LAUREN E MAZUR PA-C
NPI 1629025978
Physician Assistant - Surgical in Chicago, IL

Q: What is Lauren Mazur's NPI number?

The NPI number for Lauren Mazur is 1629025978. It was assigned to this individual provider in the NPPES registry on May 30, 2006. The provider is also known as Lauren E Simpson Pa-C.

Q: What is Lauren Mazur's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Surgical, with taxonomy code 363AS0400X.

Q: When was this NPI record last updated?

The NPPES record for Lauren Mazur was last updated on October 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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 May 30, 2006PECOS EnrolledAccepts Medicare Assignment

1611 W HARRISON ST, STE 400, CHICAGO, IL 60612(312) 243-4244(312) 942-1517 Get Directions Write a Review

NPPES record last updated: October 20, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Lauren E Mazur Pa-c NPPES

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

LAUREN E MAZUR PA-C (NPI 1629025978) is an individual surgical provider in Chicago, Illinois, licensed in Illinois (085002391) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, is affiliated with Elmhurst Memorial Hospital, and maintains a secondary practice location in Elmhurst.

NPPES Registry Identity

NPI1629025978

Entity TypeIndividualFemale

Primary Taxonomy363AS0400X

Provider Legal NameLAUREN E MAZURCredential: PA-C

Location Address1611 W HARRISON ST, STE 400Chicago, IL 60612-3841

Mailing Address2650 Ridge Ave Ste 1223Evanston, IL 60201-1700 · (847) 570-2040 · Fax (847) 733-5315

Phone(312) 243-4244

Fax(312) 942-1517

Sole ProprietorNo

Medical School CMSOtherGraduated 2004

Enumeration DateMay 30, 2006

Last NPPES UpdateOctober 20, 2025

NPPES CertifiedOctober 20, 2025

✔ NPI 1629025978 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · SurgicalPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363AS0400X

License✔ Licensed in IL · 085002391

1611 W HARRISON ST, Chicago, IL 60612

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Other Names 1

Former Name (1)Lauren E Simpson Pa-c

Secondary Practice Location 1

Location 11200 S York St Ste 3280Elmhurst, IL 60126-5638 · Phone (630) 527-7730 · Fax (331) 221-2773

Other Identifiers 2

Other209119IL · Medicare Ptan Locality 16

Other209118IL · Medicare Ptan Locality 15

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

Lauren E Mazur 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 ID6204883572

PECOS Enrollment IDI20050407001262

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 14

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.

132 services120 patients

Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 63047

This procedure involves removing part of a spine bone to alleviate pressure on the lower spinal cord and/or nerves. It targets a single segment of the spine, improving mobility and reducing pain. It's a common treatment for conditions like herniated discs or spinal stenosis.

94 services93 patients

Fusion of spine in lower back 22612

Fusion of the spine in the lower back, also known as lumbar spinal fusion, is a surgery aimed to join, or fuse, two or more vertebrae in your lower back. This procedure can help alleviate pain and improve stability by reducing movement between the vertebrae.

80 services80 patients

Insertion of cage or mesh device to spine bone and disc space during spine fusion 22853

Spine fusion is a procedure to join two or more vertebrae. During this process, a cage or mesh device is inserted into the spine bone and disc space. This helps to stabilize the spine, reduce pain, and improve functionality. The device acts as a bridge for new bone to grow on.

58 services43 patients

Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment 63048

This procedure involves the partial removal of a bone in your spine to alleviate pressure on your spinal cord or nerves. It may be performed on multiple spine segments depending on your condition. The aim is to improve mobility and reduce pain or discomfort.

57 services43 patients

Placement of stabilizing device to back of 1 spine bone in neck 22840

This procedure involves positioning a stabilizing device onto a single spinal bone in the neck. The goal is to provide support and prevent movement that could cause discomfort or further injury. It's performed by trained specialists under anesthesia.

46 services46 patients

Fusion of additional segment of spine 22614

Fusion of an additional segment of the spine is a surgical procedure to join two or more vertebrae together. This is done to stabilize the spine and reduce pain or correct a deformity. The procedure involves using bone grafts, rods, or screws to secure the spine.

42 services28 patients

Incision or removal of lower spine bone segment 22214

This procedure involves making a small incision in the lower back to access the spine. A segment of bone may be removed to relieve pressure on nerves, improve mobility, or treat conditions like herniated discs or spinal stenosis. Recovery varies, but physical therapy may follow.

