1. Home
  2. Directory
  3. California
  4. Long Beach
  5. Nurse Practitioner
  6. NPI Profile

MARY BYRNE WELCH RN FNP, AOCN
NPI 1417944372
Nurse Practitioner in Long Beach, CA

Active since October 05, 2005PECOS Enrolled
2810 LONG BEACH BL, TODD CANCER INSTITUTE AT LONG BEACH MEMORIAL, LONG BEACH, CA 90806(562) 933-0961(560) 933-0960 Get Directions Write a Review

NPPES record last updated: March 2, 2018. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mary Byrne Welch Rn Fnp, Aocn NPPES

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

MARY BYRNE WELCH RN FNP, AOCN (NPI 1417944372) is an individual nurse practitioner in Long Beach, California, licensed in California (RN479278) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1417944372
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMARY BYRNE WELCHCredential: RN FNP, AOCN
Location Address2810 LONG BEACH BL, TODD CANCER INSTITUTE AT LONG BEACH MEMORIALLong Beach, CA 90806
Mailing Address2810 Long Beach Blvd, Todd Cancer Institute At Long Beach MemorialLong Beach, CA 90806 · (562) 933-0961 · Fax (560) 933-0960
Phone(562) 933-0961
Fax(560) 933-0960
Sole ProprietorYes
Enumeration DateOctober 5, 2005
Last NPPES UpdateMarch 2, 2018
✔ NPI 1417944372 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 CA · RN479278
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.
2810 LONG BEACH BL, Long Beach, CA 90806
Open in Google Maps ↗

Other Names 1

Former Name (1)Mary Catherine Byrne Rn, Ms, Fnp, Aocn

Other Identifiers 2

OtherNPO114960Blue Shield
Other500022897Railroad Medicare

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary Byrne Welch Rn Fnp, Aocn 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 90806 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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

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

Lightweight wheelchair K0003
DME-Wheelchairs · category DD000N
1 supplier12 claims12 services$30.24 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Mary Welch's NPI number?

The NPI number for Mary Welch is 1417944372. It was assigned to this individual provider in the NPPES registry on October 5, 2005. The provider is also known as Mary Catherine Byrne Rn, Ms, Fnp, Aocn.

Where is Mary Welch located?

Mary Welch practices at 2810 Long Beach Bl Todd Cancer Institute At Long Beach Memorial, Long Beach, CA 90806. The listed phone number is (562) 933-0961.

What is Mary Welch's specialty?

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

Is Mary Welch enrolled in Medicare?

Yes. Mary Welch is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Mary Welch was last updated on March 2, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.