NPPES file of Aug 9, 2026

Karen Chen, NP

Acute Care Nurse Practitioner · New York, NY

Karen Chen, NP is an acute care nurse practitioner with a practice address in New York, New York, and NPI 1164944419, issued on Jul 7, 2017. Check the license (New York F431277, 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
1164944419
Name
Karen Chen
Credential
NP
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License numbers
F431277 NY
716751 NY
Self-reported in NPPES; status is on the state search
Practice location
161 Fort Washington Ave, New York, NY 10032
Phone
(212) 305-0592
Enumerated
Jul 7, 2017
Record last updated
Dec 7, 2023
Medicare enrollment
Enrolled (PECOS I20181116001433); accepts Medicare assignment
Medical or professional school
Columbia University College Of Physicians And Surgeons, 2018
Telehealth
Offers telehealth (CMS)
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 161 Fort Washington Ave

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

  1. Maura Abbott, NP, PHDNurse Practitioner1881876415
  2. Alexey Abramov, M.D.Student in an Organized Health Care Education/Training Program1063874519
  3. Julian Abrams, M.D.Gastroenterology Physician1669494746
  4. Alex Addo, MDSurgery Physician1841685054
  5. Aradhna AgarwalRheumatology Physician1669009312
  6. Christopher Ahmad, MDOrthopaedic Surgery Physician1598795445

Verify Karen Chen 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 F431277
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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40% more Medicare Part D claims than the average acute care nurse practitioner in 2024

829 Medicare Part D claims for 132 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D. 40 claims were for opioids.

  1. Karen Chen829
  2. Specialty average594

Most prescribed

  1. Creon132 claims
  2. Pantoprazole Sodium63 claims
  3. Ondansetron Odt48 claims
  4. Duloxetine Hcl40 claims
  5. Eliquis39 claims
  6. Xarelto39 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 MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score86.8
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $214.05

12 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 10,984 providers of this specialty with any payment received $647.94 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karen Chen$214.05
  2. Specialty average$647.94

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Trustees OF Columbia University IN The City OF New YorkNew York, NY

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

Karen Chen among 1,720 acute care nurse practitioner records in New York

Karen Chen, NP is one of 1,720 acute care nurse practitioner records with a practice address in New York. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 38% of them.

  • NPI issued2017 · 38% of these records are older, 57% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2018 · median 2020 among the 965 with a school on file
  • Record last updated2023 · 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 363LA2100X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Acute Care Nurse Practitioner providers in New York

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

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Paul Boerem, N.P.New York, NY 100321861515884
  2. Lori Cogan, DNP, ACNP-BC, ANP-BCNew York, NY 100321023059300
  3. Maria Farrow, NPNew York, NY 100321083689830
  4. Rosemarie Gadioma, N.P.New York, NY 100321881758308
  5. Sandra Joseph, NURSE PRACTITIONERNew York City, NY 100321346452208
  6. Audrey Kleet, ACNP-BCNew York, NY 100321295926491
  7. Margaret Lundquist, ACNPNew York, NY 100321922139229
  8. Jennifer Murphy, ACNP, APRN,BCNew York, NY 100321699963199

Common questions

What is Karen Chen, NP's NPI number?

Karen Chen, NP's National Provider Identifier (NPI) is 1164944419, issued on Jul 7, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Karen Chen, NP located?

The NPPES record lists a practice address at 161 Fort Washington Ave, New York, NY, 10032. Phone: (212) 305-0592. Providers update this record themselves, so call before visiting.

How can I verify Karen Chen, NP's license?

NPPES lists New York license number F431277, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Karen Chen, NP prescribe under Medicare Part D?

In 2024, Karen Chen, NP had 829 Medicare Part D claims for 132 beneficiaries; the average among acute care nurse practitioner prescribers was 594. Part D covers Medicare prescriptions only.

What is Karen Chen, NP's MIPS final score?

The 2023 MIPS final score is 100 of 100. 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.