Katherine Elizabeth Madsen, N.P.
Registered Nurse · Modesto, CA
Katherine Elizabeth Madsen, N.P. is a registered nurse with a practice address in Modesto, California, and NPI 1043643448, issued on Aug 21, 2013. Check the license (California RN309356, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Katherine Elizabeth Madsen
- Credential
- N.P.
- Primary taxonomy
- Registered Nurse 163W00000X
- License number
- RN309356 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1700 Coffee RD, Modesto, CA 95355
- Phone
- (209) 530-3404
- Enumerated
- Aug 21, 2013
- Record last updated
- Aug 21, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20220331001274); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest registered nurse records → All 13,506 in California → Look up another NPI →
Also registered at 1700 Coffee RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Zainab Abbasi, MBBSStudent in an Organized Health Care Education/Training Program1972442903
- Rahimot AkindeleStudent in an Organized Health Care Education/Training Program1790570422
- Sultana Akter, MDStudent in an Organized Health Care Education/Training Program1881534717
- Khalid Al Zubaidi, MDStudent in an Organized Health Care Education/Training Program1023957032
- Zahraa Ali AkbarStudent in an Organized Health Care Education/Training Program1124967815
- Rachel Ann Alikes, RNRegistered Nurse First Assistant1073441374
Verify Katherine Elizabeth Madsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license RN309356Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Katherine Elizabeth Madsen among 13,506 registered nurse records in California
Katherine Elizabeth Madsen, N.P. is one of 13,506 registered nurse records with a practice address in California. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2013, is newer than 24% of them.
- NPI issued2013 · 24% of these records are older, 73% newer
- In a Medicare fileNo · 3% of these records are
- In the CMS Doctors and Clinicians fileYes · 1% of these records are
- Graduated1984 · median 2018 among the 146 with a school on file
- Record last updated2013 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
110 registered nurse records list a practice address in Modesto
They are 110 of the 9,262 NPPES records with a practice address in Modesto, and 13,506 registered nurse records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 13,506 in California → Every provider in Modesto → Registered Nurse nationwide →
The 8 registered nurse records with the nearest ZIP codes
- Melissa Arnold Padilla, RNModesto, CA 953551497005086
- Ann BonfiglioModesto, CA 953551538402102
- Janet Ganjeh, RNFAModesto, CA 953551184870222
- June Henley-MeyerModesto, CA 953551326998105
- Kimberly Ladine, RNModesto, CA 953551962898288
- Melanie Lee, RNModesto, CA 953551770463747
- Diane Matthews, RN, PHNModesto, CA 953551437826153
- Philip MullinsModesto, CA 953551861352320
Common questions
What is Katherine Elizabeth Madsen, N.P.'s NPI number?
Katherine Elizabeth Madsen, N.P.'s National Provider Identifier (NPI) is 1043643448, issued on Aug 21, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Elizabeth Madsen, N.P. located?
The NPPES record lists a practice address at 1700 Coffee RD, Modesto, CA, 95355. Phone: (209) 530-3404. Providers update this record themselves, so call before visiting.
How can I verify Katherine Elizabeth Madsen, N.P.'s license?
NPPES lists California license number RN309356, 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. 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.