Matthew Walter Karski, DMD
Student in an Organized Health Care Education/Training Program · New Castle, PA
Matthew Walter Karski, DMD is a student in an organized health care education/training program with a practice address in New Castle, Pennsylvania, and NPI 1861700932, issued on Sep 22, 2010. Check the license (Pennsylvania DX038451, as entered in NPPES) with the Pennsylvania board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Matthew Walter Karski
- Credential
- DMD
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- License number
- DX038451 PA
Self-reported in NPPES; status is on the state search - Practice location
- 2539 Wilmington RD Ste A, New Castle, PA 16105
- Phone
- (724) 944-0010
- Enumerated
- Sep 22, 2010
- Record last updated
- Jun 3, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest student in an organized health care education/training program records → All 12,792 in Pennsylvania → Look up another NPI →
Verify Matthew Walter Karski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
Search for license DX038451Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
75% more Medicare Part D claims than the average student in an organized health care education/training program in 2024
324 Medicare Part D claims for 145 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Amoxicillin136 claims
- Chlorhexidine Gluconate65 claims
- Ibuprofen29 claims
- Amoxicillin-Clavulanate Potass22 claims
- Clindamycin Hcl18 claims
- Acetaminophen-Codeine14 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.
Matthew Walter Karski among 12,792 student in an organized health care education/training program records in Pennsylvania
Matthew Walter Karski, DMD is one of 12,792 student in an organized health care education/training program records with a practice address in Pennsylvania. 33% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 1% of them.
- NPI issued2010 · 1% of these records are older, 99% newer
- In a Medicare fileYes · 33% of these records are
- In the CMS Doctors and Clinicians fileNo · 4% of these records are
- Record last updated2011 · 16% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 student in an organized health care education/training program records list a practice address in New Castle
They are 15 of the 812 NPPES records with a practice address in New Castle, and 12,792 student in an organized health care education/training program records in Pennsylvania.
All 12,792 in Pennsylvania → Every provider in New Castle → Student in an Organized Health Care Education/Training Program nationwide →
The 8 student in an organized health care education/training program records with the nearest ZIP codes
- Khaled Abdul Jawad, MDNew Castle, PA 161051902484470
- Rami AlattarNew Castle, PA 161051992383970
- Saba Ali, M.D.New Castle, PA 161051801470570
- Sanskruti Brummett, DONew Castle, PA 161051083551568
- Leslie Elmore, DONew Castle, PA 161051811567860
- Emilie Fromm, DONew Castle, PA 161051467071787
- Andrew GonzalesNew Castle, PA 161051538045844
- Andrei Gritsiuta, MDNew Castle, PA 161051336778349
Common questions
What is Matthew Walter Karski, DMD's NPI number?
Matthew Walter Karski, DMD's National Provider Identifier (NPI) is 1861700932, issued on Sep 22, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Walter Karski, DMD located?
The NPPES record lists a practice address at 2539 Wilmington RD Ste A, New Castle, PA, 16105. Phone: (724) 944-0010. Providers update this record themselves, so call before visiting.
How can I verify Matthew Walter Karski, DMD's license?
NPPES lists Pennsylvania license number DX038451, as entered by the provider. Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
How much does Matthew Walter Karski, DMD prescribe under Medicare Part D?
In 2024, Matthew Walter Karski, DMD had 324 Medicare Part D claims for 145 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.