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Edit this profileAndy C. Hsi, M.D. practices pathology in Placentia, CA. Andy is a 2012 graduate of Baylor College of Medicine. Andy is also listed as specializing in anatomic & clinical pathology. According to Medicare claims data, Andy cared for 10,877 Medicare patients across 16,796 services. The services billed most often include pathology examination of tissue using a microscope, intermediate complexity, special stained specimen slides to examine tissue, initial procedure, and special stained specimen slides to examine tissue, each additional procedure. The provider's National Provider Identifier (NPI) is 1366832032.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1041 E YORBA LINDA BLVD STE 304
Placentia, CA 92870
4951 Airport Pkwy Ste 590
Addison, TX 75001
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.
Autoimmune & Joints
Autopsy & Forensic
Blood & Metabolism
Blood Disorders
Cancer
Cervical & Gynecologic
Digestive
Digestive System
Endocrine
Genetics
Hormones
Immune System
Infections
Kidney
Liver
Metabolic & Routine Lab
Pregnancy & Fertility
Skin Cancer
Women's Health
Autopsy & Forensic
Blood Tests
Cytology
Cytology & Screening
Genetic & Molecular Tests
Genetics
Immune & Allergy Tests
Infection Testing
Infection Tests
Lab & Blood Tests
Pathology Review
Pregnancy & Fertility
Routine Lab Tests
Tissue Biopsy
16,796 services · 10,877 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Pathology examination of tissue using a microscope, intermediate complexity | Lab test | 88305 |
12,966 | More than most peers in Pathology |
| Special stained specimen slides to examine tissue, initial procedure | Lab test | 88342 |
1,466 | More than most peers in Pathology |
| Special stained specimen slides to examine tissue, each additional procedure | Lab test | 88341 |
1,284 | More than most peers in Pathology |
| Pathology examination of tissue using a microscope, moderately low complexity | Lab test | 88304 |
613 | More than most peers in Pathology |
| Special stained specimen slides to identify organisms including interpretation and report | Lab test | 88312 |
450 | More than most peers in Pathology |
| Special stained specimen slides to examine tissue including interpretation and report | Lab test | 88313 |
17 | Less often than most peers in Pathology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Andy C. Hsi is a pathologist in Placentia, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pathology”.
NPI registry
Andy C. Hsi is listed at 1041 E Yorba Linda Blvd Ste 304, Placentia, CA 92870. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (714) 924-7240. Contact the office directly to confirm availability and scheduling.
NPI registry
Andy C. Hsi's National Provider Identifier is 1366832032. 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
Andy C. Hsi attended Baylor College of Medicine, graduating in 2012. This comes from the CMS National Downloadable File.
CMS public data
Andy C. Hsi has 14 years experience. Calculated from a graduation year of 2012, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Andy C. Hsi 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
Not yet. This profile is built from public federal data and has not been confirmed by Andy C. Hsi. If this is you, claiming it is free.
Guide.md
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