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John Mcallister, DDS
NPI 1891888673 · General Practice Dentistry · Downey, CA
John Mcallister, DDS is a General Practice Dentistry provider in Downey, CA (NPI 1891888673).
Provider details
- NPI number
- 1891888673
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- Yes
- License
- 39045 (CA)
Specialties & taxonomies
Dental 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
10917 Paramount Blvd
Downey, CA 90241-3617
Phone: (562) 869-0928
Fax: (562) 869-8288
Street-level locationGet directions
Mailing address
7835 7th St
Downey, CA 90241-2209
Registry dates
- Enumerated
- 2006-10-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Mcallister's NPI number?
- John Mcallister's National Provider Identifier (NPI) is 1891888673, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Mcallister's specialty?
- John Mcallister is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is John Mcallister located?
- John Mcallister's practice location on file with NPPES is 10917 Paramount Blvd, Downey, CA 90241-3617.
- What is John Mcallister's phone number?
- The practice phone number listed in the NPPES registry for John Mcallister is (562) 869-0928.
- Is John Mcallister's NPI active?
- Yes — John Mcallister's NPI (1891888673) 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.