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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ANN MARIE WALKUSH NP
NPI 1992112809
Nurse Practitioner in San Diego, CA

Active since July 14, 2014PECOS Enrolled
3010 CHILDRENS WAY, SAN DIEGO, CA 92123(858) 966-5811 Get Directions Write a Review

NPPES record last updated: October 27, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Oct 27, 2026, Jan 21, 2022, Feb 8, 2016 (3 updates tracked since 2016).

About Ann Marie Walkush Np NPPES

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

ANN MARIE WALKUSH NP (NPI 1992112809) is an individual nurse practitioner in San Diego, California, licensed in California (NP95002452) and active in the NPI registry since July 2014. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1992112809
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameANN MARIE WALKUSHCredential: NP
Location Address3010 CHILDRENS WAYSan Diego, CA 92123-4223
Mailing Address3020 Childrens Way, Mc5003San Diego, CA 92123-4223 · (858) 576-1700
Phone(858) 966-5811
Sole ProprietorNo
Enumeration DateJuly 14, 2014
Last NPPES UpdateOctober 27, 20263 updates tracked since enumeration
NPPES CertifiedOctober 27, 2026
✔ NPI 1992112809 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 CA · NP95002452
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 ListedRegistered NurseTaxonomy 163W00000X · License 674144-1 (NY)
3010 CHILDRENS WAY, San Diego, CA 92123
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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)

Ann Marie Walkush Np 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 Ann Walkush reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Memorial Pediatric Group
2,432 mi
Pediatrics
1275 YORK AVE
New York, NY 10021
  • Reassigned Medicare billing, New York enrollment
  • 220 clinicians in this Medicare group
NPI 1750352381 (646) 227-3813

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 92123 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
$94.87 typical visit price
range $62.10 – $184.71
Typical copayment $23.71 (range $15.52 – $46.17)
Most-billed visit code 99203
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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.

DR. KATHERINE N. NYMAN MD
Pediatrics (Neonatal-Perinatal Medicine)
3010 CHILDRENS WAY
SAN DIEGO, CA 92123
San Diego County (858) 966-5818
JESSICA JEANNE MCELHOSE NNP
Nurse Practitioner (Neonatal, Critical Care)
3010 CHILDRENS WAY
SAN DIEGO, CA 92123
San Diego County (858) 966-5818
DR. APRIL H. BUTLER MD
Pediatrics
3010 CHILDRENS WAY
SAN DIEGO, CA 92123
San Diego County (858) 576-1700
KYUNG E RHEE M.D.
Pediatrics
3010 CHILDRENS WAY
SAN DIEGO, CA 92123
San Diego County (858) 496-4800
AMANDA WALDHEIM CARLSON NNP
Nurse Practitioner (Neonatal)
3010 CHILDRENS WAY
SAN DIEGO, CA 92123
San Diego County (858) 966-5818
DR. HENRY CHONG LEE M.D.
Pediatrics (Neonatal-Perinatal Medicine)
3010 CHILDRENS WAY
SAN DIEGO, CA 92123
San Diego County (858) 966-5818
KELLY ANN BUSH M.D.
Pediatrics (Pediatric Hematology-Oncology)
3010 CHILDRENS WAY
SAN DIEGO, CA 92123
San Diego County (858) 966-5811
MRS. NATASHA AMY TANNER NNP
Nurse Practitioner (Neonatal, Critical Care)
3010 CHILDRENS WAY
SAN DIEGO, CA 92123
San Diego County (858) 966-5818

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 Ann Walkush's NPI number?

The NPI number for Ann Walkush is 1992112809. It was assigned to this individual provider in the NPPES registry on July 14, 2014.

Where is Ann Walkush located?

Ann Walkush practices at 3010 Childrens Way, San Diego, CA 92123. The listed phone number is (858) 966-5811.

What is Ann Walkush's specialty?

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

Is Ann Walkush enrolled in Medicare?

Yes. Ann Walkush is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ann Walkush's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ann Walkush reassigns Medicare benefits to Memorial Pediatric Group (New York, NY). 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 Ann Walkush'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 Ann Walkush was last updated on October 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 days 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.