Physician Profile
Wei Loong Glenn Koh, MD
Unclaimed ProfileAbout Dr. Koh
Wei Loong Glenn Koh, MD practices general surgery in Modesto, CA. Wei Loong Glenn is also listed as specializing in surgery. Medicare claims data shows Wei Loong Glenn provided 55 services to 43 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes and critical care, first 30-74 minutes. The provider's National Provider Identifier (NPI) is 1013101633.
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
- (925) 200-1811
- Email not available
Practice Locations
4601 DALE RD SUITE 4A5
Modesto, CA 95356
Conditions Commonly Evaluated or Treated
Within General Surgery 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
Most searched conditions
Anorectal
Appendix, bowel, and emergency
Gallbladder and biliary
Hernia and abdominal wall
Skin and soft tissue
Abdominal
Abdominal wall
Breast
Colorectal
Digestive
- Acid reflux
- Acute pancreatitis
- Bleeding Stomach Ulcer
- Bowel Fistula
- Gastroparesis
- Swallowing difficulties
Emergency surgery
Endocrine
Gastrointestinal
Hernia
Infections
Lymphatic
Oncology
Procedures & services
Most searched procedures
Bowel and emergency abdominal
- Colon resection
- Exploratory laparoscopy
- Exploratory laparotomy
- Repair of perforated peptic ulcer
- Small-bowel resection
- Surgery for bowel obstruction
- Surgical drainage of abdominal abscess
- Surgical lysis of adhesions
Gallbladder and appendix
Hernia repair
Skin and soft tissue
Abdominal surgery
Abdominal wall
Access and nutrition
Anorectal
- Anal fistula surgery
- Drainage of anal abscess
- Hemorrhoid removal
- Rubber-band ligation of hemorrhoids
- Surgery for chronic anal fissure
Biopsy
Breast surgery
- Axillary lymph-node dissection
- Excisional biopsy of a breast mass
- Mastectomy
- Sentinel lymph-node biopsy
Breast Surgery
Colorectal
Colorectal surgery
Digestive procedures
Endocrine surgery
Gastrointestinal
Hernia surgery
Skin & Soft Tissue
Surgical Oncology
Surgical procedures
Vascular Access
Wound care
Procedures Most Often Billed to Medicare
55 services · 43 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
28 | Less often than most peers in General Surgery |
| Critical care, first 30-74 minutes | Office visit | 99291 |
27 | Less often than most peers in General Surgery |
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 general surgeons in Modesto 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 7 related providers in 1 group
Class of 2000 at Other 7
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Koh specialize in?
Dr. Koh is a general surgeon in Modesto, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “General Surgery”.
NPI registry
Where is Dr. Koh located?
Dr. Koh is listed at 4601 Dale Rd Suite 4A5, Modesto, CA 95356. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Koh's phone number?
The number on file is (925) 200-1811. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Koh?
Dr. Koh's National Provider Identifier is 1013101633. 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. Koh go to medical school?
Dr. Koh attended Other, graduating in 2000. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Koh have?
Dr. Koh has 26 years experience. Calculated from a graduation year of 2000, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Koh do most often?
According to Medicare billing data, Dr. Koh 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 Dr. Koh's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Koh. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.