Calum Nelson, PHARMD, APH, BCPS
NPI 1326631078 · Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Los Angeles, CA
Calum Nelson, PHARMD, APH, BCPS is a Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist provider in Los Angeles, CA (NPI 1326631078).
Provider details
- NPI number
- 1326631078
- Entity type
- Individual
- Primary specialty
- Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistPharmacy Service Providers
- Credential
- PHARMD, APH, BCPS
- Sex
- Male
- Sole proprietor
- No
- License
- RPH82894 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Pharmacy Service Providers
Pharmacy Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-02-13
- Last updated
- 2026-04-19
- Certified
- 2026-04-19
Frequently asked questions
- What is Calum Nelson's NPI number?
- Calum Nelson's National Provider Identifier (NPI) is 1326631078, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Calum Nelson's specialty?
- Calum Nelson is listed in the NPPES registry with a primary specialty of Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist (Pharmacy Service Providers).
- Where is Calum Nelson located?
- Calum Nelson's practice location on file with NPPES is 1225 Wilshire Blvd, Los Angeles, CA 90017-1901.
- What is Calum Nelson's phone number?
- The practice phone number listed in the NPPES registry for Calum Nelson is (213) 977-2121.
- Is Calum Nelson's NPI active?
- Yes — Calum Nelson's NPI (1326631078) is active in the NPPES registry as of the last update on 2026-04-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.