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Edit this profileAt a glance
- 1798 N Garey Ave, Pomona, CA 91767
About Dr. Chang-Suen
Catherine Chang-Suen, D.O. practices anatomic & clinical pathology in Pomona, CA. Medicare claims data shows Catherine provided 1,198 services to 686 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 pathology examination of tissue using a microscope, moderately low complexity. The provider's National Provider Identifier (NPI) is 1205201621.
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
- (909) 865-9500
- Email not available
Practice Locations
1798 N GAREY AVE
Pomona, CA 91767
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
Blood chemistry
Blood Disorders
- Bleeding Disorders
- Blood Clotting Gene Mutation
- Hemochromatosis
- High White Blood Cell Count
- Iron-deficiency anemia
Blood disorders
Cancer & Tumors
- Breast Cancer Biopsy Findings
- Leukemia
- Lipoma
- Prostate Cancer Biopsy Results
- Suspicious Lung Spot
- Swollen Lymph Nodes
Cervical & Women's Health
Cervical Health
Digestive pathology
Digestive System
- Abnormal Liver Enzymes
- Celiac disease
- H. pylori infection
- Inflammatory bowel disease
- Precancerous Colon Polyps
Hormones
Hormones & Metabolism
Infections
Infectious disease
- HPV infection risk
- Lyme disease
Kidney & Urinary
Liver pathology
Prostate
- High PSA levels
Skin
Skin pathology
Urine & kidney
Procedures & services
Pathology Consultations
- Biopsy Second Opinion
- Second Opinion For Cancer
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
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
Procedures Most Often Billed to Medicare
1,198 services · 686 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
677 | As often as other peers in Anatomic & Clinical Pathology |
| Special stained specimen slides to examine tissue, each additional procedure | Lab test | 88341 |
114 | Less often than most peers in Anatomic & Clinical Pathology |
| Pathology examination of tissue using a microscope, moderately low complexity | Lab test | 88304 |
100 | More often than most peers in Anatomic & Clinical Pathology |
| Pathology examination of tissue using a microscope, moderately high complexity | Lab test | 88307 |
60 | As often as other peers in Anatomic & Clinical Pathology |
| Preparation of tissue for examination by removing any calcium present | Lab test | 88311 |
57 | More often than most peers in Anatomic & Clinical Pathology |
| Special stained specimen slides to examine tissue, initial procedure | Lab test | 88342 |
54 | Less often than most peers in Anatomic & Clinical Pathology |
| Microscopic genetic analysis of tumor, using computer-assisted technology | Lab test | 88361 |
49 | Less often than most peers in Anatomic & Clinical Pathology |
| Special stained specimen slides to identify organisms including interpretation and report | Lab test | 88312 |
37 | As often as other peers in Anatomic & Clinical Pathology |
| Surgical pathology, gross and microscopic examinations, for prostate needle biopsy, any method | Billing code | G0416 |
19 | As often as other peers in Anatomic & Clinical Pathology |
| Pathology examination of specimen during surgery, first tissue block | Lab test | 88331 |
16 | Less 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 Pomona 5
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2014 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Catherine Chang-Suen?
Catherine Chang-Suen is an anatomic & clinical pathology in Pomona, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Catherine Chang-Suen's address?
Catherine Chang-Suen is listed at 1798 N Garey Ave, Pomona, CA 91767. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Catherine Chang-Suen?
The number on file is (909) 865-9500. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Catherine Chang-Suen?
Catherine Chang-Suen's National Provider Identifier is 1205201621. 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 Catherine Chang-Suen train?
Catherine Chang-Suen attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Catherine Chang-Suen have?
Catherine Chang-Suen has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What procedures does Catherine Chang-Suen perform?
According to Medicare billing data, Catherine Chang-Suen the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Catherine Chang-Suen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Catherine Chang-Suen. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.