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- 1600 Divisadero St, San Francisco, CA 94115
About Dr. Iezza
Based in San Francisco, CA, Gioia Iezza, MD is listed in the NPI registry under cytopathology. Gioia is also listed as specializing in anatomic & clinical pathology. According to Medicare claims data, Gioia cared for 1,071 Medicare patients across 1,766 services. The services billed most often include pathology examination of tissue using a microscope, intermediate complexity, cell examination of specimen, selective cellular enhancement technique, and special stained specimen slides to examine tissue, each additional procedure. NPI 1235182114 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (415) 885-7301
- Email not available
Practice Locations
1600 DIVISADERO ST
San Francisco, CA 94115
Conditions Evaluated or Diagnosed
Within Pathology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Autoimmune & Joints
Autopsy & Forensic
Blood & Metabolism
Blood Disorders
- Bleeding Disorders
- Blood Clotting Gene Mutation
- Iron-deficiency anemia
- Leukemia
- Lymphoma
- Multiple Myeloma
- Sickle cell disease
Cancer
- Bladder cancer
- Bone tumors
- Brain tumor
- Breast cancer
- Cervical cancer
- Colon cancer
- Endometrial cancer
- Kidney cancer
- Liver cancer
- Lung cancer
- Oral cavity cancer
- Ovarian cancer
- Pancreatic cancer
- Prostate cancer
- Soft-tissue sarcoma
- Stomach cancer
- Testicular cancer
- Thyroid cancer
Cervical & Gynecologic
Digestive
Digestive System
Endocrine
Genetics
Hormones
Immune System
Infections
Kidney
Liver
Metabolic & Routine Lab
Pregnancy & Fertility
Skin Cancer
Women's Health
Procedures & services
Autopsy & Forensic
Blood Tests
- Blood Clotting Tests
- Blood Type Test
- Cholesterol screening
- Complete Blood Count
- Comprehensive Metabolic Panel
- Hemoglobin A1c Test
- Iron Level Blood Test
- Thyroid Blood Test
Cytology
Cytology & Screening
- Fine-needle aspiration of a neck mass
- Human papillomavirus testing
- Pap Smear Test
- Thyroid Nodule Biopsy Review
Genetic & Molecular Tests
Genetics
Immune & Allergy Tests
Infection Testing
Infection Tests
Lab & Blood Tests
- Cardiac enzyme blood test
- Pregnancy blood test
- Sed rate inflammation test
- Testosterone blood test
- Vitamin D blood test
Pathology Review
Pregnancy & Fertility
Routine Lab Tests
Tissue Biopsy
- Bone Marrow Biopsy Interpretation
- Breast Biopsy Analysis
- Cervical biopsy lab review
- Colon Polyp Testing
- Kidney Biopsy Examination
- Liver Biopsy Examination
- Lung biopsy lab review
- Lymph Node Biopsy Analysis
- Oral biopsy lab review
- Prostate Biopsy Analysis
- Skin Biopsy Lab Review
- Stomach biopsy lab review
- Uterine biopsy lab review
Procedures Most Often Billed to Medicare
1,766 services · 1,071 patients · 13 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Fine needle aspiration biopsy using ultrasound guidance, first growth | Procedure | 10005 |
14 | Less often than most peers in Cytopathology |
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
296 | As often as other peers in Cytopathology |
| Cell examination of specimen, selective cellular enhancement technique | Lab test | 88112 |
243 | More often than most peers in Cytopathology |
| Special stained specimen slides to examine tissue, each additional procedure | Lab test | 88341 |
212 | More often than most peers in Cytopathology |
| Evaluation of fine needle aspirate with interpretation and report | Lab test | 88173 |
197 | More often than most peers in Cytopathology |
| Pap test, evaluation of fine needle aspirate, immediate, each additional evaluation episode | Lab test | 88177 |
196 | More than most peers in Cytopathology |
| Evaluation of fine needle aspirate | Lab test | 88172 |
159 | More than most peers in Cytopathology |
| Cell examination of specimen, concentration technique | Lab test | 88108 |
131 | More often than most peers in Cytopathology |
| Pathology cytologic examination of specimen during surgery, each additional site | Lab test | 88334 |
117 | Too few peers to compare |
| Pathology cytologic examination of specimen during surgery, initial site | Lab test | 88333 |
71 | More often than most peers in Cytopathology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other cytopathology specialists in San Francisco 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 10 related providers in 2 groups
Class of 1994 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Fine needle aspiration biopsy using ultrasound guidance, first growth 2
Providers in CA who bill this service to Medicare most often.
Common questions
What does Dr. Iezza specialize in?
Dr. Iezza is a cytopathology in San Francisco, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Dr. Iezza located?
Dr. Iezza is listed at 1600 Divisadero St, San Francisco, CA 94115. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Iezza's phone number?
The number on file is (415) 885-7301. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Iezza's NPI number?
Dr. Iezza's National Provider Identifier is 1235182114. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Iezza go to medical school?
Dr. Iezza attended Other, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Iezza been practicing?
Dr. Iezza has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Iezza do most often?
According to Medicare billing data, Dr. Iezza performs procedures including fine needle aspiration biopsy using ultrasound guidance, first growth, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Iezza confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Iezza. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.