Catherine A. Liou, DO
Hospitalist Physician · Sacramento, CA
Catherine A. Liou, DO is a hospitalist physician with a practice address in Sacramento, California, and NPI 1255969762, issued on Mar 30, 2020. Check the license (California 20A21569, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Catherine A. Liou
- Credential
- DO
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 20A21569 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1020 29TH St Ste 480, Sacramento, CA 95816
- Phone
- (916) 733-3777
- Enumerated
- Mar 30, 2020
- Record last updated
- Apr 29, 2025
- Medicare enrollment
- Enrolled (PECOS I20240708002045); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 1020 29TH St Ste 480
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Cedrick Bradley, M.D.Hospitalist Physician1386055465
Verify Catherine A. Liou in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A21569Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average hospitalist physician in 2024
191 Medicare Part D claims for 73 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Most prescribed
- Eliquis17 claims
- Atorvastatin Calcium15 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 one group practice
- Sutter Valley Medical FoundationSacramento, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Catherine A. Liou among 3,099 hospitalist physician records in California
Catherine A. Liou, DO 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 updated2025 · 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 Sacramento → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Gagan Badhwar, D.O.Sacramento, CA 958161093846792
- Mark Burniston, M.D.Sacramento, CA 958161235236316
- Hung Chan, M.D.Sacramento, CA 958161437256864
- Jatinder Chana, M.D.Sacramento, CA 958161235244922
- Jamal Haleem, MDSacramento, CA 958161568422079
- Bianca Harabor, M.D.Sacramento, CA 958161699981654
- Joshua Hoffman, M.D.Sacramento, CA 958161124120878
- Stephen Jerwers, D.O.Sacramento, CA 958161760490221
Common questions
What is Catherine A. Liou, DO's NPI number?
Catherine A. Liou, DO's National Provider Identifier (NPI) is 1255969762, issued on Mar 30, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Catherine A. Liou, DO located?
The NPPES record lists a practice address at 1020 29TH St Ste 480, Sacramento, CA, 95816. Phone: (916) 733-3777. Providers update this record themselves, so call before visiting.
How can I verify Catherine A. Liou, DO's license?
NPPES lists California license number 20A21569, 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 Catherine A. Liou, DO prescribe under Medicare Part D?
In 2024, Catherine A. Liou, DO had 191 Medicare Part D claims for 73 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.