LES ALLEN MERSHON PA-C
NPI 1265723985
Physician Assistant - Medical in La Mesa, CA

Active since April 28, 2011PECOS EnrolledAccepts Medicare Assignment
6136 LAKE MURRAY BLVD, LA MESA, CA 91942(619) 303-5500 Get Directions Write a Review

NPPES record last updated: January 13, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Les Allen Mershon Pa-c NPPES

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

LES ALLEN MERSHON PA-C (NPI 1265723985) is an individual medical provider in La Mesa, California, licensed in Arizona (4845) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1265723985
Entity TypeIndividualMale
Primary Taxonomy363AM0700X
Provider Legal NameLES ALLEN MERSHONCredential: PA-C
Location Address6136 LAKE MURRAY BLVDLa Mesa, CA 91942-2502
Mailing Address6136 Lake Murray BlvdLa Mesa, CA 91942-2502 · (619) 303-5500
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateApril 28, 2011
Last NPPES UpdateJanuary 13, 2020
NPI 1265723985 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
License Licensed in AZ · 4845
6136 LAKE MURRAY BLVD, La Mesa, CA 91942

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Les Allen Mershon Pa-c 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 ID3577740711
PECOS Enrollment IDI20110615000548
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.

Areas of Expertise CMS Part B claims 20

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.
463 services409 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
269 services269 patients
Detection test by immunoassay with direct visual observation for influenza virus 87804
This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.
222 services108 patients
2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc U0002
This refers to a test for COVID-19, caused by the SARS-CoV-2 virus. The test identifies multiple types or subtypes of the virus, including all targets. It's not specifically based on the CDC's testing protocol. It helps determine if you're currently infected with the virus.
162 services157 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
159 services150 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
146 services142 patients

Other Providers at the Same Location NPPES 14

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

Physician Assistant
6136 LAKE MURRAY BLVD
LA MESA, CA 91942
Physician Assistant
6136 LAKE MURRAY BLVD
LA MESA, CA 91942
Physician Assistant
6136 LAKE MURRAY BLVD
LA MESA, CA 91942
Clinic/Center (Urgent Care)
6136 LAKE MURRAY BLVD
LA MESA, CA 91942
Specialist
6136 LAKE MURRAY BLVD
LA MESA, CA 91942
Physician Assistant
6136 LAKE MURRAY BLVD
LA MESA, CA 91942
Emergency Medicine
6136 LAKE MURRAY BLVD
LA MESA, CA 91942
Physician Assistant (Medical)
6136 LAKE MURRAY BLVD
LA MESA, CA 91942

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 Les Mershon's NPI number?

The NPI number for Les Mershon is 1265723985. It was assigned to this individual provider in the NPPES registry on April 28, 2011.

Where is Les Mershon located?

Les Mershon practices at 6136 Lake Murray Blvd, La Mesa, CA 91942. The listed phone number is (619) 303-5500.

What is Les Mershon's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Les Mershon enrolled in Medicare?

Yes. Les Mershon 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.

What insurance does Les Mershon accept?

Health plans from Ambetter from Arizona Complete Health list Les Mershon 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 Les Mershon was last updated on January 13, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.