1. Home
  2. Directory
  3. California
  4. Redwood City
  5. Nurse Practitioner
  6. NPI Profile

KACEE WILLIAMS N.P.
NPI 1497096713
Nurse Practitioner - Obstetrics & Gynecology in Redwood City, CA

Active since March 12, 2013PECOS EnrolledAccepts Medicare Assignment
2950 WHIPPLE AVE, REDWOOD CITY, CA 94062(650) 366-4633 Get Directions Write a Review

NPPES record last updated: May 29, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 29, 2020, Jan 9, 2017 (2 updates tracked since 2017).

About Kacee Williams N.p. NPPES

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

KACEE WILLIAMS N.P. (NPI 1497096713) is an individual obstetrics & gynecology provider in Redwood City, California, licensed in California (22765) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS and is a graduate of Other (2012).

NPPES Registry Identity

NPI1497096713
Entity TypeIndividualFemale
Primary Taxonomy363LX0001X
Provider Legal NameKACEE WILLIAMSCredential: N.P.
Location Address2950 WHIPPLE AVERedwood City, CA 94062-1522
Mailing Address325 Distel CirLos Altos, CA 94022-1408 · (650) 366-4633
Phone(650) 366-4633
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateMarch 12, 2013
Last NPPES UpdateMay 29, 20202 updates tracked since enumeration
NPPES CertifiedMay 29, 2020
✔ NPI 1497096713 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Obstetrics & GynecologyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LX0001X
License✔ Licensed in CA · 22765
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 22765 (CA)
2950 WHIPPLE AVE, Redwood City, CA 94062
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Kacee Williams N.p. 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 ID5698077733
PECOS Enrollment IDI20160107000286
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 Kacee Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Sutter Bay Medical Foundation
5.8 mi
Multi-Specialty
795 EL CAMINO REAL
Palo Alto, CA 94301
  • Reassigned Medicare billing, California enrollment
  • 4,479 clinicians in this Medicare group
NPI 1013950807 (650) 321-4121

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
15 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94062 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 10

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MRS. MICHELLE MCKENNEY BUENROSTRO NP
Nurse Practitioner (Women's Health)
2950 WHIPPLE AVE
REDWOOD CITY, CA 94062
San Mateo County (650) 366-4633
MRS. ANDREA MILANOS JOHANSSON NP
Nurse Practitioner (Obstetrics & Gynecology)
2950 WHIPPLE AVE
REDWOOD CITY, CA 94062
San Mateo County (650) 366-4633
DR. RONALD HEINZ HENNEFARTH DDS
Dentist (General Practice)
2950 WHIPPLE AVE, SUITE NUMBER 9
REDWOOD CITY, CA 94062
San Mateo County (650) 368-6333
CYNTHIA STRICKLIN NP
Nurse Practitioner (Women's Health)
2950 WHIPPLE AVE
REDWOOD CITY, CA 94062
San Mateo County (650) 366-4633
MS. MOJDEH TALEBIAN MD
Anesthesiology (Critical Care Medicine)
2950 WHIPPLE AVE, #4
REDWOOD CITY, CA 94062
San Mateo County (650) 216-9000
MARIAN KIM MD
Obstetrics & Gynecology
2950 WHIPPLE AVE, SUITE 8
REDWOOD CITY, CA 94062
San Mateo County (650) 364-2142
MOJDEH TALEBIAN, M.D., INC.
Internal Medicine (Pulmonary Disease)
2950 WHIPPLE AVE, 4
REDWOOD CITY, CA 94062
San Mateo County (650) 365-1157
JOHN HOFF MD
Obstetrics & Gynecology
2950 WHIPPLE AVE
REDWOOD CITY, CA 94062
San Mateo County (650) 366-4633

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 Kacee Williams's NPI number?

The NPI number for Kacee Williams is 1497096713. It was assigned to this individual provider in the NPPES registry on March 12, 2013.

Where is Kacee Williams located?

Kacee Williams practices at 2950 Whipple Ave, Redwood City, CA 94062. The listed phone number is (650) 366-4633.

What is Kacee Williams's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Obstetrics & Gynecology, with taxonomy code 363LX0001X.

Is Kacee Williams enrolled in Medicare?

Yes. Kacee Williams 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.

Which organization bills Medicare for Kacee Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kacee Williams reassigns Medicare benefits to Sutter Bay Medical Foundation (Palo Alto, CA). 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 Kacee Williams'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 Kacee Williams was last updated on May 29, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.