32 services32 patients

Fusion of lower spine bone through abdomen with partial removal of disc 22558

This procedure involves merging the bones in your lower spine through an abdominal approach. A portion of the disc, which acts like a cushion between your vertebrae, is partially removed. The goal is to alleviate back pain by limiting movement in the problem area of your spine.

30 services30 patients

X-ray of lower and sacral spine, 2-3 views 72100

An X-ray of the lower and sacral spine involves capturing images of your lower back area, including the tailbone. This procedure helps in identifying problems like fractures, infections, or deformities. 2-3 different angle views provide a comprehensive picture.

27 services23 patients

Partial removal of spine bone with release of lower spinal cord or nerves and/or removal of disc 63030

This procedure involves partially removing a spine bone, which may help to alleviate pressure on the lower spinal cord or nerves. It can also include disc removal. This can reduce pain and improve mobility. It's a common treatment for certain back conditions.

17 services17 patients

Placement of stabilizing device to back, 3-6 spine bone segments 22842

This procedure involves placing a device on your back to stabilize 3-6 spine bone segments. It aids in maintaining spine alignment and reducing pain. The device is secured to the bones, providing support and promoting healing.

14 services14 patients

Placement of stabilizing device to front, 2-3 spine bone segments 22845

This procedure involves positioning a stabilizing device on the front of 2-3 segments of your spine. It's designed to provide support and stability to your spine, potentially alleviating discomfort and improving mobility.

14 services14 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.

14 services14 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Elmhurst Memorial Hospital

Acute Care Hospitals · Elmhurst, IL

4/5 CMS rating

OwnershipProprietary

CMS Certification Number140200

Location155 East Brush Hill RoadElmhurst, IL 60126 · Du Page County

Emergency services Birthing friendly

Edward Hospital

Acute Care Hospitals · Naperville, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140231

Location801 South WashingtonNaperville, IL 60540 · Du Page County

Emergency services Birthing friendly

Northwest Community Hospital 1

Acute Care Hospitals · Arlington Heights, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140252

Location800 W Central RoadArlington Heights, IL 60005 · Cook County

Emergency services Birthing friendly

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.

DR. FRANK M. PHILLIPS M.D.

Orthopaedic Surgery (Orthopaedic Surgery of the Spine)

1611 W HARRISON ST, STE 400
CHICAGO, IL 60612

Cook County (312) 243-4244

GEORGE KOURIS MD SC

Plastic Surgery

1611 W HARRISON ST, 212
CHICAGO, IL 60612

Cook County (312) 432-2850

EMILY N STOUFFER NP-C

Nurse Practitioner

1611 W HARRISON ST, SUITE 400
CHICAGO, IL 60612

Cook County (312) 243-4244

TARA KENNEDY DUFFY PA

Physician Assistant

1611 W HARRISON ST
CHICAGO, IL 60612

Cook County (877) 632-6637

EMILY REESON MD

Orthopaedic Surgery

1611 W HARRISON ST
CHICAGO, IL 60612

Cook County (815) 576-2046

DR. JEFFREY M MJAANES MD

Pediatrics (Sports Medicine)

1611 W HARRISON ST, STE 400
CHICAGO, IL 60612

Cook County (312) 243-4244

ASHLEY SCHULTEJANN ATC

Specialist/Technologist (Athletic Trainer)

1611 W HARRISON ST, SUITE 300
CHICAGO, IL 60612

Cook County (312) 432-2432

PAIGE MAHER PA-C

Physician Assistant

1611 W HARRISON ST, STE 300
CHICAGO, IL 60612

Cook County (312) 432-2381

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 Lauren Mazur's NPI number?

The NPI number for Lauren Mazur is 1629025978. It was assigned to this individual provider in the NPPES registry on May 30, 2006. The provider is also known as Lauren E Simpson Pa-C.

Where is Lauren Mazur located?

Lauren Mazur practices at 1611 W Harrison St Ste 400, Chicago, IL 60612. The listed phone number is (312) 243-4244.

What is Lauren Mazur's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Surgical, with taxonomy code 363AS0400X.

Is Lauren Mazur enrolled in Medicare?

Yes. Lauren Mazur 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.

Is Lauren Mazur affiliated with any hospitals?

According to CMS data, Lauren Mazur is affiliated with Elmhurst Memorial Hospital, Edward Hospital and Northwest Community Hospital 1.

When was this NPI record last updated?

The NPPES record for Lauren Mazur was last updated on October 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.