What is Julian Leon's NPI number?

Julian Leon's National Provider Identifier (NPI) is 1518847151, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Julian Leon's specialty?

Julian Leon is listed in the NPPES registry with a primary specialty of Adult Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Julian Leon located?

Julian Leon's practice location on file with NPPES is 6631 Pickett Ave, Garden Grove, CA 92845-2236.

What is Julian Leon's phone number?

The practice phone number listed in the NPPES registry for Julian Leon is (714) 235-2423.

Is Julian Leon's NPI active?

Yes — Julian Leon's NPI (1518847151) is active in the NPPES registry as of the last update on 2025-09-04.

IndividualActive

Julian Leon

NPI 1518847151 · Adult Medicine Physician · Garden Grove, CA

Julian Leon is a Adult Medicine Physician provider in Garden Grove, CA (NPI 1518847151).

Provider details

NPI number: 1518847151
Entity type: Individual
Primary specialty: Adult Medicine PhysicianAllopathic & Osteopathic Physicians
Sex: Male
Sole proprietor: No
License: 1154498798 (CA)

Specialties & taxonomies

Adult Medicine PhysicianPrimary207QA0505XLicense 1154498798 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(54/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in 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

6631 Pickett Ave

Garden Grove, CA 92845-2236

Phone: (714) 235-2423

Street-level locationGet directions

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Mailing address