Richard Quist, M.D.
NPI 1861436024 · Gastroenterology Physician · Newport Beach, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Richard Quist, M.D. is a Gastroenterology Physician provider in Newport Beach, CA (NPI 1861436024).
Provider details
- NPI number
- 1861436024
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- A65910 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,558 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 696 | $98 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 339 | $92 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 330 | $152 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 200 | $179 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 186 | $120 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 52 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 1,165 | 344 |
| Famotidine | 547 | 162 |
| Sodium Chloride/Nahco3/Kcl/Pegbrand: Peg 3350-Electrolyte | 397 | 387 |
| Omeprazole | 228 | 72 |
| Sucralfate | 215 | 75 |
| Lipase/Protease/Amylasebrand: Creon | 168 | 37 |
| Rabeprazole Sodium | 157 | 36 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$4,862 across 249 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-16
- Last updated
- 2007-07-08
Frequently asked questions
- What is Richard Quist's NPI number?
- Richard Quist's National Provider Identifier (NPI) is 1861436024, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Quist's specialty?
- Richard Quist is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Quist located?
- Richard Quist's practice location on file with NPPES is 361 Hospital Rd, Newport Beach, CA 92663-3522.
- What is Richard Quist's phone number?
- The practice phone number listed in the NPPES registry for Richard Quist is (949) 650-8700.
- Does Richard Quist accept Medicare?
- Richard Quist is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Richard Quist's NPI active?
- Yes — Richard Quist's NPI (1861436024) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.