Georgios Deftereos, M.D.
Anatomic Pathology & Clinical Pathology Physician · San Francisco, CA
Georgios Deftereos, M.D. is an anatomic pathology & clinical pathology physician with a practice address in San Francisco, California, and NPI 1225384456, issued on Jul 25, 2012. Check the license (California C181692, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Georgios Deftereos
- Credential
- M.D.
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- License number
- C181692 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1825 4TH Street, San Francisco, CA 94143
- Phone
- (415) 353-7043
- Enumerated
- Jul 25, 2012
- Record last updated
- Dec 16, 2022
- Fax
- (415) 353-7676
- Medicare enrollment
- Enrolled (PECOS I20220926000457); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 1825 4TH Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Georgios Deftereos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C181692Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 74.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $10,764.67
5 payments; by number, the most common kind was honoraria; the largest payer was Agilent Technologies, Inc. The 2,607 providers of this specialty with any payment received $3,565.00 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 one group practice
- University OF California San FranciscoSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Anatomic Pathology & Clinical Pathology Physician providers in California
There are 1,554 anatomic pathology & clinical pathology physician records in California.
Other anatomic pathology & clinical pathology physician records in California
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- Abdul Majeed Abid, MBBS, MDClovis, CA1578055414
- Ronnie Abraham, MDSan Luis Obispo, CA1124254933
- Joline Abrahams, M.D.Palm Springs, CA1679567366
- Guillermo Acero, MDOjai, CA1629144373
- Dennis Adams, M.D.Stanford, CA1053726182
- Alaa Afify, M.D.Sacramento, CA1245212950
- Ali Afsari, M.D.Orange, CA1275064362
- Mukesh AgarwalColton, CA1154901056
- Maryam Aghighi, MDSanta Rosa, CA1073074977
Common questions
What is Georgios Deftereos, M.D.'s NPI number?
Georgios Deftereos, M.D.'s National Provider Identifier (NPI) is 1225384456, issued on Jul 25, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Georgios Deftereos, M.D. located?
The NPPES record lists a practice address at 1825 4TH Street, San Francisco, CA, 94143. Phone: (415) 353-7043. Providers update this record themselves, so call before visiting.
How can I verify Georgios Deftereos, M.D.'s license?
NPPES lists California license number C181692, 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.
What is Georgios Deftereos, M.D.'s MIPS final score?
The 2023 MIPS final score is 74.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.