topics are Tomography, X-Ray Computed and Ultrasonography. Dr. Diaz has published most often in West J Emerg Med. Dr. Diaz's most frequent co-authors are Marna Greenberg, DO and Michael Bradle Weigner, MD.
Papers3
Years published2014 to 2015
Topics Dr. Diaz writes about most
- Tomography, X-Ray Computed
- Ultrasonography
Dr. Diaz's most frequent co-authors
Recent publications by Dr. Diaz
Am J Emerg Med
Clinical CompetenceEducation, Medical, GraduateEmergency Medicine
West J Emerg Med
Aneurysm, FalseAortic ValveHeart Aneurysm
See who Dr. Diaz researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Diaz works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Leonel Diaz Jr. received $139 in industry payments from 2017 to 2025
CMS Open Payments shows 7 general payments to Dr. Diaz from 4 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Vapotherm Inc paid the most, $64.
General payments to Dr. Diaz by program year, 2017 to 2025
Companies that paid Dr. Diaz the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Leonel Diaz Jr. graduated from Edward Via College of Osteopathic Medicine - Blacksburg
Dr. Diaz graduated from Edward Via College of Osteopathic Medicine - Blacksburg in 2005. Dr. Diaz is a member of AOA.
- Medical school
- Board certified in emergency medicine
- Board certified in 2015 - 2026
- Board certified in 2011 - 2016
Source: Dmand AI Professional Profile Data
Dr. Leonel Diaz Jr. accepts plans from 6 insurance carriers
Dr. Diaz is in network with 6 carriers, including Excellus BlueCross BlueShield, United Healthcare and Alliant Health Plans. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
- United Healthcare
- Alliant Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- HCSC
Plan types Dr. Diaz accepts, by number of carriers
- HMO3
- Medicare3
- EPO2
- POS2
- PPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Leonel Diaz Jr.'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 | Dmand AI Affiliation 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 |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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. Leonel Diaz Jr.
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. Leonel Diaz Jr.'s NPI number?
Dr. Leonel Diaz Jr.'s NPI number is 1366738965. It was assigned on June 22, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Leonel Diaz Jr.?
Dr. Leonel Diaz Jr. is an emergency medicine physician in Port Charlotte, Florida. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Leonel Diaz Jr. practice?
Dr. Diaz practices at 21298 Olean Blvd, Port Charlotte, FL 33952. Dr. Diaz's primary practice is HCA Florida Fawcett Hospital in Port Charlotte, Florida, part of HCA Healthcare. Dmand AI also links Dr. Diaz to 4 hospitals, 6 medical groups, 5 home health agencies and 2 group practices and clinics.
What is Dr. Leonel Diaz Jr.'s office phone number?
The practice phone on file for Dr. Diaz is (941) 629-1181.
What is Dr. Leonel Diaz Jr.'s medical license number?
Dr. Diaz holds Florida license OS13269, one of the licenses on file in 2 states.
Which states has Dr. Leonel Diaz Jr. been licensed in?
Dmand AI has state licenses on file for Dr. Diaz in Florida and Pennsylvania.
Which hospitals is Dr. Leonel Diaz Jr. affiliated with?
Dr. Diaz practices at HCA Florida Fawcett Hospital in Port Charlotte, Florida. Dr. Diaz is also affiliated with NCH Baker Hospital. Dmand AI links Dr. Diaz to 4 more hospitals.
What medical group is Dr. Leonel Diaz Jr. part of?
Dr. Diaz is linked to Nautilus Health Care Group, LLC. Dmand AI links Dr. Diaz to 6 more medical groups.
Does Dr. Leonel Diaz Jr. accept Medicare?
Yes. CMS data shows Dr. Diaz billed Medicare for 1,010 services in 2024, and Dr. Diaz accepts Medicare assignment.
What is Dr. Leonel Diaz Jr.'s MIPS score?
Dr. Diaz's MIPS final score for performance year 2024 is 95 out of 100, reported through an alternative payment model (APM).
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Leonel Diaz Jr. see?
CMS counts 413 Medicare patients who saw Dr. Diaz in 2024, with an average age of 78.
Is Dr. Leonel Diaz Jr. board certified?
Yes. Dr. Diaz is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Leonel Diaz Jr. bill to Medicare?
In 2024, Dr. Diaz's most billed Medicare services were office visit, established patient (99213), surgery: skin and soft tissue (11042) and office visit, established patient (99214).
Where did Dr. Leonel Diaz Jr. go to medical school?
Dr. Diaz graduated from Edward Via College of Osteopathic Medicine - Blacksburg in 2005.
What drugs does Dr. Leonel Diaz Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Diaz's most prescribed drugs by claims were Azithromycin, Cephalexin and Gentamicin Sulfate.
Has Dr. Leonel Diaz Jr. received payments from drug or device companies?
CMS Open Payments shows $139 in general payments to Dr. Diaz from 4 companies from 2017 to 2025. The largest total came from Vapotherm Inc.
How long has Dr. Leonel Diaz Jr. been practicing?
Dr. Diaz graduated from medical school in 2005, 21 years ago.
Does Dr. Leonel Diaz Jr. do research?
Dmand AI links 3 publications to Dr. Diaz, published from 2014 to 2015.
Who does Dr. Leonel Diaz Jr. publish with?
Dr. Diaz's most frequent co-authors are Marna Greenberg, DO (1 shared paper) and Michael Bradle Weigner, MD (1 shared paper).
What insurance does Dr. Leonel Diaz Jr. accept?
Dr. Diaz is in network with 6 carriers, including Excellus BlueCross BlueShield, United Healthcare and Alliant Health Plans. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.
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