Physician Profile
Unclaimed ProfileAbout QUIST
Richard G Quist, M.D. is a healthcare provider in Newport Beach, CA specializing in gastroenterology. Richard trained at George Washington University School of Medicine, graduating in 1994. According to Medicare claims data, Richard cared for 2,308 Medicare patients across 2,558 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (949) 650-8700
- Email not available
Practice Locations
361 HOSPITAL RD SUITE 331
Newport Beach, CA 92663
Procedures Most Often Billed to Medicare
2,558 services · 2,308 patients · 19 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
339 |
| Biopsy of large bowel using a flexible endoscope | Procedure | 45380 |
330 |
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
156 |
| Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | Procedure | 43249 |
58 |
| Diagnostic exam of large bowel using a flexible endoscope | Procedure | 45378 |
39 |
| Injection beneath lining of large bowel using a flexible endoscope | Procedure | 45381 |
30 |
| Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43235 |
18 |
| Dilation of esophagus | Procedure | 43450 |
16 |
| Monitoring and recording of esophageal function through a capsule attached to the esophagus wall | Treatment | 91035 |
12 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
696 |
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 gastroenterology specialists in Newport Beach 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at George Washington University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1994 at George Washington University School of Medicine 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 CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Quist?
Dr. Quist is a gastroenterology in Newport Beach, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “GASTROENTEROLOGY”.
NPI registry
What is Dr. Quist's address?
Dr. Quist is listed at 361 HOSPITAL RD SUITE 331, Newport Beach, CA 92663. 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. Quist?
The number on file is (949) 650-8700. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Quist's NPI number?
Dr. Quist's National Provider Identifier is 1861436024. 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. Quist train?
Dr. Quist attended George Washington University School of Medicine, graduating in 1994. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Quist been practicing?
Dr. Quist has 32 years experience. Calculated from a graduation year of 1994, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Quist perform?
According to Medicare billing data, Dr. Quist performs procedures including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope, biopsy of large bowel using a flexible endoscope and removal of polyps or growths of large bowel using an endoscope with mechanical snare; provides treatments such as monitoring and recording of esophageal function through a capsule attached to the esophagus wall, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Quist confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Quist. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.