NPPES file of Aug 9, 2026

Katherine Ruiz, NP

Acute Care Nurse Practitioner · Mount Kisco, NY

Katherine Ruiz, NP is an acute care nurse practitioner with a practice address in Mount Kisco, New York, and NPI 1548995467, issued on Jul 24, 2022. Check the license (New York F432345-01, as entered in NPPES) with the New York 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548995467
Name
Katherine Ruiz
Credential
NP
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
F432345-01 NY
Self-reported in NPPES; status is on the state search
Practice location
400 E Main St, Mount Kisco, NY 10549
Phone
(914) 666-1200
Enumerated
Jul 24, 2022
Record last updated
Mar 17, 2025
Medicare enrollment
Enrolled (PECOS I20221028000994); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 400 E Main St

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

  1. Nadia Abdulwahab, MDHospitalist Physician1881338515
  2. Neha Aggarwal, PHYSICIAN ASSISTANTPhysician Assistant1710318696
  3. Sameer AhmadStudent in an Organized Health Care Education/Training Program1770422172
  4. Ashitha AlexStudent in an Organized Health Care Education/Training Program1609715226
  5. Emmanuel Snr Amoateng, MDStudent in an Organized Health Care Education/Training Program1871353342
  6. Nandini Anandu, MDInternal Medicine Physician1023056678

Verify Katherine Ruiz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license F432345-01
    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 New York license search

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34% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024

395 Medicare Part D claims for 147 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.

  1. Katherine Ruiz395
  2. Specialty average594

Most prescribed

  1. Famotidine99 claims
  2. Pantoprazole Sodium95 claims
  3. Clenpiq27 claims
  4. Omeprazole25 claims
  5. Sucralfate21 claims
  6. Mesalamine17 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 91.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score90.1
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. North Shore Health System Medical Faculty Group Practice IncMount Kisco, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Acute Care Nurse Practitioner providers in New York

There are 1,720 acute care nurse practitioner records in New York.

Other acute care nurse practitioner records in New York

  1. Jay Raymond AbadNew York, NY1336662576
  2. Michelle Abboud, N.P.New York, NY1730596008
  3. Germeen AbdelmessihNew York, NY1134840028
  4. Danny AbdelqaderNew York, NY1700615150
  5. Alvin AbellaNew York, NY1588068233
  6. Sheba Abella-Barbosa, N.P.Brooklyn, NY1790846467
  7. Joseph Abellana, MS, RN, AGACNP-BCNew York, NY1386194041
  8. Mary Abplanalp, N.P.Suffern, NY1043243926
  9. Alla Acevedo, NPNew York, NY1669842001
  10. Wies Achterkamp-Hurkmans, NPNew York, NY1598582694

Common questions

What is Katherine Ruiz, NP's NPI number?

Katherine Ruiz, NP's National Provider Identifier (NPI) is 1548995467, issued on Jul 24, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Ruiz, NP located?

The NPPES record lists a practice address at 400 E Main St, Mount Kisco, NY, 10549. Phone: (914) 666-1200. Providers update this record themselves, so call before visiting.

How can I verify Katherine Ruiz, NP's license?

NPPES lists New York license number F432345-01, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Katherine Ruiz, NP prescribe under Medicare Part D?

In 2024, Katherine Ruiz, NP had 395 Medicare Part D claims for 147 beneficiaries; the average among acute care nurse practitioner prescribers was 594. Part D covers Medicare prescriptions only.

What is Katherine Ruiz, NP's MIPS final score?

The 2023 MIPS final score is 91.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.