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DIANA LONDONO
NPI 1801235700
Psychiatry & Neurology - Neurology in La Quinta, CA

Active since June 24, 2013PECOS EnrolledAccepts Medicare Assignment
46100 WASHINGTON ST, LA QUINTA, CA 92253(760) 340-0528(760) 674-1590 Get Directions Write a Review

NPPES record last updated: September 15, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 15, 2021, Mar 17, 2018, Dec 13, 2017 (3 updates tracked since 2017).

About Diana Londono NPPES

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

DIANA LONDONO (NPI 1801235700) is an individual neurology provider in La Quinta, California, licensed in California (A173775) and active in the NPI registry since June 2013. She is enrolled in Medicare PECOS, maintains a secondary practice location in Peoria, and is a graduate of Other (2000).

NPPES Registry Identity

NPI1801235700
Entity TypeIndividualFemale
Primary Taxonomy2084N0400X
Provider Legal NameDIANA LONDONO
Location Address46100 WASHINGTON STLa Quinta, CA 92253-2042
Mailing Address46100 Washington StLa Quinta, CA 92253-2042 · (760) 340-0528 · Fax (760) 674-1590
Phone(760) 340-0528
Fax(760) 674-1590
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateJune 24, 2013
Last NPPES UpdateSeptember 15, 20213 updates tracked since enumeration
NPPES CertifiedSeptember 15, 2021
✔ NPI 1801235700 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
Licenses✔ Licensed in CA · A173775✔ Licensed in MN · 62054✔ Licensed in IL · 125063912
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
46100 WASHINGTON ST, La Quinta, CA 92253
Open in Google Maps ↗

Secondary Practice Location 1

Location 1530 NE Glen Oak AvePeoria, IL 61637-0001 · Phone (309) 655-2702

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Dean Health Plan.Insurance ›

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

Diana Londono 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 ID7810218575
PECOS Enrollment IDI20211104001480
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

2

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

Antoine J Elhajjar M.D., Inc.
Same address
Sleep Disorder Diagnostic
46100 WASHINGTON ST
La Quinta, CA 92253
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Antoine J Elhajjar MD Inc
  • 4 clinicians in this Medicare group
NPI 1790806370 (760) 340-0528
Dlondon Neurocare Corp
95 mi
Neurology
100 LAGUNA RD STE 208
Fullerton, CA 92835
  • Reassigned Medicare billing, California enrollment
NPI 1558198028 (714) 738-0800

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

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
28 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92253 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
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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 3

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

DR. ANTOINE JEAN ELHAJJAR M.D.
Specialist
46100 WASHINGTON ST
LA QUINTA, CA 92253
Riverside County (760) 340-0528
TIM LEKIC M.D., PH.D.
Psychiatry & Neurology (Neurology)
46100 WASHINGTON ST
LA QUINTA, CA 92253
Riverside County (760) 340-0528
ANTOINE J ELHAJJAR M.D., INC.
Clinic/Center (Sleep Disorder Diagnostic)
46100 WASHINGTON ST
LA QUINTA, CA 92253
Riverside County (760) 340-0528

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Diana Londono's NPI number?

The NPI number for Diana Londono is 1801235700. It was assigned to this individual provider in the NPPES registry on June 24, 2013.

Where is Diana Londono located?

Diana Londono practices at 46100 Washington St, La Quinta, CA 92253. The listed phone number is (760) 340-0528.

What is Diana Londono's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Diana Londono enrolled in Medicare?

Yes. Diana Londono is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Diana Londono's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Londono reassigns Medicare benefits to 2 organizations: Antoine J Elhajjar M.D., Inc. (La Quinta, CA) and Dlondon Neurocare Corp (Fullerton, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Diana Londono's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diana Londono accept?

Health plans from Dean Health Plan list Diana Londono as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Diana Londono was last updated on September 15, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.