Ernesto R. Diaz, MD
Family Medicine Physician · Stuart, FL
Ernesto R. Diaz, MD is a family medicine physician with a practice address in Stuart, Florida, and NPI 1376598623, issued on May 24, 2006. Check the license (Florida ME 90000, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Ernesto R. Diaz
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- ME 90000 FL
Self-reported in NPPES; status is on the state search - Practice location
- 973 SE Federal Hwy Ste 973B, Stuart, FL 34994
- Phone
- (772) 288-5897
- Enumerated
- May 24, 2006
- Record last updated
- Feb 24, 2026
- Medicare enrollment
- Enrolled (PECOS I20050407000597); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 9,399 in Florida → Look up another NPI →
Also registered at 973 SE Federal Hwy Ste 973B
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Gary Kabinoff, M.D.Internal Medicine Physician1679540488
Verify Ernesto R. Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME 90000Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average family medicine physician in 2024
7,347 Medicare Part D claims for 779 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 109 claims were for opioids.
Most prescribed
- Atorvastatin Calcium499 claims
- Losartan Potassium398 claims
- Amlodipine Besylate348 claims
- Levothyroxine Sodium235 claims
- Rosuvastatin Calcium221 claims
- Lisinopril204 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.
Industry payments in 2024: $13.78
1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Conviva Medical Center Management, LLCFt Lauderdale, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ernesto R. Diaz among 9,399 family medicine physician records in Florida
Ernesto R. Diaz, MD is one of 9,399 family medicine physician records with a practice address in Florida. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 55% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1988 · median 2004 among the 5,504 with a school on file
- Record last updated2026 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
53 family medicine physician records list a practice address in Stuart
They are 53 of the 5,376 NPPES records with a practice address in Stuart, and 9,399 family medicine physician records in Florida.
All 9,399 in Florida → Every provider in Stuart → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Safia Ali, M.D.Stuart, FL 349941265693238
- Kerri Dembowske, D.O.Stuart, FL 349941497927032
- Richard Dube, MDStuart, FL 349941356360606
- Ben Glaspey, D.O.Stuart, FL 349941154340990
- Marie Guerrier, M.D.Stuart, FL 349941508825779
- Cheryl Jordan, M.D.Stuart, FL 349941891863981
- Sharon Khan Lepak, DOStuart, FL 349941700875127
- James Kriseman, D.O.Stuart, FL 349941659392090
Common questions
What is Ernesto R. Diaz, MD's NPI number?
Ernesto R. Diaz, MD's National Provider Identifier (NPI) is 1376598623, issued on May 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ernesto R. Diaz, MD located?
The NPPES record lists a practice address at 973 SE Federal Hwy Ste 973B, Stuart, FL, 34994. Phone: (772) 288-5897. Providers update this record themselves, so call before visiting.
How can I verify Ernesto R. Diaz, MD's license?
NPPES lists Florida license number ME 90000, 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 Ernesto R. Diaz, MD prescribe under Medicare Part D?
In 2024, Ernesto R. Diaz, MD had 7,347 Medicare Part D claims for 779 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.