Kacee Williams, N.P.
Obstetrics & Gynecology Nurse Practitioner · Redwood City, CA
Kacee Williams, N.P. is an obstetrics & gynecology nurse practitioner with a practice address in Redwood City, California, and NPI 1497096713, issued on Mar 12, 2013. Check the license (California 22765, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kacee Williams
- Credential
- N.P.
- Primary taxonomy
- Obstetrics & Gynecology Nurse Practitioner 363LX0001X
- License number
- 22765 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2950 Whipple Ave, Redwood City, CA 94062
- Phone
- (650) 366-4633
- Enumerated
- Mar 12, 2013
- Record last updated
- May 29, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160107000286); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology nurse practitioner records → All 394 in California → Look up another NPI →
Also registered at 2950 Whipple Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michelle Buenrostro, NPWomen's Health Nurse Practitioner1063771806
- Ronald Hennefarth, DDSGeneral Practice Dentistry1366552515
- Gerard Hoff, MDObstetrics & Gynecology Physician1831267939
- John Hoff, MDObstetrics & Gynecology Physician1598832917
- Andrea Johansson, NPObstetrics & Gynecology Nurse Practitioner1326422411
- Marian Kim, MDObstetrics & Gynecology Physician1447327861
Verify Kacee Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 22765Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average obstetrics & gynecology nurse practitioner in 2024
96 Medicare Part D claims for 46 beneficiaries, against an average of 198 among the 1,094 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Estradiol30 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Sutter Bay Medical FoundationSan Mateo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kacee Williams among 394 obstetrics & gynecology nurse practitioner records in California
Kacee Williams, N.P. is one of 394 obstetrics & gynecology nurse practitioner records with a practice address in California. 38% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 79% of them.
- NPI issued2013 · 79% of these records are older, 15% newer
- In a Medicare fileYes · 38% of these records are
- In the CMS Doctors and Clinicians fileYes · 14% of these records are
- Graduated2012 · median 2010 among the 54 with a school on file
- Record last updated2020 · 72% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LX0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Nurse Practitioner providers in California
There are 394 obstetrics & gynecology nurse practitioner records in California.
All 394 in California → Every provider in Redwood City → Obstetrics & Gynecology Nurse Practitioner nationwide →
The 8 obstetrics & gynecology nurse practitioner records with the nearest ZIP codes
- Susan Hasse, R.N.C., N.P.Redwood City, CA 940621952440588
- Andrea Johansson, NPRedwood City, CA 940621326422411
- Michelle Heins, BSN, MSN, WHNPRedwood City, CA 940611518348846
- Susan Schor, NPRedwood City, CA 940611912106832
- Vivian Huang, FNPSan Carlos, CA 940701487278040
- Shoko OdaniSan Carlos, CA 940701780268722
- Diana Tatarkhanova, NPSan Carlos, CA 940701043988231
- Laura BartlettMountain View, CA 940401790145530
Common questions
What is Kacee Williams, N.P.'s NPI number?
Kacee Williams, N.P.'s National Provider Identifier (NPI) is 1497096713, issued on Mar 12, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Kacee Williams, N.P. located?
The NPPES record lists a practice address at 2950 Whipple Ave, Redwood City, CA, 94062. Phone: (650) 366-4633. Providers update this record themselves, so call before visiting.
How can I verify Kacee Williams, N.P.'s license?
NPPES lists California license number 22765, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Kacee Williams, N.P. prescribe under Medicare Part D?
In 2024, Kacee Williams, N.P. had 96 Medicare Part D claims for 46 beneficiaries; the average among obstetrics & gynecology nurse practitioner prescribers was 198. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.