Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

OLIVIA C LANSER MD
NPI 1902427214
Internal Medicine - Gastroenterology in La Jolla, CA

Q: What is Olivia Lanser's NPI number?

The NPI number for Olivia Lanser is 1902427214. It was assigned to this individual provider in the NPPES registry on April 28, 2020.

Q: What is Olivia Lanser's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Olivia Lanser was last updated on September 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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 April 28, 2020PECOS Enrolled

10666 N TORREY PINES RD, LA JOLLA, CA 92037(858) 554-3200 Get Directions Write a Review

NPPES record last updated: September 1, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Sep 1, 2026, Jun 12, 2023 (2 updates tracked since 2023).

On this page

About Olivia C Lanser Md NPPES

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

OLIVIA C LANSER MD (NPI 1902427214) is an individual gastroenterology provider in La Jolla, California, licensed in California (A185945) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1902427214

Entity TypeIndividualFemale

Primary Taxonomy207RG0100X

Provider Legal NameOLIVIA C LANSERCredential: MD

Location Address10666 N TORREY PINES RDLa Jolla, CA 92037-1027

Mailing Address180 Harvester Dr Ste 110Burr Ridge, IL 60527-6686 · (773) 702-1150

Phone(858) 554-3200

Sole ProprietorNo

Enumeration DateApril 28, 2020

Last NPPES UpdateSeptember 1, 20262 updates tracked since enumeration

NPPES CertifiedSeptember 1, 2026

✔ NPI 1902427214 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

Licenses✔ Licensed in CA · A185945✔ Licensed in IL · 036181598

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

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

10666 N TORREY PINES RD, La Jolla, CA 92037

Open in Google Maps ↗

Secondary Practice Locations 2

Location 14445 W Irving Park Rd Ste 200Chicago, IL 60641-2808 · Phone (312) 695-5620 · Fax (312) 921-0403

Location 25841 S Maryland Ave Ste Mc7082Chicago, IL 60637-1465 · Phone (773) 702-6840

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Olivia C Lanser Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92037 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.

Referred Medical Equipment & Supplies CMS DME claims 2

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

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

2 suppliers24 claims24 services$76.27 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

2 suppliers24 claims24 services$32.81 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

NATALIE ALBASHA MD

Student in an Organized Health Care Education/Training Program