Registry data as of Aug 27, 2026

Michael Cho, M.D.

Internal Medicine Physician · Irvine, CA

Michael Cho, M.D. is an internal medicine physician with a practice address in Irvine, California, and NPI 1184915001, issued on Apr 26, 2011. Check the license (California A124103, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1184915001
Name
Michael Cho
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A124103 CA
Self-reported in NPPES; status is on the state search
Practice location
16200 Sand Canyon Ave, Irvine, CA 92618
Phone
(949) 873-6181
Enumerated
Apr 26, 2011
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 16200 Sand Canyon Ave

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

  1. Christine AyalaNurse Practitioner1831879154
  2. Nicholas Bove, MDEmergency Medicine Physician1255837837
  3. David Calica, M.D.Anesthesiology Physician1780787606
  4. Danielle CarlsonRegistered Nurse1710850409
  5. John Chien, M.D.Hospitalist Physician1790043651
  6. Robert Cho, M.D.Internal Medicine Physician1760578512

Verify Michael Cho in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A124103
    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 California 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

88% fewer Medicare Part D claims than the average internal medicine physician in 2024

334 Medicare Part D claims for 157 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 19 claims were for opioids.

  1. Michael Cho334
  2. Specialty average2,785

Most prescribed

  1. Amoxicillin-Clavulanate Potass26 claims
  2. Furosemide17 claims
  3. Eliquis16 claims
  4. Methylprednisolone12 claims
  5. Metoprolol Tartrate12 claims
  6. Potassium Chloride11 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 Medicare quality score for 2023: 76.7 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 score80.9
  2. Costout of 100 · 30%55.1
  3. Promoting interoperabilityout of 100 · 25%78.0
  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: $324.99

6 payments, mostly food and beverage; the largest payer was Atricure, Inc.. The 65,274 providers of this specialty with any payment received $2,536.66 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Cho$324.99
  2. Specialty average$2,536.66

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

One hospital or facility affiliation

  1. Pacific Hospitalist Associates A Medical CorporationNewport Beach, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

193 internal medicine physician records list a Irvine practice address

They are 193 of the 7,778 NPPES records with a Irvine practice address, and 20,403 internal medicine physician records in California.

Other internal medicine physician records in California

  1. Jacob Aaron, MDSan Francisco, CA1407202518
  2. Alistair Aaronson, MDStanford, CA1457628760
  3. Jose Abad., MDSacramento, CA1144607219
  4. Donna Abare, MDOakland, CA1386722155
  5. Marce AbareScotts Valley, CA1457744708
  6. Samuel Abarte, M.D.Chula Vista, CA1578535498
  7. Alexander Abary, MDLong Beach, CA1104995919
  8. Luba Abascal, MDSan Francisco, CA1023180874
  9. Michael Abate, MDSacramento, CA1548248131
  10. Wali Abawi, D.O.Joshua Tree, CA1104362268

Common questions

What is Michael Cho, M.D.'s NPI number?

Michael Cho, M.D.'s National Provider Identifier (NPI) is 1184915001, issued on Apr 26, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Michael Cho, M.D. located?

The NPPES record lists a practice address at 16200 Sand Canyon Ave, Irvine, CA, 92618. Phone: (949) 873-6181. Providers update this record themselves, so call before visiting.

How can I verify Michael Cho, M.D.'s license?

NPPES lists California license number A124103, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Michael Cho, M.D. prescribe under Medicare Part D?

In 2024, Michael Cho, M.D. had 334 Medicare Part D claims for 157 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

What is Michael Cho, M.D.'s Medicare quality score?

The 2023 MIPS final score is 76.7 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.