DR. LARRY J MARSHALL MD
NPI 1114018132
Family Medicine in Lakeside, CA

Q: What is Larry Marshall's NPI number?

The NPI number for Larry Marshall is 1114018132. It was assigned to this individual provider in the NPPES registry on September 27, 2006.

Q: What is Larry Marshall's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for Larry Marshall was last updated on December 16, 2020. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since September 27, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 05D0860421 · Waiver

12517 LAKESHORE DR, LAKESIDE, CA 92040(619) 443-3843(619) 390-1810 Get Directions Write a Review

NPPES record last updated: December 16, 2020. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Dec 16, 2020, Jul 31, 2019, May 17, 2016 (3 updates tracked since 2016).

On this page

About Dr. Larry J Marshall Md NPPES

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

DR. LARRY J MARSHALL MD (NPI 1114018132) is an individual family medicine provider in Lakeside, California, licensed in California (A52344) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through December 14, 2027, and maintains a secondary practice location in Henderson.

NPPES Registry Identity

NPI1114018132

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameDR. LARRY J MARSHALLCredential: MD

Location Address12517 LAKESHORE DRLakeside, CA 92040-3103

Mailing Address12517 Lakeshore DrLakeside, CA 92040-3103 · (619) 443-3843 · Fax (619) 390-1810

Phone(619) 443-3843

Fax(619) 390-1810

Sole ProprietorYes

Medical School CMSOtherGraduated 1985

Enumeration DateSeptember 27, 2006

Last NPPES UpdateDecember 16, 20203 updates tracked since enumeration

NPPES CertifiedDecember 16, 2020

✔ NPI 1114018132 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

Licenses✔ Licensed in CA · A52344✔ Licensed in NV · 16913

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

12517 LAKESHORE DR, Lakeside, CA 92040

Open in Google Maps ↗

Secondary Practice Location 1

Location 1170 S Green Valley Pkwy Ste 300Henderson, NV 89012-3145 · Phone (702) 791-1294 · Fax (702) 850-2820

Other Identifiers 1

Medicaid00A523440CA

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

Dr. Larry J Marshall 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 ID2860420486

PECOS Enrollment IDI20110504000301

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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D0860421

Larry J Marshall, MD, Apc · Lakeside, CA

Active · expires Dec 14, 2027

CLIA Number05D0860421

Laboratory TypePhysician Office

Certificate Effective DateDecember 15, 2025

Certificate Expiration DateDecember 14, 2027

Laboratory DirectorLarry J. Marshall, MD

Laboratory Phone(619) 443-3843

Laboratory LocationLarry J Marshall, MD, Apc12517 Lakeshore Dr, Lakeside, CA 92040

CLIA data matches this NPI record on: Address Phone

This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 5

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 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.

499 services199 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

29 services29 patients

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.

17 services17 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

14 services13 patients

Urinalysis, manual test 81002

A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.

12 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92040 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

$94.87 typical visit price

range $62.10 – $184.71

Typical copayment $23.71 (range $15.52 – $46.17)

Most-billed visit code 99203

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Cervical Cancer Screening

Percentage of women 21-64 years of age who were screened for cervical cancer using either of the following criteria: - Women age 21-64 who had cervical cytology performed every 3 years - Women age 30-64 who had cervical cytology/human papillomavirus (HPV)…

34%558 patients

Colorectal Cancer Screening

Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer

43%1,053 patients3/55-star benchmark: 85%

Depression Utilization of the PHQ-9 Tool

The percentage of patients age 18 and older with the diagnosis of major depression or dysthymia who have a completed PHQ-9 during each applicable 4 month period in which there was a qualifying visit

Patients 4MonthsOfEnd: 24% · 258 patients

Patients 4MonthsOfStart: 20% · 245 patients

23%234 patients

Diabetes: Medical Attention for Nephropathy

The percentage of patients 18-75 years of age with diabetes who had a nephropathy screening test or evidence of nephropathy during the measurement period

89%258 patients4/55-star benchmark: 99%

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

99%13,387 patients5/55-star benchmark: 99%

Falls: Screening for Future Fall Risk

Percentage of patients 65 years of age and older who were screened for future fall risk during the measurement period

42%495 patients2/55-star benchmark: 99%

Health Information Exchange

The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…

47%779 patients3/55-star benchmark: 88%

Medication Reconciliation

The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.

67%219 patients1/55-star benchmark: 100%

Patient-Specific Education

The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.

10%2,032 patients1/55-star benchmark: 97%

Preventive Care and Screening: Screening for Depression and Follow-Up Plan

Percentage of patients aged 12 years and older screened for depression on the date of the encounter using an age appropriate standardized depression screening tool AND if positive, a follow-up plan is documented on the date of the positive screen

23%1,610 patients1/55-star benchmark: 96%

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

43%2,032 patients2/55-star benchmark: 100%

Secure Messaging

For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…

4%2,032 patients1/55-star benchmark: 89%

View, Download, or Transmit (VDT)

At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.

9%2,032 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 7

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

6 suppliers20 claims63 services$5.78 avg. paid by Medicare

Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034