Physician Profile
Karen N. Zaghiyan, MD
Unclaimed ProfileAbout Dr. Zaghiyan
Based in Los Angeles, CA, Karen N. Zaghiyan, MD is listed in the NPI registry under colorectal surgery (proctology). Karen graduated from University of California, San Diego School of Medicine in 2007. Karen is also listed as specializing in surgery. According to Medicare claims data, Karen cared for 632 Medicare patients across 1,255 services. The services billed most often include injection of hemorrhoid, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and diagnostic exam of rectum and lower large bowel using an endoscope. NPI 1508191214 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
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) 289-9224
- Email not available
Practice Locations
8737 BEVERLY BLVD #101
Los Angeles, CA 90048
Conditions Commonly Evaluated or Treated
Within Colon and Rectal 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 conditions
Anorectal disorders
Bowel disorders
- Bowel Blockage in Babies
- Chronic diarrhea
- Constipation From Pain Medicine
- Difficulty Emptying Bowels
- Severely Enlarged Colon
- Twisted Bowel
Bowel symptoms
Cancer
Colon conditions
Digestive emergencies
Infections
Infections & cysts
Inflammatory bowel disease
Inflammatory conditions
Ostomy & surgical complications
Pain
Pelvic disorders
Pelvic floor & structure
Skin conditions
Tumors & growths
Vascular & inflammatory
Procedures & services
Most searched procedures
Abdominal surgery
Anorectal procedures
Bowel management
Cancer screening
Cancer surgery
Diagnostic tests
Diagnostics
Digestive health
Endoscopy & minimally invasive
Excision & drainage
Fistula procedures
Hemorrhoid treatments
Inflammatory bowel surgery
Injections & pain relief
Minimally invasive surgery
Ostomy surgery
Pelvic floor & prolapse
Pelvic therapy
Reconstructive surgery
Therapy & rehabilitation
Procedures Most Often Billed to Medicare
1,255 services · 632 patients · 14 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of hemorrhoid | Procedure | 46500 |
455 | More than most peers in Colorectal Surgery (Proctology) |
| Diagnostic exam of rectum and lower large bowel using an endoscope | Procedure | 45300 |
77 | More often than most peers in Colorectal Surgery (Proctology) |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
20 | As often as other peers in Colorectal Surgery (Proctology) |
| Complete ultrasound scan of pelvis | Imaging | 76856 |
15 | Too few peers to compare |
| Test for tone and sensation of rectum and anus | Treatment | 91120 |
26 | Too few peers to compare |
| Study of rectum sensitivity and function | Treatment | 91122 |
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 |
410 | More than most peers in Colorectal Surgery (Proctology) |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
76 | More often than most peers in Colorectal Surgery (Proctology) |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
49 | More often than most peers in Colorectal Surgery (Proctology) |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
31 | As often as other peers in Colorectal Surgery (Proctology) |
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.
Other colorectal surgery specialists at this location 1
Same specialty, same street address — most likely the same department or group.
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 colorectal surgery specialists in Los Angeles 8
Same specialty, same city.
More connections — 23 related providers in 3 groups
Trained at University of California, San Diego School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2007 at University of California, San Diego School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of hemorrhoid 7
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Zaghiyan?
Dr. Zaghiyan is a colorectal surgery (proctology) in Los Angeles, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Zaghiyan's address?
Dr. Zaghiyan is listed at 8737 Beverly Blvd #101, Los Angeles, CA 90048. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Zaghiyan?
The number on file is (310) 289-9224. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Zaghiyan's NPI number?
Dr. Zaghiyan's National Provider Identifier is 1508191214. 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. Zaghiyan train?
Dr. Zaghiyan attended University of California, San Diego School of Medicine, graduating in 2007. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Zaghiyan been practicing?
Dr. Zaghiyan has 19 years experience. Calculated from a graduation year of 2007, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Zaghiyan perform?
According to Medicare billing data, Dr. Zaghiyan performs procedures including injection of hemorrhoid, diagnostic exam of rectum and lower large bowel using an endoscope and biopsy of large bowel using a flexible endoscope; reads or performs imaging such as complete ultrasound scan of pelvis; provides treatments such as test for tone and sensation of rectum and anus and study of rectum sensitivity and function, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Zaghiyan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Zaghiyan. If this is you, claiming it is free.
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