Diane Cheng, PHARM D
NPI 1386928521 · Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist · Placentia, CA
Diane Cheng, PHARM D is a Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist provider in Placentia, CA (NPI 1386928521).
Provider details
- NPI number
- 1386928521
- Entity type
- Individual
- Primary specialty
- Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistPharmacy Service Providers
- Credential
- PHARM D
- Sex
- Female
- Sole proprietor
- Yes
- License
- 59414 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
- 2011-10-06
- Last updated
- 2026-05-22
- Certified
- 2026-05-22
Frequently asked questions
- What is Diane Cheng's NPI number?
- Diane Cheng's National Provider Identifier (NPI) is 1386928521, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Cheng's specialty?
- Diane Cheng is listed in the NPPES registry with a primary specialty of Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist (Pharmacy Service Providers).
- Where is Diane Cheng located?
- Diane Cheng's practice location on file with NPPES is 710 N Rose Dr, Placentia, CA 92870-7520.
- What is Diane Cheng's phone number?
- The practice phone number listed in the NPPES registry for Diane Cheng is (714) 524-6200.
- Is Diane Cheng's NPI active?
- Yes — Diane Cheng's NPI (1386928521) is active in the NPPES registry as of the last update on 2026-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.