NPPES file of Aug 9, 2026

Heeseung Kwak

Acute Care Nurse Practitioner · New York, NY

Heeseung Kwak is an acute care nurse practitioner with a practice address in New York, New York, and NPI 1609220029, issued on Apr 21, 2016. Check the license (New York F430937-1, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1609220029
Name
Heeseung Kwak
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
F430937-1 NY
Self-reported in NPPES; status is on the state search
Practice location
10 E 102ND St, New York, NY 10029
Phone
(212) 241-6756
Enumerated
Apr 21, 2016
Record last updated
Feb 26, 2019 (not updated in 7 years: call before relying on the address or phone)
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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Also registered at 10 E 102ND St

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

  1. Sherley Abraham, M.D.Endocrinology, Diabetes & Metabolism Physician1871739441
  2. Theodora Anagnostou, M.D.Hematology & Oncology Physician1780026567
  3. Celina AngMedical Oncology Physician1134423940
  4. Rebecca AppelPhysician Assistant1063148757
  5. Aleksey Aronov, AGPCNP-BCAdult Health Nurse Practitioner1548616451
  6. Jacques Azzi, M.DMedical Oncology Physician1184036964

Verify Heeseung Kwak 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 F430937-1
    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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92% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024

46 Medicare Part D claims for 20 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D. Brand-name drugs were 35% of claims.

  1. Heeseung Kwak46
  2. Specialty average594

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.

Industry payments in 2024: $22.82

1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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. Heeseung Kwak$22.82
  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.

Heeseung Kwak among 1,720 acute care nurse practitioner records in New York

Heeseung Kwak 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 2016, is newer than 34% of them.

  • NPI issued2016 · 34% of these records are older, 62% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 56% of these records are
  • Record last updated2019 · 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. Marites Arizabal, NPNew York, NY 100291992961205
  2. Tracy Valerie Bertiz, NPNew York, NY 100291033388111
  3. Simonette Cipolla, ACNPNew York, NY 100291396912929
  4. Lorna Hew, ACNPNew York, NY 100291649435207
  5. Vena Jennings, ANPNew York, NY 100291609030543
  6. Eunjeong Kim, APRN,BCNew York, NY 100291679767933
  7. Melissa Mattimore, RN, ACNPNew York, NY 100291710140793
  8. Jeanne Messana, ACNPNew York, NY 100291386777001

Common questions

What is Heeseung Kwak's NPI number?

Heeseung Kwak's National Provider Identifier (NPI) is 1609220029, issued on Apr 21, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Heeseung Kwak located?

The NPPES record lists a practice address at 10 E 102ND St, New York, NY, 10029. Phone: (212) 241-6756. Providers update this record themselves, so call before visiting.

How can I verify Heeseung Kwak's license?

NPPES lists New York license number F430937-1, as entered by the provider. Search the New York board that licenses this profession; the NPPES record confirms identity only.

How much does Heeseung Kwak prescribe under Medicare Part D?

In 2024, Heeseung Kwak had 46 Medicare Part D claims for 20 beneficiaries; the average among acute care nurse practitioner prescribers was 594. 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.

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.