Charles L. Menz, MD
Gastroenterology Physician · Ventura, CA
Charles L. Menz, MD is a gastroenterology physician with a practice address in Ventura, California, and NPI 1447286141, issued on Jun 24, 2006. Check the license (California G032764, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Charles L. Menz
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- G032764 CA
Self-reported in NPPES; status is on the state search - Practice location
- 168 N Brent St, Ventura, CA 93003
- Phone
- (805) 641-6525
- Enumerated
- Jun 24, 2006
- Record last updated
- Nov 17, 2025
- Fax
- (805) 641-6530
- Medicare enrollment
- Enrolled (PECOS I20100817000595); accepts Medicare assignment
- Medical or professional school
- University Of Utah School Of Medicine, 1975
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 2,140 in California → Look up another NPI →
Also registered at 168 N Brent St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Charles L. Menz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G032764Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% fewer Medicare Part D claims than the average gastroenterology physician in 2024
577 Medicare Part D claims for 222 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Omeprazole151 claims
- Sod Sulf-Potass Sulf-Mag Sulf71 claims
- Pantoprazole Sodium47 claims
- Esomeprazole Magnesium46 claims
- Budesonide Dr22 claims
- Budesonide Ec22 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: $224.94
7 payments; by number, the most common kind was food and beverage; the largest payer was Mindray DS USA, Inc. The 13,350 providers of this specialty with any payment received $5,015.95 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.
Bills Medicare through 2 group practices
- Community Memorial Health SystemVentura, CA
- Covington Menz Lyche And Lin Medical GPVentura, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Charles L. Menz among 2,140 gastroenterology physician records in California
Charles L. Menz, MD is one of 2,140 gastroenterology physician records with a practice address in California. 83% 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, 48% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1975 · median 2002 among the 1,538 with a school on file
- Record last updated2025 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in California
There are 2,140 gastroenterology physician records in California.
All 2,140 in California → Every provider in Ventura → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Stephen Covington, MDVentura, CA 930031154353456
- Bruce Greenwald, M.D.Ventura, CA 930031619908829
- Sabine Hazan, MDVentura, CA 930031669418232
- Kip Lyche, MDVentura, CA 930031811927981
- Benito PedrazaVentura, CA 930031851323026
- Dipti Sagar, MDVentura, CA 930031558642751
- Laya NasrollahCamarillo, CA 930121558673566
- Constante Abaya, MDOxnard, CA 930301003918459
Common questions
What is Charles L. Menz, MD's NPI number?
Charles L. Menz, MD's National Provider Identifier (NPI) is 1447286141, issued on Jun 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Charles L. Menz, MD located?
The NPPES record lists a practice address at 168 N Brent St, Ventura, CA, 93003. Phone: (805) 641-6525. Providers update this record themselves, so call before visiting.
How can I verify Charles L. Menz, MD's license?
NPPES lists California license number G032764, 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 Charles L. Menz, MD prescribe under Medicare Part D?
In 2024, Charles L. Menz, MD had 577 Medicare Part D claims for 222 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.