NPPES file of Aug 9, 2026

Yong H. Tsai, M.D.

Rheumatology Physician · Daytona Beach, FL

Yong H. Tsai, M.D. is a rheumatology physician with a practice address in Daytona Beach, Florida, and NPI 1659363505, issued on Aug 17, 2005. Check the license (Florida ME0064530, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659363505
Name
Yong H. Tsai
Credential
M.D.
Primary taxonomy
Rheumatology Physician 207RR0500X
License number
ME0064530 FL
Self-reported in NPPES; status is on the state search
Practice location
1893 N Clyde Morris Blvd, Daytona Beach, FL 32117
Phone
(386) 676-0307
Enumerated
Aug 17, 2005
Record last updated
Jun 9, 2023
Fax
(386) 677-7842
Medicaid ID
374134600 FL
Medicare enrollment
Enrolled (PECOS I20070728000001); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1893 N Clyde Morris Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Brian Holloway, LMTMassage Therapist1013242247
  2. Mark Riner, M.D.Gastroenterology Physician1275521221
  3. Elizabeth Stephenson, APAcupuncturist1497067797
  4. Aimee Wiener, ARNPAdult Health Nurse Practitioner1346338811

Verify Yong H. Tsai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME0064530
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Florida license search

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5.2 times the Medicare Part D claims of the average rheumatology physician in 2024

10,203 Medicare Part D claims for 1,595 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 597 claims were for opioids.

  1. Yong Tsai10,203
  2. Specialty average1,978

Most prescribed

  1. Methotrexate1,387 claims
  2. Hydroxychloroquine Sulfate1,362 claims
  3. Prednisone1,345 claims
  4. Alendronate Sodium552 claims
  5. Tramadol Hcl464 claims
  6. Leflunomide391 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 practice group's MIPS final score for 2023 (Medicare payment program): 99.4 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%98.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $840.91

36 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Yong Tsai$840.91
  2. Specialty average$8,538.33

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Ability Health Services And Rehabilitation LPSanford, FL
  2. Ability Health Services, IncSanford, FL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Rheumatology Physician providers in Florida

There are 494 rheumatology physician records in Florida.

Other rheumatology physician records in Florida

  1. Katherine Abella, M.D.Clearwater, FL1649624560
  2. Azarel Abinader, M.D.Miami, FL1942388566
  3. Mohamed Aboyoussef, M.D.Merritt Island, FL1972613057
  4. Andy Abril, MDJacksonville, FL1447240239
  5. Hasan Abualula, MDSummerfield, FL1508008228
  6. Sewar AbuarqobGainesville, FL1720690688
  7. Mayra Acosta, MDMiami, FL1083861439
  8. Christopher Adams, M.D.Pensacola, FL1720039175
  9. Amir Agha, MDPanama City, FL1831381789
  10. Corin Agoris, MDPalm Harbor, FL1801389226

Common questions

What is Yong H. Tsai, M.D.'s NPI number?

Yong H. Tsai, M.D.'s National Provider Identifier (NPI) is 1659363505, issued on Aug 17, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Yong H. Tsai, M.D. located?

The NPPES record lists a practice address at 1893 N Clyde Morris Blvd, Daytona Beach, FL, 32117. Phone: (386) 676-0307. Providers update this record themselves, so call before visiting.

How can I verify Yong H. Tsai, M.D.'s license?

NPPES lists Florida license number ME0064530, 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 Yong H. Tsai, M.D. prescribe under Medicare Part D?

In 2024, Yong H. Tsai, M.D. had 10,203 Medicare Part D claims for 1,595 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.

What is Yong H. Tsai, M.D.'s MIPS final score?

The 2023 MIPS final score is 99.4 of 100, reported for the practice group. 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.