DR. GEORGIOS DEFTEREOS M.D.
NPI 1225384456
Pathology - Anatomic Pathology & Clinical Pathology in San Francisco, CA

Q: What is Georgios Deftereos's NPI number?

The NPI number for Georgios Deftereos is 1225384456. It was assigned to this individual provider in the NPPES registry on July 25, 2012.

Q: What is Georgios Deftereos's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Active since July 25, 2012PECOS EnrolledAccepts Medicare Assignment

74.46/100

CMS Quality Rating

1825 4TH STREET, SAN FRANCISCO, CA 94143(415) 353-7043(415) 353-7676 Get Directions Write a Review

NPPES record last updated: December 16, 2022. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Dec 16, 2022, Dec 3, 2021, Dec 31, 2015 (3 updates tracked since 2015).

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About Dr. Georgios Deftereos M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. GEORGIOS DEFTEREOS M.D. (NPI 1225384456) is an individual anatomic pathology & clinical pathology provider in San Francisco, California, licensed in California (C181692) and active in the NPI registry since July 2012. He is enrolled in Medicare PECOS and is a graduate of Other (2005).

NPPES Registry Identity

NPI1225384456

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameDR. GEORGIOS DEFTEREOSCredential: M.D.

Location Address1825 4TH STREETSan Francisco, CA 94143

Mailing Address1825 4th Street, Box 4034San Francisco, CA 94143 · (415) 353-7043 · Fax (415) 353-7676

Phone(415) 353-7043

Fax(415) 353-7676

Sole ProprietorYes

Medical School CMSOtherGraduated 2005

Enumeration DateJuly 25, 2012

Last NPPES UpdateDecember 16, 20223 updates tracked since enumeration

NPPES CertifiedDecember 16, 2022

✔ NPI 1225384456 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0102X

License✔ Licensed in CA · C181692

Definition

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

1825 4TH STREET, San Francisco, CA 94143

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Georgios Deftereos M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2264734110

PECOS Enrollment IDI20220926000457

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 18

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Cell examination of specimen, selective cellular enhancement technique 88112

Cell examination of a specimen using selective cellular enhancement technique is a lab process that improves the visibility of certain cells in a sample. It helps in identifying abnormalities or diseases. The process is non-invasive, safe, and aids in accurate diagnosis.

377 services346 patients

Pathology examination of tissue using a microscope, intermediate complexity 88305

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

198 services166 patients

Special stained specimen slides to examine tissue, each additional procedure 88341

Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.

191 services58 patients

Molecular pathology procedure; physician interpretation and report G0452

A molecular pathology procedure involves analyzing your body's cells at a molecular level to identify any abnormalities. This can help detect diseases early. A physician will interpret the results and provide a detailed report, explaining the findings clearly.

166 services162 patients

Evaluation of fine needle aspirate with interpretation and report 88173

This procedure involves using a thin needle to collect a small sample from an abnormal area or lump. The sample is then examined under a microscope to identify any potential issues. A report of the findings is provided for further analysis.

154 services126 patients

Evaluation of fine needle aspirate 88172

Evaluation of fine needle aspirate is a diagnostic procedure where a thin needle is used to collect cells from a lump or mass. This sample is then examined under a microscope to determine the nature of the lump, whether it's benign (non-cancerous) or malignant (cancerous).

149 services121 patients

Special stained specimen slides to examine tissue, initial procedure 88342

This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.

96 services83 patients

Microscopic genetic analysis of tissue, computer-assisted technology, initial procedure, each multiplex procedure 88374

This procedure involves analyzing tissue at a genetic level using a microscope and advanced computer technology. The initial process involves the collection and preparation of tissue samples. Each multiplex procedure refers to the simultaneous testing of multiple genetic markers to identify abnormalities.

