Russell A. Klein, MD
Infectious Disease Physician · Encino, CA
Russell A. Klein, MD is an infectious disease physician with a practice address in Encino, California, and NPI 1467436568, issued on Dec 1, 2005. Check the license (California G22898, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Russell A. Klein
- Credential
- MD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- G22898 CA
Self-reported in NPPES; status is on the state search - Practice location
- 16101 Ventura Blvd, Encino, CA 91436
- Phone
- (818) 788-7500
- Enumerated
- Dec 1, 2005
- Record last updated
- Jun 12, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (818) 380-9245
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 1,119 in California → Look up another NPI →
Also registered at 16101 Ventura Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Russell A. Klein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G22898Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average infectious disease physician in 2024
142 Medicare Part D claims for 34 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Atorvastatin Calcium18 claims
- Spiriva Respimat11 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.
Industry payments in 2024: $190.00
8 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 3,895 providers of this specialty with any payment received $4,362.19 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Russell A. Klein among 1,119 infectious disease physician records in California
Russell A. Klein, MD is one of 1,119 infectious disease 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, 96% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2012 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in California
There are 1,119 infectious disease physician records in California.
All 1,119 in California → Every provider in Encino → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Alan Nazarian, M.D.Encino, CA 914361831126739
- Ramee Younes, M.D.Encino, CA 914361417337452
- Timothy Mess, M.D.Van Nuys, CA 914051043280076
- Jerrold Dreyer, M.D.Sherman Oaks, CA 914031316962756
- Peter Miao, M.D.Sherman Oaks, CA 914031164465886
- Linda Croad, MDPanorama City, CA 914021548331457
- Pamela Nagami, MDPanorama City, CA 914021407904295
- Bhavani Rao, MDPanorama City, CA 914021083773667
Common questions
What is Russell A. Klein, MD's NPI number?
Russell A. Klein, MD's National Provider Identifier (NPI) is 1467436568, issued on Dec 1, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Russell A. Klein, MD located?
The NPPES record lists a practice address at 16101 Ventura Blvd, Encino, CA, 91436. Phone: (818) 788-7500. Providers update this record themselves, so call before visiting.
How can I verify Russell A. Klein, MD's license?
NPPES lists California license number G22898, 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 Russell A. Klein, MD prescribe under Medicare Part D?
In 2024, Russell A. Klein, MD had 142 Medicare Part D claims for 34 beneficiaries; the average among infectious disease physician prescribers was 689. 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.