Eric Chang, DO
Gynecology Physician · Buffalo, NY
Eric Chang, DO is a gynecology physician with a practice address in Buffalo, New York, and NPI 1538321203, issued on Jun 25, 2008. Check the license (New York 301263, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Eric Chang
- Credential
- DO
- Primary taxonomy
- Gynecology Physician 207VG0400X
- License numbers
- 301263 NY
25MB08395900 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 835 Hopkins RD, Buffalo, NY 14221
- Phone
- (315) 469-8700
- Enumerated
- Jun 25, 2008
- Record last updated
- Apr 26, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 0184969 NJ
- Entity
- Type 1 · individual
8 nearest gynecology physician records → All 362 in New York → Look up another NPI →
Also registered at 835 Hopkins RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amanda Tierney, NPFamily Nurse Practitioner1902634884
Verify Eric Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 301263Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average gynecology physician in 2024
33 Medicare Part D claims, against an average of 299 among the 1,919 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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: $619.08
11 payments; by number, the most common kind was food and beverage; the largest payer was Organon Llc. The 1,398 providers of this specialty with any payment received $2,469.88 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.
Eric Chang among 362 gynecology physician records in New York
Eric Chang, DO is one of 362 gynecology physician records with a practice address in New York. 62% 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 78% of them.
- NPI issued2008 · 78% of these records are older, 17% newer
- In a Medicare fileYes · 62% of these records are
- In the CMS Doctors and Clinicians fileNo · 42% of these records are
- Record last updated2021 · 72% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VG0400X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gynecology Physician providers in New York
There are 362 gynecology physician records in New York.
All 362 in New York → Every provider in Buffalo → Gynecology Physician nationwide →
The 8 gynecology physician records with the nearest ZIP codes
- David Kurss, MDWilliamsville, NY 142211720029002
- Pamela Miller, WHNPCWilliamsville, NY 142211215110572
- Dennis Weppner, MDWilliamsville, NY 142211730141714
- Conchita Tan, MDWest Seneca, NY 142241710956875
- John Budzinski, MDCheektowaga, NY 142251326034927
- Catherine Metzger, MDCheektowaga, NY 142251922597806
- Diane Sutter, MDKenmore, NY 142171447291703
- Suzanne Meyers, MDAmherst, NY 142261831178425
Common questions
What is Eric Chang, DO's NPI number?
Eric Chang, DO's National Provider Identifier (NPI) is 1538321203, issued on Jun 25, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Eric Chang, DO located?
The NPPES record lists a practice address at 835 Hopkins RD, Buffalo, NY, 14221. Phone: (315) 469-8700. Providers update this record themselves, so call before visiting.
How can I verify Eric Chang, DO's license?
NPPES lists New York license number 301263, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Eric Chang, DO prescribe under Medicare Part D?
In 2024, Eric Chang, DO had 33 Medicare Part D claims; the average among gynecology physician prescribers was 299. 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.