BRIAN MELTON LOUI MD
NPI 1801536636
Internal Medicine in San Diego, CA

Q: What is Brian Loui's NPI number?

The NPI number for Brian Loui is 1801536636. It was assigned to this individual provider in the NPPES registry on March 30, 2022.

Q: What is Brian Loui's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Brian Loui was last updated on August 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since March 30, 2022PECOS EnrolledAccepts Medicare Assignment

1809 NATIONAL AVE, SAN DIEGO, CA 92113(619) 515-2300 Get Directions Write a Review

NPPES record last updated: August 25, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Brian Melton Loui Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

BRIAN MELTON LOUI MD (NPI 1801536636) is an individual internal medicine provider in San Diego, California, licensed in California (A191358) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS and is a graduate of Loma Linda University School Of Medicine (2022).

NPPES Registry Identity

NPI1801536636

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameBRIAN MELTON LOUICredential: MD

Location Address1809 NATIONAL AVESan Diego, CA 92113-2113

Mailing Address823 Gateway Center WaySan Diego, CA 92102-4541 · (619) 515-2300

Phone(619) 515-2300

Sole ProprietorNo

Medical School CMSLoma Linda University School Of MedicineGraduated 2022

Enumeration DateMarch 30, 2022

Last NPPES UpdateAugust 25, 2025

NPPES CertifiedAugust 25, 2025

✔ NPI 1801536636 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in CA · A191358

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

1809 NATIONAL AVE, San Diego, CA 92113

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Brian Melton Loui Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1951809334

PECOS Enrollment IDI20250814000181

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Brian Loui reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Family Health Centers Of San Diego, Inc.

Same address

Ambulatory Surgical

1809 NATIONAL AVE
San Diego, CA 92113

Reassigned Medicare billing, California enrollment
1,100 clinicians in this Medicare group

NPI 1326231713 (619) 515-2300

Scripps Health Inpatient Providers Medical Group Inc.

13 mi

Multi-Specialty

9888 GENESEE AVE
La Jolla, CA 92037

Reassigned Medicare billing, California enrollment
278 clinicians in this Medicare group

NPI 1699043000 (858) 626-4123

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92113 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$140.22 typical visit price

range $62.10 – $184.71

Typical copayment $35.05 (range $15.52 – $46.17)

Most-billed visit code 99204

Established Patient

$108.42 typical visit price

range $20.62 – $151.42

Typical copayment $27.10 (range $5.15 – $37.85)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ISMAEL LABRA HERNANDEZ

Nutritionist (Nutrition, Education)