Leonard George Prutsok, M.D.
Specialist · Orange, CA
Leonard George Prutsok, M.D. is a specialist with a practice address in Orange, California, and NPI 1588769830, issued on Sep 13, 2006. Check the license (California G18825, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Leonard George Prutsok
- Credential
- M.D.
- Primary taxonomy
- Specialist 174400000X
- License number
- G18825 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1310 W Stewart Dr, Orange, CA 92868
- Phone
- (714) 997-9078
- Enumerated
- Sep 13, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (714) 997-9771
- Entity
- Type 1 · individual
8 nearest specialist records → All 5,749 in California → Look up another NPI →
Also registered at 1310 W Stewart Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Leonard George Prutsok in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license G18825Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average specialist in 2024
46 Medicare Part D claims for 20 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin15 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: $235.75
11 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 5,844 providers of this specialty with any payment received $4,760.79 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.
Leonard George Prutsok among 5,749 specialist records in California
Leonard George Prutsok, M.D. is one of 5,749 specialist records with a practice address in California. 30% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 60% newer
- In a Medicare fileYes · 30% of these records are
- In the CMS Doctors and Clinicians fileNo · 19% of these records are
- Record last updated2007 · 77% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Specialist providers in California
There are 5,749 specialist records in California.
All 5,749 in California → Every provider in Orange → Specialist nationwide →
The 8 specialist records with the nearest ZIP codes
- Michael Arquilla, M.D.Orange, CA 928681598734832
- Birbal Bhaskar, M.D.Orange, CA 928681194773168
- Ayaz Biviji, M.D.Orange, CA 928681023008422
- Michele Carpenter, M.D.Orange, CA 928681770543712
- Richard Faraday, M.D.Orange, CA 928681881662021
- Charles Keller, M.D.Orange, CA 928681558324392
- Thomas Kim, M.D.Orange, CA 928681144225301
- Eric Lee, M.D.Orange, CA 928681720075641
Common questions
What is Leonard George Prutsok, M.D.'s NPI number?
Leonard George Prutsok, M.D.'s National Provider Identifier (NPI) is 1588769830, issued on Sep 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Leonard George Prutsok, M.D. located?
The NPPES record lists a practice address at 1310 W Stewart Dr, Orange, CA, 92868. Phone: (714) 997-9078. Providers update this record themselves, so call before visiting.
How can I verify Leonard George Prutsok, M.D.'s license?
NPPES lists California license number G18825, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Leonard George Prutsok, M.D. prescribe under Medicare Part D?
In 2024, Leonard George Prutsok, M.D. had 46 Medicare Part D claims for 20 beneficiaries; the average among specialist prescribers was 1,380. 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.