Tiara Ong, M.D.
Internal Medicine Physician · Clermont, FL
Tiara Ong, M.D. is an internal medicine physician with a practice address in Clermont, Florida, and NPI 1578097192, issued on Apr 20, 2017. Check the license (Florida ME159891, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Tiara Ong
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- ME159891 FL
A169216 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1900 Don Wickham Dr, Clermont, FL 34711
- Phone
- (352) 536-8840
- Enumerated
- Apr 20, 2017
- Record last updated
- May 12, 2023
- Fax
- (352) 536-8841
- Medicare enrollment
- Enrolled (PECOS I20230316003027); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 10,151 in Florida → Look up another NPI →
Also registered at 1900 Don Wickham Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- David Alvarez, PA-CPhysician Assistant1760883169
- Gordon Andrews, APRNCritical Care Medicine Registered Nurse1174468615
Verify Tiara Ong in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME159891Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average internal medicine physician in 2024
470 Medicare Part D claims for 220 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 43 claims were for opioids.
Most prescribed
- Amoxicillin-Clavulanate Potass31 claims
- Amlodipine Besylate24 claims
- Prednisone24 claims
- Oxycodone Hcl22 claims
- Pantoprazole Sodium20 claims
- Atorvastatin Calcium16 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.
Bills Medicare through one group practice
- Orlando Health Medical Group IncClermont, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tiara Ong among 10,151 internal medicine physician records in Florida
Tiara Ong, M.D. is one of 10,151 internal 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 76% of them.
- NPI issued2017 · 76% of these records are older, 21% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2015 · median 2004 among the 6,606 with a school on file
- Record last updated2023 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
96 internal medicine physician records list a practice address in Clermont
They are 96 of the 2,005 NPPES records with a practice address in Clermont, and 10,151 internal medicine physician records in Florida.
All 10,151 in Florida → Every provider in Clermont → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sulman Akhtar, M.D.Clermont, FL 347111306862073
- Rodrigo Baltodano, MDClermont, FL 347111942225164
- Mary Boehm, MDClermont, FL 347111770674715
- Lawrence Campo, M.D.Clermont, FL 347111801884978
- Fabio Echavarria, M.DClermont, FL 347111710984687
- David Ellens, MDClermont, FL 347111780785402
- Paramita Ghosh, MDClermont, FL 347111285699777
- Jaime Gonzalez, MDClermont, FL 347111316936461
Common questions
What is Tiara Ong, M.D.'s NPI number?
Tiara Ong, M.D.'s National Provider Identifier (NPI) is 1578097192, issued on Apr 20, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Tiara Ong, M.D. located?
The NPPES record lists a practice address at 1900 Don Wickham Dr, Clermont, FL, 34711. Phone: (352) 536-8840. Providers update this record themselves, so call before visiting.
How can I verify Tiara Ong, M.D.'s license?
NPPES lists Florida license number ME159891, 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 Tiara Ong, M.D. prescribe under Medicare Part D?
In 2024, Tiara Ong, M.D. had 470 Medicare Part D claims for 220 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.