Kenneth Roy Kafka, MD
Internal Medicine Physician · Los Angeles, CA
Kenneth Roy Kafka, MD is an internal medicine physician with a practice address in Los Angeles, California, and NPI 1083826382, issued on May 7, 2007. Check the license (California G86040, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Kenneth Roy Kafka
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G86040 CA
Self-reported in NPPES; status is on the state search - Practice location
- 955 Carrillo Drive, Los Angeles, CA 90048
- Phone
- (310) 888-7778
- Enumerated
- May 7, 2007
- Record last updated
- Sep 26, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (323) 938-1028
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 955 Carrillo Drive
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bethany Barnes, M.D.Allergy & Immunology Physician1174971766
Verify Kenneth Roy Kafka in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G86040Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average internal medicine physician in 2024
140 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Armour Thyroid13 claims
- Hydrocortisone13 claims
- Synthroid12 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.
Kenneth Roy Kafka among 17,696 internal medicine physician records in California
Kenneth Roy Kafka, 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 2007, is newer than 44% of them.
- NPI issued2007 · 44% of these records are older, 44% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2019 · 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).
1,423 internal medicine physician records list a practice address in Los Angeles
They are 1,423 of the 69,537 NPPES records with a practice address in Los Angeles, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Los Angeles → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Eleonora Fedonenko, M.D.Los Angeles, CA 900481790721850
- Christina Harris, MDLos Angeles, CA 900481073553962
- Homayoon Khanlou, MDLos Angeles, CA 900481356335277
- Dorothy Lowe, M.D.Los Angeles, CA 900481275577835
Common questions
What is Kenneth Roy Kafka, MD's NPI number?
Kenneth Roy Kafka, MD's National Provider Identifier (NPI) is 1083826382, issued on May 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Kenneth Roy Kafka, MD located?
The NPPES record lists a practice address at 955 Carrillo Drive, Los Angeles, CA, 90048. Phone: (310) 888-7778. Providers update this record themselves, so call before visiting.
How can I verify Kenneth Roy Kafka, MD's license?
NPPES lists California license number G86040, 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 Kenneth Roy Kafka, MD prescribe under Medicare Part D?
In 2024, Kenneth Roy Kafka, MD had 140 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.