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Alan Fierro, D.D.S.
NPI 1801154166 · Public Health Dentistry · Castro Valley, CA
Alan Fierro, D.D.S. is a Public Health Dentistry provider in Castro Valley, CA (NPI 1801154166).
Provider details
- NPI number
- 1801154166
- Entity type
- Individual
- Primary specialty
- Public Health DentistryDental Providers
- Credential
- D.D.S.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 25094 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(80/100 index)
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
20406 Redwood Rd
Suite C-1
Castro Valley, CA 94546-4317
Phone: (510) 582-7919
Fax: (510) 582-8745
Street-level locationGet directions
Mailing address
20406 Redwood Rd
Castro Valley, CA 94546-4317
Registry dates
- Enumerated
- 2012-04-24
- Last updated
- 2012-04-24
Frequently asked questions
- What is Alan Fierro's NPI number?
- Alan Fierro's National Provider Identifier (NPI) is 1801154166, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alan Fierro's specialty?
- Alan Fierro is listed in the NPPES registry with a primary specialty of Public Health Dentistry (Dental Providers).
- Where is Alan Fierro located?
- Alan Fierro's practice location on file with NPPES is 20406 Redwood Rd, Castro Valley, CA 94546-4317.
- What is Alan Fierro's phone number?
- The practice phone number listed in the NPPES registry for Alan Fierro is (510) 582-7919.
- Is Alan Fierro's NPI active?
- Yes — Alan Fierro's NPI (1801154166) is active in the NPPES registry as of the last update on 2012-04-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.