Physician Profile
John W. Blackett, MD
Unclaimed ProfileAbout Dr. Blackett
John W. Blackett, MD is a healthcare provider in New York, NY specializing in gastroenterology. John trained at Washington University School of Medicine, graduating in 2015. According to Medicare claims data, John cared for 468 Medicare patients across 535 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 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
- (212) 305-6354
- Email not available
Practice Locations
622 W 168TH ST FL 4
New York, NY 10032
200 1st St SW
Rochester, MN 55905
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
535 services · 468 patients · 17 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
29 | Less often than most peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
29 | Less often than most peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
18 | Less often than most peers in Gastroenterology |
| Study of rectum sensitivity and function | Treatment | 91122 |
27 | As often as other peers in Gastroenterology |
| Test for tone and sensation of rectum and anus | Treatment | 91120 |
27 | As often as other peers in Gastroenterology |
| Study of esophagus to assess movement | Treatment | 91010 |
22 | As often as other peers in Gastroenterology |
| Monitoring and recording of esophageal function through nasal tube with electrode | Treatment | 91037 |
13 | Less often than most peers in Gastroenterology |
| Monitoring and recording of esophageal function through a capsule attached to the esophagus wall | Treatment | 91035 |
13 | Less often than most peers in Gastroenterology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
106 | More often than most peers in Gastroenterology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
64 | As often as other 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 3
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 New York 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2015 at Washington University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Biopsy of large bowel using a flexible endoscope 8
Providers in NY who bill this service to Medicare most often.
- Saratoga Schenectady Endoscopy Center, LLC
- Carnegie Hill Endoscopy LLC
- Yorkville Endoscopy, LLC
- Digestive Diseases Diagnostic & Treatment Center LLC
- Great South Bay Endoscopy Center, LLC
- Endoscopy Center of Long Island LLC
- St. Peter'S Ambulatory Surgery Center LLC
- Long Island Digestive Endoscopy Center, LLC
Common questions
What kind of doctor is Dr. Blackett?
Dr. Blackett is a gastroenterologist in New York, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
What is Dr. Blackett's address?
Dr. Blackett is listed at 622 W 168Th St Fl 4, New York, NY 10032. 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. Blackett?
The number on file is (212) 305-6354. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Blackett's NPI number?
Dr. Blackett's National Provider Identifier is 1932594314. 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. Blackett train?
Dr. Blackett attended Washington University School of Medicine, graduating in 2015. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Blackett been practicing?
Dr. Blackett has 11 years experience. Calculated from a graduation year of 2015, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Blackett perform?
According to Medicare billing data, Dr. Blackett performs procedures including biopsy of large bowel using a flexible endoscope, biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope and removal of polyps or growths of large bowel using an endoscope with mechanical snare; provides treatments such as study of rectum sensitivity and function and test for tone and sensation of rectum and anus, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Blackett confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Blackett. 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.