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ASHLEY LA MD
NPI 1942820055
Internal Medicine - Nephrology in Chicago, IL

Active since April 18, 2020PECOS Enrolled
97.71/100
CMS Quality Rating
5841 S MARYLAND AVE STE MC5100, CHICAGO, IL 60637(773) 702-3630 Get Directions Write a Review

NPPES record last updated: July 17, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 17, 2024, Jul 8, 2024, May 6, 2020 and 1 more (4 updates tracked since 2020).

About Ashley La Md NPPES

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

ASHLEY LA MD (NPI 1942820055) is an individual nephrology provider in Chicago, Illinois, licensed in Illinois (036.163457) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1942820055
Entity TypeIndividualFemale
Primary Taxonomy207RN0300X
Provider Legal NameASHLEY LACredential: MD
Location Address5841 S MARYLAND AVE STE MC5100Chicago, IL 60637-1443
Mailing Address180 Harvester Dr Ste 110Burr Ridge, IL 60527-6686 · (773) 702-1150
Phone(773) 702-3630
Sole ProprietorNo
Enumeration DateApril 18, 2020
Last NPPES UpdateJuly 17, 20244 updates tracked since enumeration
NPPES CertifiedJuly 17, 2024
✔ NPI 1942820055 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in IL · 036.163457
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Also ListedInternal MedicineTaxonomy 207R00000X · License 036.163457 (IL)
5841 S MARYLAND AVE STE MC5100, Chicago, IL 60637
Open in Google Maps ↗

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ashley La 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.

Medicare Billing Reassignment

Medicare enrollment records show Ashley La reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

The University Of Chicago Medical Center
Same address
General Acute Care Hospital
5841 S MARYLAND AVE
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois enrollment
  • 1,905 clinicians in this Medicare group
NPI 1033218128 (773) 702-1530

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 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.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60637 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
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
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.

97.71/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality75.43
Promoting Interoperability100
Improvement Activities40

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 Ashley La's NPI number?

The NPI number for Ashley La is 1942820055. It was assigned to this individual provider in the NPPES registry on April 18, 2020.

Where is Ashley La located?

Ashley La practices at 5841 S Maryland Ave Ste Mc5100, Chicago, IL 60637. The listed phone number is (773) 702-3630.

What is Ashley La's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Ashley La enrolled in Medicare?

Yes. Ashley La is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ashley La's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ashley La reassigns Medicare benefits to The University Of Chicago Medical Center (Chicago, IL). The 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 Ashley La's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ashley La accept?

Health plans from Oscar Health list Ashley La 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 Ashley La was last updated on July 17, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.