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Edit this profileAt a glance
- 20911 Earl St, Suite 180, Torrance, CA 90503
About Dr. Khaja
Based in Torrance, CA, Nazir Khaja, M.D. is listed in the NPI registry under gastroenterology. According to Medicare claims data, Nazir cared for 512 Medicare patients across 1,237 services. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes, and established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more. NPI 1962428102 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) 370-4660
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
20911 EARL ST SUITE 180
Torrance, CA 90503
Conditions Commonly Evaluated or Treated
Within Gastroenterology 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
Chronic conditions
Liver health
Specialized and cancer
Wound care
Most searched conditions
- Acid reflux
- Celiac disease
- Crohn's disease
- Hemorrhoids
- IBS
- Swallowing difficulties
- Ulcerative colitis
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatitis B
- Hepatitis C
- Portal hypertension
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Procedures & services
Advanced endoscopy
Biliary and pancreatic endoscopy
Capsule and physiology testing
- Ambulatory reflux monitoring
- Capsule endoscopy
- Hydrogen and methane breath testing
- Anorectal manometry
- Esophageal manometry
Chronic illness
Clinical Nutrition
Diagnostic Testing
Digestive
General surgery
Infection & Microbiology Tests
Liver procedures
Lower endoscopy
- Colon polyp removal
- Diagnostic colonoscopy
- Endoscopic control of gastrointestinal bleeding
- Flexible sigmoidoscopy
Nursing care
Nutrition & Digestion
Upper endoscopy
- Endoscopic mucosal resection
- Esophageal biopsy
- Esophageal dilation
- Stomach biopsy
- Endoscopic submucosal dissection
Most searched procedures
Treatments
Procedures Most Often Billed to Medicare
1,237 services · 512 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of stomach tube using a flexible endoscope | Procedure | 43246 |
40 | More than most peers in Gastroenterology |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
38 | More often than most peers in Gastroenterology |
| Diagnostic exam of esophagus using a flexible endoscope through mouth | Procedure | 43200 |
30 | Too few peers to compare |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
13 | Less often than most peers in Gastroenterology |
| Biopsy of esophagus using a flexible endoscope through mouth | Procedure | 43202 |
13 | Too few peers to compare |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
815 | More than most peers in Gastroenterology |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
174 | More than most peers in Gastroenterology |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
78 | More often than most peers in Gastroenterology |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
36 | More often than most peers in Gastroenterology |
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.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
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 gastroenterologists in Torrance 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1961 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of stomach tube using a flexible endoscope 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Nazir Khaja?
Nazir Khaja is a gastroenterologist in Torrance, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
What is Nazir Khaja's address?
Nazir Khaja is listed at 20911 Earl St Suite 180, Torrance, CA 90503. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Nazir Khaja?
The number on file is (310) 370-4660. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Nazir Khaja's NPI number?
Nazir Khaja's National Provider Identifier is 1962428102. 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 Nazir Khaja train?
Nazir Khaja attended Other, graduating in 1961. This comes from the CMS National Downloadable File.
CMS public data
How long has Nazir Khaja been practicing?
Nazir Khaja has 65 years experience. Calculated from a graduation year of 1961, reported in the CMS National Downloadable File.
CMS public data
What procedures does Nazir Khaja perform?
According to Medicare billing data, Nazir Khaja performs procedures including insertion of stomach tube using a flexible endoscope, diagnostic exam of large bowel using a flexible endoscope and diagnostic exam of esophagus using a flexible endoscope through mouth, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Nazir Khaja confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Nazir Khaja. If this is you, claiming it is free.
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