Karen Chang, MD
Surgery Physician · Media, PA
Karen Chang, MD is a surgery physician with a practice address in Media, Pennsylvania, and NPI 1922268317, issued on Jun 10, 2008. Check the license (Pennsylvania MD473345, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Karen Chang
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License numbers
- MD473345 PA
270062 NY
Self-reported in NPPES; status is on the state search - Practice location
- 1098 W Baltimore Pike Ste 3401, Media, PA 19063
- Phone
- (106) 627-4427
- Enumerated
- Jun 10, 2008
- Record last updated
- Apr 7, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (610) 891-3417
- Medicare enrollment
- Enrolled (PECOS I20210614002676); accepts Medicare assignment
- Medical or professional school
- State University Of New York At Buffalo School Of Medicine, 2008
- Entity
- Type 1 · individual
Also registered at 1098 W Baltimore Pike Ste 3401
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kathryn Lehnowsky, PA-CPhysician Assistant1689044554
Verify Karen Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD473345Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average surgery physician in 2024
52 Medicare Part D claims for 41 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 34 claims were for opioids.
Most prescribed
- Oxycodone Hcl30 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: $175.16
4 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 17,103 providers of this specialty with any payment received $3,513.80 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
- Main Line HealthcareMedia, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Surgery Physician providers in Pennsylvania
There are 1,867 surgery physician records in Pennsylvania.
Other surgery physician records in Pennsylvania
- Darius Abadi, D.O.Wellsboro, PA1780767558
- Ariel Aballay, MDPittsburgh, PA1487671814
- Michael Abboud, M.D.Reading, PA1568632263
- Ahmad Abdeen, MDPhiladelphia, PA1033900642
- Mohamed Abdelgawad, MDPittsburgh, PA1972063816
- Ryan Abegglen, M.D.Latrobe, PA1912318312
- Renee Aboushi, MDHarrisburg, PA1023327947
- Samir Abu Gazala, M.D.Philadelphia, PA1750708251
- Mohamad Rassoul Abu-Nuwar, MDKittanning, PA1992206437
- Ahmad Abul-Ela, MDNew Castle, PA1780843300
Common questions
What is Karen Chang, MD's NPI number?
Karen Chang, MD's National Provider Identifier (NPI) is 1922268317, issued on Jun 10, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Karen Chang, MD located?
The NPPES record lists a practice address at 1098 W Baltimore Pike Ste 3401, Media, PA, 19063. Phone: (106) 627-4427. Providers update this record themselves, so call before visiting.
How can I verify Karen Chang, MD's license?
NPPES lists Pennsylvania license number MD473345, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Karen Chang, MD prescribe under Medicare Part D?
In 2024, Karen Chang, MD had 52 Medicare Part D claims for 41 beneficiaries; the average among surgery physician prescribers was 147. 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.