Loreen Tan-Eslao, M.D.
NPI 1316194434 · Pediatrics Physician · Lancaster, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Loreen Tan-Eslao, M.D. is a Pediatrics Physician provider in Lancaster, CA (NPI 1316194434).
Provider details
- NPI number
- 1316194434
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- MD434760 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2008-08-20
- Last updated
- 2020-05-28
- Certified
- 2020-05-28
Frequently asked questions
- What is Loreen Tan-Eslao's NPI number?
- Loreen Tan-Eslao's National Provider Identifier (NPI) is 1316194434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Loreen Tan-Eslao's specialty?
- Loreen Tan-Eslao is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Loreen Tan-Eslao located?
- Loreen Tan-Eslao's practice location on file with NPPES is 43112 15th St W, Lancaster, CA 93534-6219.
- What is Loreen Tan-Eslao's phone number?
- The practice phone number listed in the NPPES registry for Loreen Tan-Eslao is (661) 726-2266.
- Does Loreen Tan-Eslao accept Medicare?
- Loreen Tan-Eslao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Loreen Tan-Eslao's NPI active?
- Yes — Loreen Tan-Eslao's NPI (1316194434) is active in the NPPES registry as of the last update on 2020-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.