Joseph Desmond Chambers, MD.
Internal Medicine Physician · Mission Hills, CA
Joseph Desmond Chambers, MD. is an internal medicine physician with a practice address in Mission Hills, California, and NPI 1467435297, issued on Nov 25, 2005. Check the license (California C43363, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Joseph Desmond Chambers
- Credential
- MD.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- C43363 CA
Self-reported in NPPES; status is on the state search - Practice location
- 11211 Sepulveda Blvd, Mission Hills, CA 91345
- Phone
- (818) 837-5785
- Enumerated
- Nov 25, 2005
- Record last updated
- Jun 12, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (818) 898-1842
- Medicaid ID
- 00C433630 CA
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 11211 Sepulveda Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Joseph Desmond Chambers in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C43363Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average internal medicine physician in 2024
13 Medicare Part D claims, against an average of 3,176 among the 108,855 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.
The MIPS final score for 2023 (Medicare payment program): 96 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Joseph Desmond Chambers among 17,696 internal medicine physician records in California
Joseph Desmond Chambers, MD. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 95% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2012 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
89 internal medicine physician records list a practice address in Mission Hills
They are 89 of the 731 NPPES records with a practice address in Mission Hills, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Mission Hills → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Delora Climaco, MD.Mission Hills, CA 913451407880743
- Jay Dhiman, MDMission Hills, CA 913451598758245
- Jose Esparrago, M.D.Mission Hills, CA 913451083616106
- Noel Flores, M.D.Mission Hills, CA 913451316921000
- Jennifer Hyer, D.O.Mission Hills, CA 913451770567711
- Manoj Mathew, M.D.Mission Hills, CA 913451962479816
- Jaganath Naidu, MDMission Hills, CA 913451447283924
- Michael Palazzolo, MEDICAL DOCTORMission Hills, CA 913451942274212
Common questions
What is Joseph Desmond Chambers, MD.'s NPI number?
Joseph Desmond Chambers, MD.'s National Provider Identifier (NPI) is 1467435297, issued on Nov 25, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Desmond Chambers, MD. located?
The NPPES record lists a practice address at 11211 Sepulveda Blvd, Mission Hills, CA, 91345. Phone: (818) 837-5785. Providers update this record themselves, so call before visiting.
How can I verify Joseph Desmond Chambers, MD.'s license?
NPPES lists California license number C43363, 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 Joseph Desmond Chambers, MD. prescribe under Medicare Part D?
In 2024, Joseph Desmond Chambers, MD. had 13 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Joseph Desmond Chambers, MD.'s MIPS final score?
The 2023 MIPS final score is 96 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.