Are you M S. Ayasso, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileM S. Ayasso, M.D. is a healthcare provider in Pittsburgh, PA specializing in gastroenterology. Medicare claims data shows M provided 681 services to 611 patients. 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, biopsy of large bowel using a flexible endoscope, and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope. This provider record is associated with NPI 1295726693.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
5200 CENTRE AVE SUITE 312
Pittsburgh, PA 15232
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.
Most searched conditions
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Most searched procedures
Lower endoscopy
Upper endoscopy
Capsule and physiology testing
Diagnostic Testing
Liver procedures
Treatments
681 services · 611 patients · 16 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
79 | More often than most peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
74 | As often as other peers in Gastroenterology |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
51 | As often as other peers in Gastroenterology |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
33 | More often than most peers in Gastroenterology |
| Insertion of guide wire with dilation of esophagus using a flexible endoscope | Procedure | 43248 |
30 | As often as other peers in Gastroenterology |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
22 | As often as other peers in Gastroenterology |
| Review by radiologist of image from tube placement into bile duct using an endoscope | Imaging | 74328 |
15 | Less often than most peers in Gastroenterology |
| Measurement of liver stiffness | Treatment | 91200 |
24 | As often as other 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 |
151 | More often than most peers in Gastroenterology |
| Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monit | Billing code | G0500 |
40 | 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.
M S. Ayasso is a gastroenterologist in Pittsburgh, PA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
M S. Ayasso is listed at 5200 Centre Ave Suite 312, Pittsburgh, PA 15232. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (412) 321-7777. Contact the office directly to confirm availability and scheduling.
NPI registry
M S. Ayasso's National Provider Identifier is 1295726693. 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
M S. Ayasso attended Other, graduating in 1978. This comes from the CMS National Downloadable File.
CMS public data
M S. Ayasso has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, M S. Ayasso 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; reads or performs imaging such as review by radiologist of image from tube placement into bile duct using an endoscope; provides treatments such as measurement of liver stiffness, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by M S. Ayasso. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.