Peiyun Chang, D.O.
Family Medicine Physician · West Orange, NJ
Peiyun Chang, D.O. is a family medicine physician with a practice address in West Orange, New Jersey, and NPI 1558775825, issued on Jun 16, 2014. Check the license (New Jersey 25MB09943600, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Peiyun Chang
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 25MB09943600 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 456 Prospect Ave, West Orange, NJ 07052
- Phone
- (973) 731-6767
- Enumerated
- Jun 16, 2014
- Record last updated
- Sep 12, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (973) 731-9881
- Medicare enrollment
- Enrolled (PECOS I20260207000738); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,770 in New Jersey → Look up another NPI →
Also registered at 456 Prospect Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jessica Akunna, M.D.Family Medicine Physician1760829006
- Reema Aljamal, MDFamily Medicine Physician1316434830
- Ryan Colligan, D.O.Family Medicine Physician1487187340
- Jessica Giaramita, DOFamily Medicine Physician1366183758
- Andrew Konopacki, PA-CPhysician Assistant1285183350
- Johanna KubichekMedical Physician Assistant1336697895
Verify Peiyun Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MB09943600Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average family medicine physician in 2024
54 Medicare Part D claims for 22 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Metformin Hcl12 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: $118.51
2 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- North East Medical ServicesSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Peiyun Chang among 2,770 family medicine physician records in New Jersey
Peiyun Chang, D.O. is one of 2,770 family 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 2014, is newer than 71% of them.
- NPI issued2014 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2014 · median 2006 among the 1,875 with a school on file
- Record last updated2018 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Family Medicine Physician providers in New Jersey
There are 2,770 family medicine physician records in New Jersey.
All 2,770 in New Jersey → Every provider in West Orange → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Jessica Akunna, M.D.West Orange, NJ 070521760829006
- Jonathan Alexander, M.D.West Orange, NJ 070521184924441
- Reema Aljamal, MDWest Orange, NJ 070521316434830
- Maria Baig, M.DWest Orange, NJ 070521104353952
- Melanie Bernardes, MDWest Orange, NJ 070521467033340
- Ryan Colligan, D.O.West Orange, NJ 070521487187340
- Jessica Giaramita, DOWest Orange, NJ 070521366183758
- Richard Goldberg, MD.West Orange, NJ 070521629136320
Common questions
What is Peiyun Chang, D.O.'s NPI number?
Peiyun Chang, D.O.'s National Provider Identifier (NPI) is 1558775825, issued on Jun 16, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Peiyun Chang, D.O. located?
The NPPES record lists a practice address at 456 Prospect Ave, West Orange, NJ, 07052. Phone: (973) 731-6767. Providers update this record themselves, so call before visiting.
How can I verify Peiyun Chang, D.O.'s license?
NPPES lists New Jersey license number 25MB09943600, 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 Peiyun Chang, D.O. prescribe under Medicare Part D?
In 2024, Peiyun Chang, D.O. had 54 Medicare Part D claims for 22 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.