Physician Profile
Diane Tam Singer, M.D.
Unclaimed ProfileAbout Dr. Tam Singer
Based in Torrance, CA, Diane Tam Singer, M.D. is listed in the NPI registry under anatomic & clinical pathology. Diane is also listed as specializing in cytopathology. Medicare claims data shows Diane provided 2,236 services to 1,354 patients. The services billed most often include pathology examination of tissue using a microscope, intermediate complexity, special stained specimen slides to examine tissue, each additional procedure, and blood smear interpretation by physician with written report. NPI 1972539047 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
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (310) 543-6970
- Email not available
Practice Locations
4101 TORRANCE BLVD. PATHOLOGY DEPT.
Torrance, CA 90503
Conditions Evaluated or Diagnosed
Within Anatomic & Clinical 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 & Joint
- Autoimmune Disease Markers
- Gout
Blood cancer
- Lymphoma
- Multiple Myeloma
Blood chemistry
- High calcium
- Low sodium or electrolyte imbalance
Blood Disorders
- Bleeding Disorders
- Blood Clotting Gene Mutation
- Hemochromatosis
- High White Blood Cell Count
- Iron-deficiency anemia
Blood disorders
- High Platelet Count
- Low Platelets
- Low White Blood Cell Count
Cancer & Tumors
- Breast Cancer Biopsy Findings
- Leukemia
- Lipoma
- Prostate Cancer Biopsy Results
- Suspicious Lung Spot
- Swollen Lymph Nodes
Cervical & Women's Health
- Endometrial hyperplasia
Cervical Health
- Abnormal cervical cells and cervical dysplasia
Digestive pathology
- Barrett's esophagus
Digestive System
- Abnormal Liver Enzymes
- Celiac disease
- H. pylori infection
- Inflammatory bowel disease
- Precancerous Colon Polyps
Hormones
- Testosterone deficiency
Hormones & Metabolism
- High cholesterol
- Hypothyroidism
- Prediabetes
- Thyroid nodules
- Vitamin D deficiency
Infections
- Sepsis or blood infection
- Sexually transmitted infections
- UTI
Infectious disease
- HPV infection risk
- Lyme disease
Kidney & Urinary
- Bladder cancer
- High creatinine levels
Liver pathology
- Fatty liver disease
Prostate
- High PSA levels
Skin
- Precancerous sun spot
- Skin cancer
Skin pathology
- Moles and atypical moles
Urine & kidney
Procedures & services
Biopsy & Tissue Testing
- Bone Marrow Biopsy Testing
- Colon Polyp Biopsy Examination
- Fine Needle Aspiration Biopsy
- Frozen Section During Surgery
- Skin Biopsy Lab Review
- Special Tissue Staining
- Thyroid Biopsy Examination
Blood chemistry
- Iron Level Blood Test
Cancer & Genetic Testing
- Chromosome And Genetic Testing
- Flow Cytometry Test
- Liquid Biopsy
- Tumor Biomarker Testing
- Tumor Marker Testing
Cancer screening
- Prostate cancer blood test
Cardiac testing
- Troponin blood test
Cervical & Women's Health
- Pap Smear Test
Fertility testing
- Sperm count test
Hormone testing
- Cortisol blood test
- Testosterone blood test
Immunology
- Immune System Blood Test
Infection & Microbiology Tests
- Blood Culture Test
- Colon cancer screening consult
- H. Pylori Breath Test
- STI and STD Screening
- Urine sediment test
Infectious disease
- Lyme disease test
Inflammation testing
- Inflammation Blood Tests
- Sed rate inflammation test
Pathology Consultations
- Biopsy Second Opinion
- Second Opinion For Cancer
Post-Mortem & Forensic
- Paternity DNA Test
- Private Autopsy Service
Routine blood testing
- Basic metabolic panel
- Complete Blood Count
- Comprehensive Metabolic Panel
Routine Blood Tests
- Blood Clotting Test
- Cholesterol screening
- Hemoglobin A1c Test
- Kidney Function Blood Test
- Liver Function Blood Test
- Routine blood work
- Thyroid Blood Test
Specialty Lab Panels
- Allergy Blood Testing
- Autoimmune Blood Panel
- Celiac Disease Blood Test
- Urine Drug Screen
Tissue biopsy
- Breast tissue biopsy test
- Cervical biopsy test
- Lymph node biopsy review
Toxicology
- Heavy metals blood test
Transfusion testing
- Blood Type Test
Urine testing
- Urinalysis
Procedures Most Often Billed to Medicare
2,236 services · 1,354 patients · 23 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy and aspiration of bone marrow sample for diagnosis | Procedure | 38222 |
11 | Less often than most peers in Anatomic & Clinical Pathology |
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
542 | As often as other peers in Anatomic & Clinical Pathology |
| Special stained specimen slides to examine tissue, each additional procedure | Lab test | 88341 |
372 | More often than most peers in Anatomic & Clinical Pathology |
| Blood smear interpretation by physician with written report | Lab test | 85060 |
296 | More than most peers in Anatomic & Clinical Pathology |
| Special stained specimen slides to examine tissue, initial procedure | Lab test | 88342 |
223 | More often than most peers in Anatomic & Clinical Pathology |
| Pathology examination of tissue using a microscope, moderately high complexity | Lab test | 88307 |
117 | More often than most peers in Anatomic & Clinical Pathology |
| Microscopic genetic analysis of tumor, manual | Lab test | 88360 |
95 | More often than most peers in Anatomic & Clinical Pathology |
| Protein measurement, serum | Lab test | 84165 |
77 | As often as other peers in Anatomic & Clinical Pathology |
| Special stained specimen slides to examine tissue including interpretation and report | Lab test | 88313 |
75 | As often as other peers in Anatomic & Clinical Pathology |
| Pathology examination of tissue using a microscope, moderately low complexity | Lab test | 88304 |
70 | More often than most peers in Anatomic & Clinical Pathology |
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 anatomic & clinical pathology specialists in Torrance 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1993 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy and aspiration of bone marrow sample for diagnosis 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Diane Tam Singer?
Diane Tam Singer is an anatomic & clinical pathology in Torrance, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Diane Tam Singer's address?
Diane Tam Singer is listed at 4101 Torrance Blvd. Pathology Dept., Torrance, CA 90503. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Diane Tam Singer?
The number on file is (310) 543-6970. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Diane Tam Singer?
Diane Tam Singer's National Provider Identifier is 1972539047. 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 Diane Tam Singer train?
Diane Tam Singer attended Other, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Diane Tam Singer have?
Diane Tam Singer has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What procedures does Diane Tam Singer perform?
According to Medicare billing data, Diane Tam Singer performs procedures including biopsy and aspiration of bone marrow sample for diagnosis, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Diane Tam Singer's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Diane Tam Singer. If this is you, claiming it is free.
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