Joseph Czvik, MD
Internal Medicine Physician · San Marcos, CA
Joseph Czvik, MD is an internal medicine physician with a practice address in San Marcos, California, and NPI 1528084340, issued on Jul 14, 2006. Check the license (California G73296, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Joseph Czvik
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G73296 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1635 Lake San Marcos Dr, San Marcos, CA 92078
- Phone
- (760) 471-1020
- Enumerated
- Jul 14, 2006
- Record last updated
- Sep 24, 2014 (not updated in 12 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20081118000907); accepts Medicare assignment
- Medical or professional school
- Saint Louis University School Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1635 Lake San Marcos Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cindy NickleHearing Instrument Specialist1619279049
Verify Joseph Czvik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G73296Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average internal medicine physician in 2024
6,745 Medicare Part D claims for 439 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 218 claims were for opioids.
Most prescribed
- Atorvastatin Calcium369 claims
- Losartan Potassium276 claims
- Levothyroxine Sodium258 claims
- Trazodone Hcl188 claims
- Albuterol Sulfate Hfa173 claims
- Hydrochlorothiazide173 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: $259.26
12 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Joseph Czvik among 17,696 internal medicine physician records in California
Joseph Czvik, 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1990 · median 2004 among the 11,065 with a school on file
- Record last updated2014 · 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).
Internal Medicine Physician providers in California
There are 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in San Marcos → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Meenu Bawa, M.DSan Marcos, CA 920781154598571
- Justin Charles, MDSan Marcos, CA 920781811552771
- Lauren Clarine, D.O.San Marcos, CA 920781669738928
- Sze Hoay Ding, M.D.San Marcos, CA 920781023239035
- Kathryn Germeraad, DOSan Marcos, CA 920781649830498
- Francisco Marquez, M.D.San Marcos, CA 920781316190747
- Minh Nguyen, M.D.San Marcos, CA 920781154403640
- Tyler Sprague, D.O.San Marcos, CA 920781881077428
Common questions
What is Joseph Czvik, MD's NPI number?
Joseph Czvik, MD's National Provider Identifier (NPI) is 1528084340, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Czvik, MD located?
The NPPES record lists a practice address at 1635 Lake San Marcos Dr, San Marcos, CA, 92078. Phone: (760) 471-1020. Providers update this record themselves, so call before visiting.
How can I verify Joseph Czvik, MD's license?
NPPES lists California license number G73296, 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 Czvik, MD prescribe under Medicare Part D?
In 2024, Joseph Czvik, MD had 6,745 Medicare Part D claims for 439 beneficiaries; 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.