David Lanum, MD
NPI 1689681546 · Family Medicine Physician · Riverside, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Lanum, MD is a Family Medicine Physician provider in Riverside, CA (NPI 1689681546).
Provider details
- NPI number
- 1689681546
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A61543 (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 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 50 | 15 |
| Omeprazole | 48 | 15 |
| Fluticasone Propionate | 43 | — |
| Atorvastatin Calcium | 38 | 12 |
| Nifedipinebrand: Nifedipine Er | 35 | — |
| Gabapentin | 30 | 12 |
| Tamsulosin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-02
- Last updated
- 2024-10-03
- Certified
- 2024-10-03
Frequently asked questions
- What is David Lanum's NPI number?
- David Lanum's National Provider Identifier (NPI) is 1689681546, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Lanum's specialty?
- David Lanum is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Lanum located?
- David Lanum's practice location on file with NPPES is 4371 Latham St, Riverside, CA 92501-1706.
- What is David Lanum's phone number?
- The practice phone number listed in the NPPES registry for David Lanum is (951) 758-4700.
- Does David Lanum accept Medicare?
- David Lanum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Lanum's NPI active?
- Yes — David Lanum's NPI (1689681546) is active in the NPPES registry as of the last update on 2024-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.