IndividualActive
Mark Ishihara, PHARM.D.
NPI 1609953454 · Pharmacist · Bellflower, CA
Mark Ishihara, PHARM.D. is a Pharmacist provider in Bellflower, CA (NPI 1609953454).
Provider details
- NPI number
- 1609953454
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- PHARM.D.
- Sex
- Male
- Sole proprietor
- No
- License
- RPH41958 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(90/100 index)
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.
Practice location
9400 Rosecrans Ave
Bellflower, CA 90706-2246
Phone: (562) 461-6071
Street-level locationGet directions
Mailing address
11 Crosskey
Irvine, CA 92620-2613
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Ishihara's NPI number?
- Mark Ishihara's National Provider Identifier (NPI) is 1609953454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Ishihara's specialty?
- Mark Ishihara is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Mark Ishihara located?
- Mark Ishihara's practice location on file with NPPES is 9400 Rosecrans Ave, Bellflower, CA 90706-2246.
- What is Mark Ishihara's phone number?
- The practice phone number listed in the NPPES registry for Mark Ishihara is (562) 461-6071.
- Is Mark Ishihara's NPI active?
- Yes — Mark Ishihara's NPI (1609953454) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.