Ronald Joseph Kall, MD
Hospitalist Physician · Los Angeles, CA
Ronald Joseph Kall, MD is a hospitalist physician with a practice address in Los Angeles, California, and NPI 1548531965, issued on Jan 17, 2012. Check the license (California A123112, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ronald Joseph Kall
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- A123112 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1520 San Pablo St, Los Angeles, CA 90033
- Phone
- (323) 442-5100
- Enumerated
- Jan 17, 2012
- Record last updated
- Nov 27, 2023
- Medicare enrollment
- Enrolled (PECOS I20140527000192); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 2011
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 1520 San Pablo St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ronald Joseph Kall in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A123112Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average hospitalist physician in 2024
70 Medicare Part D claims for 35 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
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
- Usc Care Medical Group IncLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ronald Joseph Kall among 3,099 hospitalist physician records in California
Ronald Joseph Kall, MD 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 2012, is newer than 51% of them.
- NPI issued2012 · 51% of these records are older, 44% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2011 · median 2010 among the 2,505 with a school on file
- Record last updated2023 · 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 Los Angeles → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Ravneet Bajwa, M.D.Los Angeles, CA 900331194099754
- Douglass Hutcheon, MDLos Angeles, CA 900331427347640
- Matthew Johnson, M.D.Los Angeles, CA 900331043598741
- Mahmood Khaledy, M.D.Los Angeles, CA 900331740418441
- Shazia Khan, M.D.Los Angeles, CA 900331336389139
- Edward Lee, MD, MPHLos Angeles, CA 900331528350261
- Anna Martinez, M.D.Los Angeles, CA 900331811287030
- Aneesah Smith, M.D.Los Angeles, CA 900331932471307
Common questions
What is Ronald Joseph Kall, MD's NPI number?
Ronald Joseph Kall, MD's National Provider Identifier (NPI) is 1548531965, issued on Jan 17, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Ronald Joseph Kall, MD located?
The NPPES record lists a practice address at 1520 San Pablo St, Los Angeles, CA, 90033. Phone: (323) 442-5100. Providers update this record themselves, so call before visiting.
How can I verify Ronald Joseph Kall, MD's license?
NPPES lists California license number A123112, 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 Ronald Joseph Kall, MD prescribe under Medicare Part D?
In 2024, Ronald Joseph Kall, MD had 70 Medicare Part D claims for 35 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.