Gregory T. Czer, MD
Internal Medicine Physician · Chula Vista, CA
Gregory T. Czer, MD is an internal medicine physician with a practice address in Chula Vista, California, and NPI 1932218963, issued on Aug 30, 2006. Check the license (California G41079, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Gregory T. Czer
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G41079 CA
Self-reported in NPPES; status is on the state search - Practice location
- 754 Medical Center CT, Chula Vista, CA 91911
- Phone
- (619) 421-4000
- Enumerated
- Aug 30, 2006
- Record last updated
- Dec 17, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (619) 421-6395
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 754 Medical Center CT
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Marco Martinez, FNPPrimary Care Nurse Practitioner1922542182
Verify Gregory T. Czer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G41079Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average internal medicine physician in 2024
166 Medicare Part D claims for 58 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium16 claims
- Levothyroxine Sodium14 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: $21.34
1 payment: food and beverage; the largest payer was Nevro Corp. 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.
Gregory T. Czer among 17,696 internal medicine physician records in California
Gregory T. Czer, 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 fileNo · 63% of these records are
- Record last updated2020 · 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).
81 internal medicine physician records list a practice address in Chula Vista
They are 81 of the 5,329 NPPES records with a practice address in Chula Vista, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Chula Vista → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Elion Brace, MDChula Vista, CA 919111184890782
- Robert Cabico, M.D.Chula Vista, CA 919111962796672
- Renato De La Rosa, MDChula Vista, CA 919111114966777
- Jeannette Delvalle Velez, M.D.Chula Vista, CA 919111952370074
- David Hansen, MDChula Vista, CA 919111275647521
- Jiun Kim, M.D.Chula Vista, CA 919111598020752
- Douglas Laity, M.D.Chula Vista, CA 919111427207109
- Duc Le, M.D.Chula Vista, CA 919111669587341
Common questions
What is Gregory T. Czer, MD's NPI number?
Gregory T. Czer, MD's National Provider Identifier (NPI) is 1932218963, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory T. Czer, MD located?
The NPPES record lists a practice address at 754 Medical Center CT, Chula Vista, CA, 91911. Phone: (619) 421-4000. Providers update this record themselves, so call before visiting.
How can I verify Gregory T. Czer, MD's license?
NPPES lists California license number G41079, 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 Gregory T. Czer, MD prescribe under Medicare Part D?
In 2024, Gregory T. Czer, MD had 166 Medicare Part D claims for 58 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.