Alexander Castillo Tamarit, MD
Hospitalist Physician · Miami, FL
Alexander Castillo Tamarit, MD is a hospitalist physician with a practice address in Miami, Florida, and NPI 1306235940, issued on Jan 20, 2015. Check the license (Florida ME129739, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Alexander Castillo Tamarit
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- ME129739 FL
Self-reported in NPPES; status is on the state search - Practice location
- 8900 N Kendall Dr, Miami, FL 33176
- Phone
- (786) 596-1960
- Enumerated
- Jan 20, 2015
- Record last updated
- May 27, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170908000245); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 1,817 in Florida → Look up another NPI →
Also registered at 8900 N Kendall Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alexander Castillo Tamarit in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license ME129739Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
36% fewer Medicare Part D claims than the average hospitalist physician in 2024
335 Medicare Part D claims for 161 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 22 claims were for opioids.
Most prescribed
- Atorvastatin Calcium32 claims
- Clopidogrel18 claims
- Eliquis15 claims
- Amiodarone Hcl14 claims
- Amoxicillin-Clavulanate Potass14 claims
- Potassium Chloride12 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.
The MIPS final score for 2023 (Medicare payment program): 99.9 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $121.83
1 payment: food and beverage; the largest payer was La Jolla Pharmaceutical Company. The 7,324 providers of this specialty with any payment received $494.84 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
- Baptist Health Medical Group Physicians LLCMiami, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alexander Castillo Tamarit among 1,817 hospitalist physician records in Florida
Alexander Castillo Tamarit, MD is one of 1,817 hospitalist physician records with a practice address in Florida. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 62% of them.
- NPI issued2015 · 62% of these records are older, 34% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 85% of these records are
- Graduated2003 · median 2010 among the 1,549 with a school on file
- Record last updated2021 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Florida
There are 1,817 hospitalist physician records in Florida.
All 1,817 in Florida → Every provider in Miami → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Rania Albataineh, M.D.Miami, FL 331761720032899
- Simon Astor, DOMiami, FL 331761801864038
- Carol Barrocas, M.D.Miami, FL 331761891742276
- Rashida Blake, M.D.Miami, FL 331761639266422
- Jaspreet Gill, MDMiami, FL 331761861586661
- Margarita Ibanez De Sendadiano, MDMiami, FL 331761518051465
- Leticia Lopez, MDMiami, FL 331761881788701
- Jesus Martinez, M.D.Miami, FL 331761821124041
Common questions
What is Alexander Castillo Tamarit, MD's NPI number?
Alexander Castillo Tamarit, MD's National Provider Identifier (NPI) is 1306235940, issued on Jan 20, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Alexander Castillo Tamarit, MD located?
The NPPES record lists a practice address at 8900 N Kendall Dr, Miami, FL, 33176. Phone: (786) 596-1960. Providers update this record themselves, so call before visiting.
How can I verify Alexander Castillo Tamarit, MD's license?
NPPES lists Florida license number ME129739, 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 Alexander Castillo Tamarit, MD prescribe under Medicare Part D?
In 2024, Alexander Castillo Tamarit, MD had 335 Medicare Part D claims for 161 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is Alexander Castillo Tamarit, MD's MIPS final score?
The 2023 MIPS final score is 99.9 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.