Dr. Georgios Deftereos, M.D.
What this data tells you about Dr. Deftereos
Dr. Georgios Deftereos is a pathology - anatomic specialist in San Francisco, CA, with 13 years of NPI registration. Based on federal Medicare data, Dr. Deftereos performed 1,280 Medicare services across 1,003 unique beneficiaries.
Between the years covered by Open Payments, Dr. Deftereos received a total of $56,722 from 3 pharmaceutical and/or device companies across 36 individual payments. These payments are legal, publicly disclosed under the federal Sunshine Act, and common in pathology - anatomic. The majority of payments are for speaking programs and promotional activities, reflecting participation in industry-sponsored events. Patients may wish to discuss these relationships with their provider.
The Data Coverage level for Dr. Deftereos is Very High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Tissue staining for diagnosis, additional An extra laboratory procedure to apply special stains to tissue slides for detailed examination. |
215 | $26 | $122 |
| Cell examination with selective cellular enhancement A laboratory test that examines cells from a specimen using a technique to selectively enhance specific cellular features for detailed analysis. |
175 | $23 | $326 |
| Fine needle aspirate evaluation and report A pathologist examines cells collected via a fine needle aspiration and provides a written interpretation and report of the findings. |
143 | $63 | $354 |
| Molecular pathology test interpretation A physician reviews and interprets the results of a molecular pathology test to provide a diagnostic report. |
138 | $43 | $191 |
| Fine needle aspirate evaluation A laboratory examination of cells collected via fine needle aspiration to assess for abnormalities. |
137 | $32 | $178 |
| Tissue pathology examination, moderate complexity A laboratory test where a pathologist examines tissue samples under a microscope to analyze cellular details. This intermediate complexity procedure involves specialized techniques to identify abnormalities in the tissue. |
135 | $34 | $243 |
| Tissue staining for diagnosis, initial A laboratory test where special stains are applied to tissue slides to help examine the cells and identify specific characteristics. |
78 | $32 | $181 |
| Computer-assisted genetic tissue analysis A microscopic genetic analysis of tissue using computer-assisted technology for the initial multiplex procedure. |
71 | $39 | $248 |
| Ultrasound-guided fine needle aspiration biopsy, first lesion A biopsy procedure where a thin needle is used to collect tissue samples from a growth, guided by ultrasound imaging. This code applies to the first lesion or mass sampled during the session. |
49 | $65 | $616 |
| New patient office visit (30-44 min) An initial office visit for a new patient lasting between 30 and 44 minutes. This code is used when the total time spent on the date of the encounter falls within this range. |
27 | $75 | $520 |
| Additional Pap test evaluation episode An additional immediate evaluation of a fine needle aspirate sample during a Pap test procedure. |
26 | $20 | $225 |
| Manual microscopic genetic analysis of tumor A laboratory test that uses a microscope to manually examine tumor tissue for genetic changes. |
24 | $38 | $494 |
| Special stain test for organisms A laboratory test using special stains on tissue slides to identify microorganisms. The process includes the technical preparation of the slides and a professional interpretation of the results. |
18 | $24 | $179 |
| Surgical pathology consultation on referred slides A pathologist reviews and reports on tissue slides that were prepared at another facility. This service provides a second opinion or expert analysis of the existing samples. |
16 | $67 | $298 |
| Cell examination of specimen, concentration technique A laboratory test that uses a concentration technique to examine cells from a specimen. |
14 | $21 | $215 |
| Pap test A screening test to check for cervical cancer by collecting cells from the cervix. |
14 | $20 | $83 |
Industry Payment Transparency
Open Payments through 2024 ↗Payment profile
Industry payments classified by relationship type. Not all payments are equal — research and consulting reflect different relationships than speaking programs or meals.
Payment trend by year
Annual totals from pharmaceutical and medical device companies.
Payments by company (2024)
All-time payments by company (2018-2024) ›
Associated products mentioned in payments ›
The majority of payments (99%) are for speaking programs and promotional activities, which reflect participation in industry-sponsored educational or marketing events. This is common in pathology - anatomic and does not inherently indicate bias, but patients may wish to be aware. Total industry engagement is in the top 6% for pathology - anatomic in CA.
Data Sources
| Provider Registry | ✓ NPPES | Weekly updates |
| Medicare Enrollment | ✓ PECOS | Monthly updates |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | ✓ Open Payments | CY 2024 |
| Disciplinary History | — Not public | N/A |
This provider has data in 4 of 4 available federal datasets, with a Data Coverage level of Very High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Deftereos is a clinical cardiology specialist, with moderate Medicare volume, with speaking/promotional industry engagement in the top 6% of CA peers.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
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All data on this page is sourced verbatim from public federal records published by the U.S. Centers for Medicare & Medicaid Services (CMS): NPPES ↗, Open Payments ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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