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KATHRYN WALKER NP
NPI 1700329687
Nurse Practitioner - Family in San Francisco, CA

Active since November 28, 2016PECOS Enrolled
2 EMBARCADERO CTR LBBY LEVEL, SAN FRANCISCO, CA 94111(888) 663-6331(415) 252-7176 Get Directions Write a Review

NPPES record last updated: March 14, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 14, 2025, Apr 30, 2024, Jan 3, 2022 (3 updates tracked since 2022).

About Kathryn Walker Np NPPES

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

KATHRYN WALKER NP (NPI 1700329687) is an individual family provider in San Francisco, California, licensed in California (95005348) and active in the NPI registry since November 2016. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1700329687
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameKATHRYN WALKERCredential: NP
Location Address2 EMBARCADERO CTR LBBY LEVELSan Francisco, CA 94111-3823
Mailing Address1 Embarcadero Ctr Ste 1900San Francisco, CA 94111-3723
Phone(888) 663-6331
Fax(415) 252-7176
Sole ProprietorNo
Enumeration DateNovember 28, 2016
Last NPPES UpdateMarch 14, 20253 updates tracked since enumeration
NPPES CertifiedMarch 14, 2025
✔ NPI 1700329687 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
Licenses✔ Licensed in CA · 95005348✔ Licensed in AZ · 305045✔ Licensed in TX · 1156051
2 EMBARCADERO CTR LBBY LEVEL, San Francisco, CA 94111
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health, Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Kathryn Walker 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 Kathryn Walker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Peachtree Immediate Care Fp, LLC
2,115 mi
Family Medicine
3827 JIMMY LEE SMITH PKWY
Hiram, GA 30141
  • Reassigned Medicare billing, Georgia enrollment
  • 551 clinicians in this Medicare group
NPI 1437194156 (770) 222-8900

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
17 services17 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94111 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
$104.51 typical visit price
range $69.00 – $202.35
Typical copayment $26.12 (range $17.25 – $50.58)
Most-billed visit code 99203
Established Patient
$119.48 typical visit price
range $23.44 – $166.46
Typical copayment $29.87 (range $5.86 – $41.61)
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.

MS. MOENSANIA CARISA PHILLIPS NURSE PRACTITIONER
Nurse Practitioner (Family)
2 EMBARCADERO CTR LBBY LEVEL
SAN FRANCISCO, CA 94111
San Francisco County (888) 663-6331
KAREN MARIE DRESS PA-C
Physician Assistant
2 EMBARCADERO CTR LBBY LEVEL
SAN FRANCISCO, CA 94111
San Francisco County (888) 663-6331
DR. WENDY O'CONNOR LMFT
Marriage & Family Therapist
2 EMBARCADERO CTR LBBY LEVEL
SAN FRANCISCO, CA 94111
San Francisco County (888) 663-6331
SUSAN ADAM
Nurse Practitioner
2 EMBARCADERO CTR LBBY LEVEL
SAN FRANCISCO, CA 94111
San Francisco County (415) 578-3100
CYNTHIA WRIGHT LCSW
Social Worker (Clinical)
2 EMBARCADERO CTR LBBY LEVEL
SAN FRANCISCO, CA 94111
San Francisco County (888) 663-6331
MISS KATIE J. MELONI PA-C, MPH
Physician Assistant
2 EMBARCADERO CTR LBBY LEVEL
SAN FRANCISCO, CA 94111
San Francisco County (888) 663-6331
MRS. RICHIEL TOLENTINO FNP
Nurse Practitioner (Family)
2 EMBARCADERO CTR LBBY LEVEL
SAN FRANCISCO, CA 94111
San Francisco County (888) 663-6331
JONATHAN VIRGEN LMFT
Marriage & Family Therapist
2 EMBARCADERO CTR LBBY LEVEL
SAN FRANCISCO, CA 94111
San Francisco County (888) 663-6331

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 Kathryn Walker's NPI number?

The NPI number for Kathryn Walker is 1700329687. It was assigned to this individual provider in the NPPES registry on November 28, 2016.

Where is Kathryn Walker located?

Kathryn Walker practices at 2 Embarcadero Ctr Lbby Level, San Francisco, CA 94111. The listed phone number is (888) 663-6331.

What is Kathryn Walker's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Kathryn Walker enrolled in Medicare?

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

Which organization bills Medicare for Kathryn Walker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kathryn Walker reassigns Medicare benefits to Peachtree Immediate Care Fp, LLC (Hiram, GA). 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 Kathryn Walker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Kathryn Walker accept?

Health plans from Oscar Health and Oscar Insurance Company list Kathryn 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.

When was this NPI record last updated?

The NPPES record for Kathryn Walker was last updated on March 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.