NPPES file of Aug 9, 2026

Joseph K. Hyon, DO

Internal Medicine Physician · Westwood, NJ

Joseph K. Hyon, DO is an internal medicine physician with a practice address in Westwood, New Jersey, and NPI 1245281773, issued on May 12, 2006. Check the license (New Jersey 25MB05812200, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1245281773
Name
Joseph K. Hyon
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
25MB05812200 NJ
Self-reported in NPPES; status is on the state search
Practice location
261 Old Hook Road, Westwood, NJ 07675
Phone
(201) 265-1133
Enumerated
May 12, 2006
Record last updated
Jul 16, 2024
Fax
(201) 265-1135
Medicaid ID
6225501 NJ
Medicare enrollment
Enrolled (PECOS I20060713000300); accepts Medicare assignment
Medical or professional school
Kansas City University Of Med & Biosciences, College Of Osteo Med, 1991
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.
Download card Updates feed

Verify Joseph K. Hyon 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 25MB05812200
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2.8 times the Medicare Part D claims of the average internal medicine physician in 2024

8,851 Medicare Part D claims for 613 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 67 claims were for opioids.

  1. Joseph Hyon8,851
  2. Specialty average3,176

Most prescribed

  1. Rosuvastatin Calcium583 claims
  2. Atorvastatin Calcium548 claims
  3. Levothyroxine Sodium352 claims
  4. Amlodipine Besylate329 claims
  5. Metoprolol Succinate306 claims
  6. Ezetimibe268 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.

Industry payments in 2024: $292.49

18 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joseph Hyon$292.49
  2. Specialty average$1,303.06

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

Joseph K. Hyon among 4,632 internal medicine physician records in New Jersey

Joseph K. Hyon, DO is one of 4,632 internal medicine physician records with a practice address in New Jersey. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 50% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1991 · median 2000 among the 3,132 with a school on file
  • Record last updated2024 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 internal medicine physician records list a practice address in Westwood

They are 13 of the 382 NPPES records with a practice address in Westwood, and 4,632 internal medicine physician records in New Jersey.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Saroj Amin, MDWestwood, NJ 076751407871791
  2. James Buirkle, MDOld Tappan, NJ 076751215041140
  3. Kimberly Anne Cooper, D.O.Westwood, NJ 076751780846915
  4. Arthur De Siimone, M.D.Old Tappan, NJ 076751114107497
  5. Sheila Fields, MDWestwood, NJ 076751649270240
  6. Martin Pelavin, MDOld Tappan, NJ 076751386758217
  7. Victoria Perez, MDWestwood, NJ 076751578673257
  8. Nanjappa Ravi, M.D.Westwood, NJ 076751700800083

Common questions

What is Joseph K. Hyon, DO's NPI number?

Joseph K. Hyon, DO's National Provider Identifier (NPI) is 1245281773, issued on May 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joseph K. Hyon, DO located?

The NPPES record lists a practice address at 261 Old Hook Road, Westwood, NJ, 07675. Phone: (201) 265-1133. Providers update this record themselves, so call before visiting.

How can I verify Joseph K. Hyon, DO's license?

NPPES lists New Jersey license number 25MB05812200, 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.

How much does Joseph K. Hyon, DO prescribe under Medicare Part D?

In 2024, Joseph K. Hyon, DO had 8,851 Medicare Part D claims for 613 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.