Frederick Chua, M.D.
Hospitalist Physician · Orange, CA
Frederick Chua, M.D. is a hospitalist physician with a practice address in Orange, California, and NPI 1477180701, issued on Mar 25, 2020. Check the license (California A180832, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Frederick Chua
- Credential
- M.D.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- A180832 CA
Self-reported in NPPES; status is on the state search - Practice location
- 101 The City Dr S Ste 400, Orange, CA 92868
- Phone
- (714) 456-5691
- Enumerated
- Mar 25, 2020
- Record last updated
- Jul 24, 2024
- Fax
- (714) 456-8874
- Medicare enrollment
- Enrolled (PECOS I20230510002150); accepts Medicare assignment
- Medical or professional school
- Boston University School Of Medicine, 2020
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 101 The City Dr S Ste 400
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joshua AbataStudent in an Organized Health Care Education/Training Program1437899697
- Mark Abdelnour, MDStudent in an Organized Health Care Education/Training Program1194527812
- Shant AbrhamianStudent in an Organized Health Care Education/Training Program1033911219
- Salam AllahwerdyStudent in an Organized Health Care Education/Training Program1124767470
- Lily Allison, MDStudent in an Organized Health Care Education/Training Program1063272441
- Charissa Alo, MDStudent in an Organized Health Care Education/Training Program1801699335
Verify Frederick Chua in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A180832Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% fewer Medicare Part D claims than the average hospitalist physician in 2024
396 Medicare Part D claims for 183 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 17 claims were for opioids.
Most prescribed
- Amoxicillin-Clavulanate Potass19 claims
- Atorvastatin Calcium19 claims
- Pantoprazole Sodium19 claims
- Levofloxacin18 claims
- Furosemide17 claims
- Losartan Potassium16 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 2 group practices
- Memorialcare Medical FoundationCosta Mesa, CA
- The Regents OF The University OF California-IrvineOrange, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Frederick Chua among 3,099 hospitalist physician records in California
Frederick Chua, M.D. is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 85% of them.
- NPI issued2020 · 85% of these records are older, 10% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2020 · median 2010 among the 2,505 with a school on file
- Record last updated2024 · 49% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in California
There are 3,099 hospitalist physician records in California.
All 3,099 in California → Every provider in Orange → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Quincy Almond, M.D.Orange, CA 928681578573697
- Alpesh Amin, MDOrange, CA 928681457394801
- Sean Amos, M.D.Orange, CA 928681992715007
- Andrea Avery, MDOrange, CA 928681144300229
- Amish Dangodara, MDOrange, CA 928681093895195
- Israel De Alba, MDOrange, CA 928681639259732
- Dang Khoa T Duong, MDOrange, CA 928681346320488
- Diego Gonzalez, M.D.Orange, CA 928681326058371
Common questions
What is Frederick Chua, M.D.'s NPI number?
Frederick Chua, M.D.'s National Provider Identifier (NPI) is 1477180701, issued on Mar 25, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Frederick Chua, M.D. located?
The NPPES record lists a practice address at 101 The City Dr S Ste 400, Orange, CA, 92868. Phone: (714) 456-5691. Providers update this record themselves, so call before visiting.
How can I verify Frederick Chua, M.D.'s license?
NPPES lists California license number A180832, 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 Frederick Chua, M.D. prescribe under Medicare Part D?
In 2024, Frederick Chua, M.D. had 396 Medicare Part D claims for 183 beneficiaries; the average among hospitalist physician prescribers was 521. 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.