Physician Profile
Shiun T. Ker, M.D. is a healthcare provider in Monterey Park, CA specializing in surgery. Shiun is also listed as specializing in colon & rectal surgery. Medicare claims data shows Shiun provided 1,065 services to 896 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, diagnostic exam of rectum and lower large bowel using an endoscope, and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
600 N GARFIELD AVE ROOM 306
Monterey Park, CA 91754
Within Surgery (Unspecified) generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Breast conditions
Cancer
Colorectal
Digestive
Digestive & blood
Digestive health
Endocrine
Infections
Lumps & bumps
Lymphatic
Minor surgery
Skin & scars
Skin & soft tissue
Skin cancer
Vascular
Weight & metabolism
Wound care
Wounds
Most searched procedures
Abdominal
Abdominal surgery
Bariatric
Breast surgery
Cancer
Cancer surgery
Colorectal
Consultations
Diagnostic
Digestive
Digestive health
Endocrine
Infections
Minor surgery
Post-op care
Reconstruction
Skin & soft tissue
Skin cancer
Vascular
Vascular & cancer
Weight loss
Wound care
Wounds
1,065 services · 896 patients · 10 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of rectum and lower large bowel using an endoscope | Procedure | 45300 |
204 | More than most peers in Surgery |
| Removal of external hemorrhoids by rubber banding | Procedure | 46221 |
143 | More than most peers in Surgery |
| Diagnostic exam of anus using an endoscope | Procedure | 46600 |
139 | More than most peers in Surgery |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
57 | More often than most peers in Surgery |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
35 | More often than most peers in Surgery |
| Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery | Procedure | 45384 |
31 | As often as other peers in Surgery |
| Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using a flexible endoscope with electrical cautery | Procedure | 43250 |
23 | Too few peers to compare |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
260 | More than most peers in Surgery |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
145 | More than most peers in Surgery |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
28 | As often as other peers in Surgery |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Shiun T. Ker is a general surgeon in Monterey Park, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.
NPI registry
Shiun T. Ker is listed at 600 N Garfield Ave Room 306, Monterey Park, CA 91754. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (626) 571-8271. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Shiun T. Ker's National Provider Identifier is 1669554887. 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
Shiun T. Ker attended Other, graduating in 1974. This comes from the CMS National Downloadable File.
CMS public data
Shiun T. Ker has 52 years experience. Calculated from a graduation year of 1974, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Shiun T. Ker performs procedures including diagnostic exam of rectum and lower large bowel using an endoscope, removal of external hemorrhoids by rubber banding and diagnostic exam of anus using an endoscope, alongside routine visits and testing. 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 Shiun T. Ker. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.