MRS. ALEXUS SIEGER PA-C
NPI 1891229464
Physician Assistant in Pittsburgh, PA

Active since April 20, 2017PECOS EnrolledAccepts Medicare Assignment
77.5/100
CMS Quality Rating
3471 5TH AVE STE 810, PITTSBURGH, PA 15213(412) 692-4920 Get Directions Write a Review

NPPES record last updated: June 10, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 10, 2021, May 24, 2021, Apr 20, 2017 (3 updates tracked since 2017).

About Mrs. Alexus Sieger Pa-c NPPES

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

MRS. ALEXUS SIEGER PA-C (NPI 1891229464) is an individual physician assistant in Pittsburgh, Pennsylvania, licensed in Pennsylvania (MA058889) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS and is a graduate of Other (2016).

NPPES Registry Identity

NPI1891229464
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMRS. ALEXUS SIEGERCredential: PA-C
Location Address3471 5TH AVE STE 810Pittsburgh, PA 15213-3206
Mailing Address3471 5th Ave Ste 810Pittsburgh, PA 15213-3206
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateApril 20, 2017
Last NPPES UpdateJune 10, 20213 updates tracked since enumeration
NPPES CertifiedJune 10, 2021
NPI 1891229464 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License Licensed in PA · MA058889
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
3471 5TH AVE STE 810, Pittsburgh, PA 15213

Other Names 1

Former Name (1)Ms. Alexus Widmer Pa-c

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

Mrs. Alexus Sieger 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 ID4587937446
PECOS Enrollment IDI20170829002355
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 15213 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
$84.88 typical visit price
range $54.64 – $166.87
Typical copayment $21.22 (range $13.66 – $41.71)
Most-billed visit code 99203
Established Patient
$68.36 typical visit price
range $17.33 – $135.84
Typical copayment $17.09 (range $4.33 – $33.96)
Most-billed visit code 99213
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.

77.5/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality68.61
Promoting Interoperability100
Improvement Activities40
Cost56.4

Other Providers at the Same Location NPPES 19

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

Student in an Organized Health Care Education/Training Program
3471 5TH AVE STE 810
PITTSBURGH, PA 15213
Clinical Neuropsychologist
3471 5TH AVE STE 810
PITTSBURGH, PA 15213
Psychiatry & Neurology (Neurology)
3471 5TH AVE STE 810
PITTSBURGH, PA 15213
Psychiatry & Neurology (Neurology)
3471 5TH AVE STE 810
PITTSBURGH, PA 15213
Student in an Organized Health Care Education/Training Program
3471 5TH AVE STE 810
PITTSBURGH, PA 15213
Psychiatry & Neurology (Behavioral Neurology & Neuropsychiatry)
3471 5TH AVE STE 810
PITTSBURGH, PA 15213
Psychiatry & Neurology (Epilepsy)
3471 5TH AVE STE 810
PITTSBURGH, PA 15213
Psychiatry & Neurology (Neurology)
3471 5TH AVE STE 810, UPMC
PITTSBURGH, PA 15213

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 Alexus Sieger's NPI number?

The NPI number for Alexus Sieger is 1891229464. It was assigned to this individual provider in the NPPES registry on April 20, 2017. The provider is also known as Ms. Alexus Widmer Pa-C.

Where is Alexus Sieger located?

Alexus Sieger practices at 3471 5th Ave Ste 810, Pittsburgh, PA 15213. The listed phone number is (412) 692-4920.

What is Alexus Sieger's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Alexus Sieger enrolled in Medicare?

Yes. Alexus Sieger 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.

When was this NPI record last updated?

The NPPES record for Alexus Sieger was last updated on June 10, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.