NPPES file of Aug 9, 2026

Michael Chang-Chi Hsu, M.D.

Surgery Physician · St Augustine, FL

Michael Chang-Chi Hsu, M.D. is a surgery physician with a practice address in St Augustine, Florida, and NPI 1043325848, issued on Aug 20, 2006. Check the license (Florida ME99434, 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
1043325848
Name
Michael Chang-Chi Hsu
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
ME99434 FL
Self-reported in NPPES; status is on the state search
Practice location
201 Health Park Blvd, St Augustine, FL 32086
Phone
(904) 824-4277
Enumerated
Aug 20, 2006
Record last updated
Aug 25, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(904) 824-4490
Medicare enrollment
Enrolled (PECOS I20080303000511); may accept 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 201 Health Park Blvd

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

  1. Uma Eyyunni, MDOtolaryngology Physician1821192352
  2. Ferris George, MDCardiovascular Disease Physician1467474080
  3. John Koppman, M.D.Surgery Physician1952364713
  4. Amy MillerMental Health Counselor1134533219
  5. Gregory Oxford, DDS MS PHDPeriodontics1528276185
  6. Isabell Oxford, DMDGeneral Practice Dentistry1285842831

Verify Michael Chang-Chi Hsu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license ME99434
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.7 times the Medicare Part D claims of the average surgery physician in 2024

398 Medicare Part D claims for 195 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims. 118 claims were for opioids.

  1. Michael Hsu398
  2. Specialty average147

Most prescribed

  1. Tramadol Hcl113 claims
  2. Ciprofloxacin Hcl60 claims
  3. Neomycin Sulfate50 claims
  4. Sod Sulf-Potass Sulf-Mag Sulf46 claims
  5. Cephalexin37 claims
  6. Methylprednisolone20 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): 87.6 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.

  1. Qualityout of 100 · 30% of the final score79.4
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%88.3
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $1,048.63

14 payments; by number, the most common kind was food and beverage; the largest payer was Intuitive Surgical, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Hsu$1,048.63
  2. Specialty average$3,513.80

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

Michael Chang-Chi Hsu among 1,887 surgery physician records in Florida

Michael Chang-Chi Hsu, M.D. is one of 1,887 surgery physician records with a practice address in Florida. 77% 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 12% of them.

  • NPI issued2006 · 12% of these records are older, 56% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1999 · median 2004 among the 1,170 with a school on file
  • Record last updated2016 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in Florida

There are 1,887 surgery physician records in Florida.

The 8 surgery physician records with the nearest ZIP codes

  1. Jeremy Caudill, D.O.Saint Augustine, FL 320861265650295
  2. John Koppman, M.D.St Augustine, FL 320861952364713
  3. Robert Marema, M.D., F.A.C.S.St Augustine, FL 320861164439717
  4. Christine Routhier, M.D.St Augustine, FL 320861588692990
  5. George Sadowski, M.D.St Augustine, FL 320861508830480
  6. Byron Stapleton, DOSt Augustine, FL 320861053610923
  7. Fawzi Farha, MDSaint Augustine, FL 320921477532463
  8. Noaman Ali, MDOrange Park, FL 320731114127693

Common questions

What is Michael Chang-Chi Hsu, M.D.'s NPI number?

Michael Chang-Chi Hsu, M.D.'s National Provider Identifier (NPI) is 1043325848, issued on Aug 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael Chang-Chi Hsu, M.D. located?

The NPPES record lists a practice address at 201 Health Park Blvd, St Augustine, FL, 32086. Phone: (904) 824-4277. Providers update this record themselves, so call before visiting.

How can I verify Michael Chang-Chi Hsu, M.D.'s license?

NPPES lists Florida license number ME99434, 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 Michael Chang-Chi Hsu, M.D. prescribe under Medicare Part D?

In 2024, Michael Chang-Chi Hsu, M.D. had 398 Medicare Part D claims for 195 beneficiaries; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.

What is Michael Chang-Chi Hsu, M.D.'s MIPS final score?

The 2023 MIPS final score is 87.6 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.