IndividualActive
Michael Castagno, PHARM.D.
NPI 1821095704 · Pharmacist · Stockton, CA
Michael Castagno, PHARM.D. is a Pharmacist provider in Stockton, CA (NPI 1821095704).
Provider details
- NPI number
- 1821095704
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- PHARM.D.
- Sex
- Male
- Sole proprietor
- No
- License
- PHY45684 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
1530 Waterloo Rd
Stockton, CA 95205-3738
Phone: (209) 466-2522
Fax: (209) 466-2589
Street-level locationGet directions
Mailing address
5260 Hildreth Ln
Stockton, CA 95212-2320
Registry dates
- Enumerated
- 2005-07-07
- Last updated
- 2015-09-10
Frequently asked questions
- What is Michael Castagno's NPI number?
- Michael Castagno's National Provider Identifier (NPI) is 1821095704, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Castagno's specialty?
- Michael Castagno is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Michael Castagno located?
- Michael Castagno's practice location on file with NPPES is 1530 Waterloo Rd, Stockton, CA 95205-3738.
- What is Michael Castagno's phone number?
- The practice phone number listed in the NPPES registry for Michael Castagno is (209) 466-2522.
- Is Michael Castagno's NPI active?
- Yes — Michael Castagno's NPI (1821095704) is active in the NPPES registry as of the last update on 2015-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.