Physician Profile
Javad Khalilzadeh, MD
Unclaimed ProfileAbout Dr. Khalilzadeh
Javad Khalilzadeh, MD practices gastroenterology in Washington, DC. According to Medicare claims data, Javad cared for 1,420 Medicare patients across 5,816 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 subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
Education & Training
Specialty
Credentials & Licensing
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.
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
- (202) 288-7777
- Email not available
Practice Locations
106 IRVING ST NW SUITE 2000
Washington, DC 20010
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
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
Most searched procedures
Lower endoscopy
Upper endoscopy
Capsule and physiology testing
Diagnostic Testing
Liver procedures
Treatments
Procedures Most Often Billed to Medicare
5,816 services · 1,420 patients · 15 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
165 | More than most peers in Gastroenterology |
| Insertion of stomach tube using a flexible endoscope | Procedure | 43246 |
77 | More than most peers in Gastroenterology |
| Destruction of polyp or growth of large bowel using a flexible endoscope | Procedure | 45388 |
35 | More often than most peers in Gastroenterology |
| Removal of foreign bodies of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43247 |
33 | More than most peers in Gastroenterology |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
31 | More often than most peers in Gastroenterology |
| Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43255 |
28 | More often than most peers in Gastroenterology |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
25 | Less often than most peers in Gastroenterology |
| Control of bleeding of first or second part of small bowel using an endoscope | Procedure | 44366 |
13 | Too few peers to compare |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
12 | Less often than most peers in Gastroenterology |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
4,427 | More 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.
Other gastroenterologists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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.
More connections — 32 related providers in 4 groups
Other gastroenterologists in Washington 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1987 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 8
Providers in DC who bill this service to Medicare most often.
Common questions
What does Dr. Khalilzadeh specialize in?
Dr. Khalilzadeh is a gastroenterologist in Washington, DC. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where is Dr. Khalilzadeh located?
Dr. Khalilzadeh is listed at 106 Irving St Nw Suite 2000, Washington, DC 20010. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Khalilzadeh's phone number?
The number on file is (202) 288-7777. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Khalilzadeh's NPI number?
Dr. Khalilzadeh's National Provider Identifier is 1376528026. 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. Khalilzadeh go to medical school?
Dr. Khalilzadeh attended Other, graduating in 1987. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Khalilzadeh been practicing?
Dr. Khalilzadeh has 39 years experience. Calculated from a graduation year of 1987, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Khalilzadeh do most often?
According to Medicare billing data, Dr. Khalilzadeh performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, insertion of stomach tube using a flexible endoscope and destruction of polyp or growth of large bowel using a flexible endoscope, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Khalilzadeh confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Khalilzadeh. 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.