WALTER ALVARADO NUNEZ
NPI 1063238160
Physician Assistant in Fredericksburg, VA

Active since November 23, 2024PECOS EnrolledAccepts Medicare Assignment
1101 SAM PERRY BLVD STE 400, FREDERICKSBURG, VA 22401(540) 741-2871 Get Directions Write a Review

NPPES record last updated: February 10, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Walter Alvarado Nunez NPPES

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

WALTER ALVARADO NUNEZ (NPI 1063238160) is an individual physician assistant in Fredericksburg, Virginia, licensed in Virginia (0110010887) and active in the NPI registry since November 2024. He is enrolled in Medicare PECOS, is affiliated with Mary Washington Hospital, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1063238160
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameWALTER ALVARADO NUNEZ
Location Address1101 SAM PERRY BLVD STE 400Fredericksburg, VA 22401-4466
Mailing Address1340 Central Park Blvd Ste 100Fredericksburg, VA 22401-4940
Sole ProprietorYes
Medical School CMSOtherGraduated 2024
Enumeration DateNovember 23, 2024
Last NPPES UpdateFebruary 10, 2026
NPPES CertifiedFebruary 10, 2026
NPI 1063238160 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 VA · 0110010887
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.

1101 SAM PERRY BLVD STE 400, Fredericksburg, VA 22401

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

Walter Alvarado Nunez 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 ID4486159936
PECOS Enrollment IDI20250925000872
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.

Hospital Affiliations CMS Care Compare

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

Mary Washington Hospital

Acute Care Hospitals · Fredericksburg, VA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490022
Location1001 Sam Perry BoulevardFredericksburg, VA 22401 · Fredericksburg City County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22401 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
$86.88 typical visit price
range $56.19 – $170.30
Typical copayment $21.72 (range $14.04 – $42.57)
Most-billed visit code 99203
Established Patient
$70.08 typical visit price
range $18.07 – $138.91
Typical copayment $17.52 (range $4.51 – $34.72)
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.

Other Providers at the Same Location NPPES 6

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
1101 SAM PERRY BLVD STE 400
FREDERICKSBURG, VA 22401
Surgery (Vascular Surgery)
1101 SAM PERRY BLVD STE 400
FREDERICKSBURG, VA 22401
Surgery (Surgical Critical Care)
1101 SAM PERRY BLVD STE 400
FREDERICKSBURG, VA 22401
Physician Assistant
1101 SAM PERRY BLVD STE 400
FREDERICKSBURG, VA 22401
Physician Assistant
1101 SAM PERRY BLVD STE 400
FREDERICKSBURG, VA 22401
Physician Assistant
1101 SAM PERRY BLVD STE 400
FREDERICKSBURG, VA 22401

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 Walter Alvarado Nunez's NPI number?

The NPI number for Walter Alvarado Nunez is 1063238160. It was assigned to this individual provider in the NPPES registry on November 23, 2024.

Where is Walter Alvarado Nunez located?

Walter Alvarado Nunez practices at 1101 Sam Perry Blvd Ste 400, Fredericksburg, VA 22401. The listed phone number is (540) 741-2871.

What is Walter Alvarado Nunez's specialty?

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

Is Walter Alvarado Nunez enrolled in Medicare?

Yes. Walter Alvarado Nunez 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.

Is Walter Alvarado Nunez affiliated with any hospitals?

According to CMS data, Walter Alvarado Nunez is affiliated with Mary Washington Hospital.

When was this NPI record last updated?

The NPPES record for Walter Alvarado Nunez was last updated on February 10, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.