Alex Preston, MD
NPI 1700857968 · Anesthesiology Physician · Porterville, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alex Preston, MD is a Anesthesiology Physician provider in Porterville, CA (NPI 1700857968).
Provider details
- NPI number
- 1700857968
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A81836 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-01-27
- Last updated
- 2012-11-05
Frequently asked questions
- What is Alex Preston's NPI number?
- Alex Preston's National Provider Identifier (NPI) is 1700857968, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alex Preston's specialty?
- Alex Preston is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Alex Preston located?
- Alex Preston's practice location on file with NPPES is 465 W Putnam, Porterville, CA 93257.
- What is Alex Preston's phone number?
- The practice phone number listed in the NPPES registry for Alex Preston is (559) 784-1110.
- Does Alex Preston accept Medicare?
- Alex Preston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alex Preston's NPI active?
- Yes — Alex Preston's NPI (1700857968) is active in the NPPES registry as of the last update on 2012-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.