Terence Shum, MD
NPI 1124195946 · Internal Medicine Physician · Riverside, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Terence Shum, MD is a Internal Medicine Physician provider in Riverside, CA (NPI 1124195946).
Provider details
- NPI number
- 1124195946
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G59450 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 68 | 42 |
| Amlodipine Besylate | 36 | 22 |
| Ibuprofen | 30 | 22 |
| Losartan Potassium | 29 | 17 |
| Lisinopril | 28 | 19 |
| Lisinopril/Hydrochlorothiazidebrand: Lisinopril-Hydrochlorothiazide | 24 | 12 |
| Albuterol Sulfate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-29
- Last updated
- 2021-11-30
Frequently asked questions
- What is Terence Shum's NPI number?
- Terence Shum's National Provider Identifier (NPI) is 1124195946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Terence Shum's specialty?
- Terence Shum is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Terence Shum located?
- Terence Shum's practice location on file with NPPES is 10800 Magnolia Ave, Riverside, CA 92505-3043.
- What is Terence Shum's phone number?
- The practice phone number listed in the NPPES registry for Terence Shum is (909) 353-2000.
- Does Terence Shum accept Medicare?
- Terence Shum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Terence Shum's NPI active?
- Yes — Terence Shum's NPI (1124195946) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.