Joel Christian Diaz, MD
Emergency Medicine Physician · Ocala, FL
Joel Christian Diaz, MD is an emergency medicine physician with a practice address in Ocala, Florida, and NPI 1164943494, issued on Jun 27, 2017. Check the license (Florida ME143480, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Joel Christian Diaz
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- ME143480 FL
Self-reported in NPPES; status is on the state search - Practice location
- 1431 SW 1St Ave, Ocala, FL 34471
- Phone
- (352) 401-1000
- Enumerated
- Jun 27, 2017
- Record last updated
- Oct 6, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 4,034 in Florida → Look up another NPI →
Also registered at 1431 SW 1St Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joel Christian Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME143480Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average emergency medicine physician in 2024
158 Medicare Part D claims for 106 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 22 claims were for opioids.
Most prescribed
- Diclofenac Sodium19 claims
- Tramadol Hcl16 claims
- Ondansetron Odt15 claims
- Prednisone12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Joel Christian Diaz among 4,034 emergency medicine physician records in Florida
Joel Christian Diaz, MD is one of 4,034 emergency medicine physician records with a practice address in Florida. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 72% of them.
- NPI issued2017 · 72% of these records are older, 24% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileNo · 55% of these records are
- Record last updated2020 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
57 emergency medicine physician records list a practice address in Ocala
They are 57 of the 4,935 NPPES records with a practice address in Ocala, and 4,034 emergency medicine physician records in Florida.
All 4,034 in Florida → Every provider in Ocala → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Ethan Chapin, MDMiami, FL 344711386906055
- Christine Cochran, DOOcala, FL 344711588715049
- Julio Dejesus, MDOcala, FL 344711669862827
- Valerie Gironda, M.D.Ocala, FL 344711073834123
- Diego Iparraguirre, M.D.Ocala, FL 344711760913495
- Erin Kurtz-Arnold, D.O.Ocala, FL 344711124226444
- Joseph Levi, DOOcala, FL 344711841438546
- Carlos Lopez Ortiz, MDOcala, FL 344711134676430
Common questions
What is Joel Christian Diaz, MD's NPI number?
Joel Christian Diaz, MD's National Provider Identifier (NPI) is 1164943494, issued on Jun 27, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Joel Christian Diaz, MD located?
The NPPES record lists a practice address at 1431 SW 1St Ave, Ocala, FL, 34471. Phone: (352) 401-1000. Providers update this record themselves, so call before visiting.
How can I verify Joel Christian Diaz, MD's license?
NPPES lists Florida license number ME143480, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Joel Christian Diaz, MD prescribe under Medicare Part D?
In 2024, Joel Christian Diaz, MD had 158 Medicare Part D claims for 106 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.