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MICHAEL DEFTOS M.D.,PH.D.
NPI 1346557139
Pathology - Anatomic Pathology & Clinical Pathology in San Francisco, CA

Active since September 01, 2010PECOS EnrolledAccepts Medicare Assignment
80.58/100
CMS Quality Rating
2455 39TH AVE, SAN FRANCISCO, CA 94116(415) 504-7422 Get Directions Write a Review

NPPES record last updated: September 1, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Michael Deftos M.d.,ph.d. NPPES

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

MICHAEL DEFTOS M.D.,PH.D. (NPI 1346557139) is an individual anatomic pathology & clinical pathology provider in San Francisco, California, licensed in California (A98387) and active in the NPI registry since September 2010. He is enrolled in Medicare PECOS and is a graduate of University Of Washington School Of Medicine (2003).

NPPES Registry Identity

NPI1346557139
Entity TypeIndividualMale
Primary Taxonomy207ZP0102X
Provider Legal NameMICHAEL DEFTOSCredential: M.D.,PH.D.
Location Address2455 39TH AVESan Francisco, CA 94116-2154
Mailing Address2455 39th AveSan Francisco, CA 94116-2154 · (415) 504-7422
Phone(415) 504-7422
Sole ProprietorYes
Medical School CMSUniversity Of Washington School Of MedicineGraduated 2003
Enumeration DateSeptember 1, 2010
✔ NPI 1346557139 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 · A98387
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.
2455 39TH AVE, San Francisco, CA 94116
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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

Michael Deftos M.d.,ph.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 ID3375711955
PECOS Enrollment IDI20110726000688
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 9

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.

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.
155 services99 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.
67 services20 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.
34 services31 patients
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.
27 services24 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.
23 services23 patients
Pathology examination of tissue using a microscope, moderately high complexity 88307
A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.
23 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94116 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.

80.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality67.43
Promoting Interoperability100
Improvement Activities40
Cost46.5

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 Michael Deftos's NPI number?

The NPI number for Michael Deftos is 1346557139. It was assigned to this individual provider in the NPPES registry on September 1, 2010.

Where is Michael Deftos located?

Michael Deftos practices at 2455 39th Ave, San Francisco, CA 94116. The listed phone number is (415) 504-7422.

What is Michael Deftos's specialty?

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

Is Michael Deftos enrolled in Medicare?

Yes. Michael Deftos 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 Michael Deftos was last updated on September 1, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.