MEGAN ELIZABETH MAZER CRNP
NPI 1245003409
Nurse Practitioner in Philadelphia, PA

Q: What is Megan Mazer's NPI number?

The NPI number for Megan Mazer is 1245003409. It was assigned to this individual provider in the NPPES registry on October 31, 2023.

Q: What is Megan Mazer's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Megan Mazer was last updated on March 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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 October 31, 2023PECOS Enrolled

160 E ERIE AVE, PHILADELPHIA, PA 19134(215) 427-5985 Get Directions Write a Review

NPPES record last updated: March 12, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 12, 2026, Jan 2, 2024, Oct 31, 2023 (3 updates tracked since 2023).

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About Megan Elizabeth Mazer Crnp NPPES

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

MEGAN ELIZABETH MAZER CRNP (NPI 1245003409) is an individual nurse practitioner in Philadelphia, Pennsylvania, licensed in Pennsylvania (SP028909) and active in the NPI registry since October 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1245003409

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameMEGAN ELIZABETH MAZERCredential: CRNP

Location Address160 E ERIE AVEPhiladelphia, PA 19134-1011

Mailing AddressPo Box 13579Reading, PA 19612-3579 · (484) 628-1324

Phone(215) 427-5985

Sole ProprietorNo

Enumeration DateOctober 31, 2023

Last NPPES UpdateMarch 12, 20263 updates tracked since enumeration

NPPES CertifiedMarch 12, 2026

✔ NPI 1245003409 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in PA · SP028909

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

160 E ERIE AVE, Philadelphia, PA 19134

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Megan Elizabeth Mazer Crnp 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 Megan Mazer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Stc Pediatrics LLC

Same address

Pediatric Allergy/Immunology

160 E ERIE AVE
Philadelphia, PA 19134

Reassigned Medicare billing, Pennsylvania enrollment
479 clinicians in this Medicare group

NPI 1003450420 (215) 427-5284

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19134 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

$92.69 typical visit price

range $59.88 – $180.99

Typical copayment $23.17 (range $14.97 – $45.24)

Most-billed visit code 99203

Established Patient

$105.21 typical visit price

range $19.30 – $147.29

Typical copayment $26.30 (range $4.82 – $36.82)

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.

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.

GEOFFREY LIBARNES BAJWA MD

Pediatrics (Neonatal-Perinatal Medicine)

160 E ERIE AVE
PHILADELPHIA, PA 19134

Philadelphia County (215) 427-5000

STC PEDIATRICS LLC

Pediatrics (Pediatric Allergy/Immunology)

160 E ERIE AVE
PHILADELPHIA, PA 19134

Philadelphia County (215) 427-5284

JOANNA OVERTON DO

Student in an Organized Health Care Education/Training Program

160 E ERIE AVE
PHILADELPHIA, PA 19134

Philadelphia County (215) 427-5000

MS. NEHA BUTT MBBS

Student in an Organized Health Care Education/Training Program

160 E ERIE AVE, ST. CHRISTOPHER'S HOSPITAL FOR CHILDREN
PHILADELPHIA, PA 19134

Philadelphia County (923) 333-1317

CHRISTOPHER HAINES D.O.

Emergency Medicine

160 E ERIE AVE
PHILADELPHIA, PA 19134

Philadelphia County (215) 427-5369

DR. FRASER HUNTINGTON BROWN M.D.

Radiology (Diagnostic Neuroimaging)

160 E ERIE AVE
PHILADELPHIA, PA 19134

Philadelphia County (215) 427-3725

NORRELL KRISTIN ATKINSON MD

Pediatrics (Child Abuse Pediatrics)

160 E ERIE AVE
PHILADELPHIA, PA 19134

Philadelphia County (215) 427-5000

VICTORIA NICOLE HUDSON CRNP-PC

Nurse Practitioner

160 E ERIE AVE
PHILADELPHIA, PA 19134

Philadelphia County (215) 427-5985

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 Megan Mazer's NPI number?

The NPI number for Megan Mazer is 1245003409. It was assigned to this individual provider in the NPPES registry on October 31, 2023.

Where is Megan Mazer located?

Megan Mazer practices at 160 E Erie Ave, Philadelphia, PA 19134. The listed phone number is (215) 427-5985.

What is Megan Mazer's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Megan Mazer enrolled in Medicare?

Yes. Megan Mazer is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Megan Mazer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Megan Mazer reassigns Medicare benefits to Stc Pediatrics LLC (Philadelphia, PA). 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 Megan Mazer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Megan Mazer was last updated on March 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.