NPPES file of Aug 9, 2026

Maria Ji Kyung Ham Kowzun, M.D.

Surgery Physician · New Brunswick, NJ

Maria Ji Kyung Ham Kowzun, M.D. is a surgery physician with a practice address in New Brunswick, New Jersey, and NPI 1619138765, issued on Jun 20, 2008. Check the license (New Jersey 25MA08972600, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1619138765
Name
Maria Ji Kyung Ham Kowzun
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
25MA08972600 NJ
Self-reported in NPPES; status is on the state search
Practice location
195 Little Albany St, New Brunswick, NJ 08901
Phone
(732) 235-8524
Enumerated
Jun 20, 2008
Record last updated
Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20111110000133); accepts Medicare assignment
Medical or professional school
University Of Hawaii John A. Burns School Of Medicine, 2008
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 195 Little Albany St

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

  1. Funmilayo Adeniranye, APNPrimary Care Nurse Practitioner1609258151
  2. Joseph AisnerMedical Oncology Physician1649328410
  3. Razia Akhtar, M.D.Pediatric Hematology & Oncology Physician1962724872
  4. David AugustSurgical Oncology Physician1881776482
  5. Ann Marie Augustyn, M.S.Genetic Counselor (M.S.)1750430815
  6. Rizvan Azimzade, MDInternal Medicine Physician1184202624

Verify Maria Ji Kyung Ham Kowzun in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license 25MA08972600
    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
Open the New Jersey 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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Bills Medicare through 2 group practices

  1. Barnabas Health Medical Group PCLivingston, NJ
  2. Rutgers Health-Rwj Scleroderma ProgramNew Brunswick, NJ

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

Maria Ji Kyung Ham Kowzun among 737 surgery physician records in New Jersey

Maria Ji Kyung Ham Kowzun, M.D. is one of 737 surgery physician records with a practice address in New Jersey. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 58% of them.

  • NPI issued2008 · 58% of these records are older, 35% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2008 · median 2005 among the 445 with a school on file
  • Record last updated2018 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

30 surgery physician records list a practice address in New Brunswick

They are 30 of the 2,740 NPPES records with a practice address in New Brunswick, and 737 surgery physician records in New Jersey.

The 8 surgery physician records with the nearest ZIP codes

  1. Henry Alexander, M.D.New Brunswick, NJ 089011023032752
  2. Albert Assad, M.D.New Brunswick, NJ 089011053419093
  3. Carleton Baler, MDNew Brunswick, NJ 089011780640573
  4. James ChandlerNew Brunswick, NJ 089011215006051
  5. Siobhan Corbett, MDNew Brunswick, NJ 089011093884835
  6. Joseph Hanna, MD PHDNew Brunswick, NJ 089011326126590
  7. Lisa Hopkins, M.D.New Brunswick, NJ 089011144347675
  8. Richard Masterson, MDNew Brunswick, NJ 089011265497895

Common questions

What is Maria Ji Kyung Ham Kowzun, M.D.'s NPI number?

Maria Ji Kyung Ham Kowzun, M.D.'s National Provider Identifier (NPI) is 1619138765, issued on Jun 20, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Maria Ji Kyung Ham Kowzun, M.D. located?

The NPPES record lists a practice address at 195 Little Albany St, New Brunswick, NJ, 08901. Phone: (732) 235-8524. Providers update this record themselves, so call before visiting.

How can I verify Maria Ji Kyung Ham Kowzun, M.D.'s license?

NPPES lists New Jersey license number 25MA08972600, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.