Karen Marie Ketner, NP
Family Nurse Practitioner · Redwood City, CA
Karen Marie Ketner, NP is a family nurse practitioner with a practice address in Redwood City, California, and NPI 1932256617, issued on Jan 4, 2007. Check the license (California 387050, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen Marie Ketner
- Credential
- NP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 387050 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1150 Veterans Blvd, Redwood City, CA 94063
- Phone
- (650) 299-2552
- Enumerated
- Jan 4, 2007
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (650) 299-4244
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Also registered at 1150 Veterans Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karen Marie Ketner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 387050Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $246.65
2 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Karen Marie Ketner among 16,966 family nurse practitioner records in California
Karen Marie Ketner, NP is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 7% of them.
- NPI issued2007 · 7% of these records are older, 87% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2007 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
37 family nurse practitioner records list a practice address in Redwood City
They are 37 of the 2,795 NPPES records with a practice address in Redwood City, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Redwood City → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Lindsay Arboleda, NPRedwood City, CA 940631780005710
- Vanessa Breen, NPRedwood City, CA 940631497190763
- Betsi Carey, NPRedwood City, CA 940631770671760
- Ruthann Flament, NPRedwood City, CA 940631912097304
- Carrie Gordon, NPRedwood City, CA 940631134498926
- Margaret Hermoso, RN, NPRedwood City, CA 940631568764553
- Laura Hutkins, N.P.Redwood City, CA 940631750440525
- Celia Marquis, NP AND RNRedwood City, CA 940631487954285
Common questions
What is Karen Marie Ketner, NP's NPI number?
Karen Marie Ketner, NP's National Provider Identifier (NPI) is 1932256617, issued on Jan 4, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Karen Marie Ketner, NP located?
The NPPES record lists a practice address at 1150 Veterans Blvd, Redwood City, CA, 94063. Phone: (650) 299-2552. Providers update this record themselves, so call before visiting.
How can I verify Karen Marie Ketner, NP's license?
NPPES lists California license number 387050, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.