Jack Dinh, M.D.
NPI 1356366876 · Internal Medicine Physician · Murrieta, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jack Dinh, M.D. is a Internal Medicine Physician provider in Murrieta, CA (NPI 1356366876).
Provider details
- NPI number
- 1356366876
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A97273 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
782 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 193 | $123 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 119 | $90 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 109 | $176 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 93 | $174 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 62 | $137 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical 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 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 588 | 152 |
| Pantoprazole Sodium | 210 | 52 |
| Famotidine | 206 | 61 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 192 | 188 |
| Mesalamine | 97 | 25 |
| Dicyclomine Hcl | 83 | 28 |
| Rifaximinbrand: Xifaxan | 41 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,245 across 108 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
- 2006-07-13
- Last updated
- 2019-01-09
Frequently asked questions
- What is Jack Dinh's NPI number?
- Jack Dinh's National Provider Identifier (NPI) is 1356366876, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jack Dinh's specialty?
- Jack Dinh is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jack Dinh located?
- Jack Dinh's practice location on file with NPPES is 40404 California Oaks Rd, Murrieta, CA 92562-5786.
- What is Jack Dinh's phone number?
- The practice phone number listed in the NPPES registry for Jack Dinh is (609) 519-1105.
- Does Jack Dinh accept Medicare?
- Jack Dinh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jack Dinh's NPI active?
- Yes — Jack Dinh's NPI (1356366876) is active in the NPPES registry as of the last update on 2019-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.