NPPES file of Aug 9, 2026

Katie Marbach, RN

Family Nurse Practitioner · Rancho Cucamonga, CA

Katie Marbach, RN is a family nurse practitioner with a practice address in Rancho Cucamonga, California, and NPI 1366187130, issued on May 4, 2022. Check the license (California 95019579, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1366187130
Name
Katie Marbach
Credential
RN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
95019579 CA
820912 CA
Self-reported in NPPES; status is on the state search
Practice location
7365 Carnelian St Ste 240, Rancho Cucamonga, CA 91730
Phone
(909) 256-3245
Enumerated
May 4, 2022
Record last updated
Oct 12, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →

Also registered at 7365 Carnelian St Ste 240

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ashley Diaz, MSWSocial Worker1497427629
  2. Clarissa GamezMarriage & Family Therapist1295667475
  3. Jessica IvyMental Health Counselor1942013792
  4. Stacey Merrell, LMFTMarriage & Family Therapist1427245323

Verify Katie Marbach in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 95019579    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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99% fewer Medicare Part D claims than the average family nurse practitioner in 2024

16 Medicare Part D claims, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Katie Marbach16
  2. Specialty average1,305

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.

Katie Marbach among 16,966 family nurse practitioner records in California

Katie Marbach, RN 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 2022, is newer than 68% of them.

  • NPI issued2022 · 68% of these records are older, 25% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 40% of these records are
  • Record last updated2022 · 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).

81 family nurse practitioner records list a practice address in Rancho Cucamonga

They are 81 of the 4,579 NPPES records with a practice address in Rancho Cucamonga, and 16,966 family nurse practitioner records in California.

All 16,966 in California → Every provider in Rancho Cucamonga → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Marie Arpa, MSN FNP-CRancho Cucamonga, CA 917301134552516
  2. Brianne Bridgeland, ARNPRancho Cucamonga, CA 917301104070598
  3. Tina Escobedo, N.P.Rancho Cucamonga, CA 917301952555732
  4. Alea Foster, FNPRancho Cucamonga, CA 917301447501549
  5. Jeri Geleris, F.N.P.Rancho Cucamonga, CA 917301285993980
  6. Kristine Gibbs, FNP-CRancho Cucamonga, CA 917301144506429
  7. Lucy Grey, NPRancho Cucamonga, CA 917301912254210
  8. Laura Guerrero, NPRancho Cucamonga, CA 917301831292184

Common questions

What is Katie Marbach, RN's NPI number?

Katie Marbach, RN's National Provider Identifier (NPI) is 1366187130, issued on May 4, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Katie Marbach, RN located?

The NPPES record lists a practice address at 7365 Carnelian St Ste 240, Rancho Cucamonga, CA, 91730. Phone: (909) 256-3245. Providers update this record themselves, so call before visiting.

How can I verify Katie Marbach, RN's license?

NPPES lists California license number 95019579, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Katie Marbach, RN prescribe under Medicare Part D?

In 2024, Katie Marbach, RN had 16 Medicare Part D claims; the average among family nurse practitioner prescribers was 1,305. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.