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MISS MARGARET ALICE WALKER PA-C
NPI 1821399957
Nurse Practitioner in Pittsburgh, PA

Active since November 05, 2010PECOS Enrolled
85.56/100
CMS Quality Rating
320 E NORTH AVE, PITTSBURGH, PA 15212(412) 359-3030 Get Directions Write a Review

NPPES record last updated: January 17, 2025. Verified against the NPPES registry weekly; last sync: September 27, 2026.

Record update history: May 24, 2023, May 1, 2023, Oct 27, 2020 and 1 more (4 updates tracked since 2016).

About Miss Margaret Alice Walker Pa-c NPPES

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

MISS MARGARET ALICE WALKER PA-C (NPI 1821399957) is an individual nurse practitioner in Pittsburgh, Pennsylvania, licensed in Delaware (C5-0012212) and active in the NPI registry since November 2010. She is enrolled in Medicare PECOS, is affiliated with Multicare Auburn Medical Center, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1821399957
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMISS MARGARET ALICE WALKERCredential: PA-C
Location Address320 E NORTH AVEPittsburgh, PA 15212-4756
Mailing Address320 E North AvePittsburgh, PA 15212-4756 · (412) 359-3030 · Fax (412) 359-3060
Phone(412) 359-3030
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateNovember 5, 2010
Last NPPES UpdateJanuary 17, 20254 updates tracked since enumeration
NPPES CertifiedJanuary 17, 2025
✔ NPI 1821399957 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in DE · C5-0012212
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.
Also ListedPhysician Assistant · MedicalTaxonomy 363AM0700X · License MA055005 (PA)
320 E NORTH AVE, Pittsburgh, PA 15212
Open in Google Maps ↗

Secondary Practice Locations 4

Location 1575 Coal Valley Rd Ste 400Clairton, PA 15025-3726 · Phone (412) 267-6500 · Fax (412) 267-6524
Location 232750 Roxana RdMillville, DE 19967-6980 · Phone (302) 703-3595 · Fax (833) 629-0784
Location 3424 Savannah RdLewes, DE 19958-1462 · Phone (302) 645-3770 · Fax (302) 645-5718
Location 418947 John J Williams Hwy Unit 101Rehoboth Beach, DE 19971-4480 · Phone (302) 645-3770 · Fax (302) 645-5718

Other Identifiers 1

OtherMA055005PA · State License

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include AmeriHealth Caritas Next, BridgeSpan Health Company, Regence BlueCross BlueShield of Oregon.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Miss Margaret Alice Walker Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9638349368
PECOS Enrollment IDI20110907000817, I20250226000481, I20260521003342
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 3

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.

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
37 services22 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
16 services15 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
15 services14 patients

Hospital Affiliations CMS Care Compare 2

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

Multicare Auburn Medical Center

Acute Care Hospitals · Auburn, WA
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500015
Location202 North Division Street Plaza OneAuburn, WA 98001 · King County
Emergency services Birthing friendly

Tacoma General Allenmore Hospital

Acute Care Hospitals · Tacoma, WA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500129
Location315 S Mlk Jr WayTacoma, WA 98405 · Pierce County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 15212 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
$96.82 typical visit price
range $17.33 – $135.84
Typical copayment $24.20 (range $4.33 – $33.96)
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.

85.56/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality86.62
Promoting Interoperability100
Improvement Activities40
Cost56.87

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. MATTHEW SCOTT HARTMAN M.D.
Radiology (Diagnostic Radiology)
320 E NORTH AVE
PITTSBURGH, PA 15212
Allegheny County (412) 359-2459
DR. JOSEF TURNER M.D.
Emergency Medicine
320 E NORTH AVE, EMERGENCY MEDICINE RESIDENCY OFFICE
PITTSBURGH, PA 15212
Allegheny County (412) 359-4905
DR. MATTHEW MICHAEL LANDER M.D.
Internal Medicine (Advanced Heart Failure and Transplant Cardiology)
320 E NORTH AVE
PITTSBURGH, PA 15212
Allegheny County (412) 359-6500
DR. VINCENT SAMUEL CERETTO D.O
Emergency Medicine (Medical Toxicology)
320 E NORTH AVE
PITTSBURGH, PA 15212
Allegheny County (412) 359-3030
MATTHEW LYONS CRNA
Nurse Anesthetist, Certified Registered
320 E NORTH AVE
PITTSBURGH, PA 15212
Allegheny County (412) 359-3155
MISS KRISTY LYNN BOWMAN RN
Nurse Anesthetist, Certified Registered
320 E NORTH AVE
PITTSBURGH, PA 15212
Allegheny County (412) 359-6581
ANNA MOSELEY VANATTA MD
Emergency Medicine
320 E NORTH AVE
PITTSBURGH, PA 15212
Allegheny County (412) 359-4905
MACKENZIE MARIE MCGAHAN DO
Emergency Medicine
320 E NORTH AVE
PITTSBURGH, PA 15212
Allegheny County (412) 359-4905

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 Margaret Walker's NPI number?

The NPI number for Margaret Walker is 1821399957. It was assigned to this individual provider in the NPPES registry on November 5, 2010.

Where is Margaret Walker located?

Margaret Walker practices at 320 E North Ave, Pittsburgh, PA 15212. The listed phone number is (412) 359-3030.

What is Margaret Walker's specialty?

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

Is Margaret Walker enrolled in Medicare?

Yes. Margaret Walker is registered in the Medicare PECOS enrollment system.

What insurance does Margaret Walker accept?

Health plans from AmeriHealth Caritas Next, BridgeSpan Health Company and Regence BlueCross BlueShield of Oregon list Margaret Walker 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.

Is Margaret Walker affiliated with any hospitals?

According to CMS data, Margaret Walker is affiliated with Multicare Auburn Medical Center and Tacoma General Allenmore Hospital.

When was this NPI record last updated?

The NPPES record for Margaret Walker was last updated on January 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.