Margaret Alice Walker, PA-C
Nurse Practitioner · Pittsburgh, PA
At a glance
320 E North Ave, Pittsburgh, PA 15212-4756
NPPES record updated Jan 17, 2025. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
320 E North AvePittsburgh, PA 15212-4756
Additional reported practice locations
575 Coal Valley Rd Ste 400Clairton, PA 150253726
Phone: 4122676500
Fax: 4122676524 32750 Roxana Rd
Millville, DE 199676980
Phone: 3027033595
Fax: 8336290784 424 Savannah Rd
Lewes, DE 199581462
Phone: 3026453770
Fax: 3026455718 18947 John J Williams Hwy Unit 101
Rehoboth Beach, DE 199714480
Phone: 3026453770
Fax: 3026455718
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 2009
- CMS specialties
- Physician Assistant
Practice groups
Reported hospital affiliations
- Beebe Medical Center Lewes, DE
- Multicare Auburn Medical Center Auburn, WA
- Tacoma General Allenmore Hospital Tacoma, WA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $483.53 |
Reporting companies
| Company | Amount |
|---|---|
| ASTELLAS PHARMA GLOBAL DEVELOPMENT | $125.93 |
| PUMA BIOTECHNOLOGY, INC. | $82.00 |
| BAYER HEALTHCARE PHARMACEUTICALS INC. | $77.45 |
| TERSERA THERAPEUTICS LLC | $28.86 |
| ASTRAZENECA PHARMACEUTICALS LP | $26.00 |
| REGENERON HEALTHCARE SOLUTIONS, INC. | $24.19 |
| GENMAB U.S., INC. | $23.48 |
| ADC THERAPEUTICS AMERICA, INC. | $21.82 |
| Other reporting companies | $73.80 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Nurse Practitioner
- Taxonomy code
- 363L00000X
- Enumeration date
- Nov 5, 2010
- Record updated
- Jan 17, 2025
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- PA-C
Reported taxonomies and licenses
363L00000X · Primary
License reported: C5-0012212 DE
363AM0700X
License reported: MA055005 PA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
320 E North AvePittsburgh, PA 15212-4756
- Phone
- (412) 359-3030
Mailing address
320 E NORTH AVEPITTSBURGH, PA 152124756
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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