58 services54 patients

Fine needle aspiration biopsy using ultrasound guidance, first growth 10005

Fine needle aspiration biopsy with ultrasound guidance is a procedure where a thin needle is inserted into a growth to extract a small sample. Ultrasound helps accurately locate the growth. This sample is then analyzed to determine the nature of the growth.

50 services49 patients

Pap test, evaluation of fine needle aspirate, immediate, each additional evaluation episode 88177

A Pap test is a procedure that checks for abnormal cells in the body, which could indicate a serious condition. The evaluation of a fine needle aspirate is a process where a small sample is taken with a thin needle for examination. This can be done multiple times for a thorough analysis.

50 services19 patients

Cell examination of specimen, concentration technique 88108

Cell examination of a specimen using a concentration technique is a lab process that enhances the detection of cells in a sample. This method helps to focus on key areas of the sample, making it easier to spot abnormalities or changes. It's a crucial part of diagnosing and monitoring certain health conditions.

42 services36 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

38 services38 patients

Special stained specimen slides to identify organisms including interpretation and report 88312

This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.

32 services18 patients

Microscopic genetic analysis of tumor, manual 88360

Microscopic genetic analysis of a tumor involves examining your tumor's genes under a microscope. This helps identify specific genetic changes in the tumor cells. This information can aid in diagnosing, predicting disease progression, and determining the most effective treatment options.

31 services15 patients

Special stained specimen slides to examine tissue including interpretation and report 88313

Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.

21 services16 patients

Surgical pathology consultation and report on referred slides prepared elsewhere 88321

A surgical pathology consultation involves reviewing slides prepared at a different lab to confirm or clarify a diagnosis. It's a second opinion to ensure accuracy. A report with findings and interpretations is then provided for your doctor's reference.

21 services21 patients

Pap test 88141

A Pap test is a routine exam that checks for changes in cells that could signal a health concern. During this test, a small sample of cells is gently collected from the lower region of the body. The sample is then examined under a microscope to ensure everything looks normal.

19 services19 patients

Fine needle aspiration biopsy, first growth 10021

A fine needle aspiration biopsy involves using a thin needle to collect cells from a growth for testing. This procedure helps identify if the growth is benign (non-cancerous) or malignant (cancerous). It's a quick, safe way to gather necessary information about your health.

12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94143 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$153.83 typical visit price

range $69.00 – $202.35

Typical copayment $38.45 (range $17.25 – $50.58)

Most-billed visit code 99204

Established Patient

$119.48 typical visit price

range $23.44 – $166.46

Typical copayment $29.87 (range $5.86 – $41.61)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

74.46/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Promoting Interoperability

Improvement Activities

Cost

46.68

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. NORA PFAFF MD

Pediatrics

1825 4TH STREET
SAN FRANCISCO, CA 94143

San Francisco County (415) 476-1000

DR. CHRISTOPHER JAMES SCHWARTZ D.0.

Pathology (Anatomic Pathology)

1825 4TH STREET
SAN FRANCISCO, CA 94143

San Francisco County (415) 514-3667

TAYLOR ALEXANDRA INMAN NP

Nurse Practitioner (Acute Care)

1825 4TH STREET, FLOOR 3, RM L3121C
SAN FRANCISCO, CA 94143

San Francisco County (415) 353-7070

MS. ANNALISA LOUISE POST MD

Obstetrics & Gynecology (Maternal & Fetal Medicine)

1825 4TH STREET
SAN FRANCISCO, CA 94143

San Francisco County (415) 476-7670

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Georgios Deftereos's NPI number?

The NPI number for Georgios Deftereos is 1225384456. It was assigned to this individual provider in the NPPES registry on July 25, 2012.

Where is Georgios Deftereos located?

Georgios Deftereos practices at 1825 4th Street, San Francisco, CA 94143. The listed phone number is (415) 353-7043.

What is Georgios Deftereos's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Georgios Deftereos enrolled in Medicare?

Yes. Georgios Deftereos is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Georgios Deftereos was last updated on December 16, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.