Joseph Zawisza, DO
Internal Medicine Physician · Schuylkill Haven, PA
Joseph Zawisza, DO is an internal medicine physician with a practice address in Schuylkill Haven, Pennsylvania, and NPI 1942468210, issued on May 23, 2008. Check the license (Pennsylvania OS014351, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Joseph Zawisza
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- OS014351 PA
OT 011110 PA
Self-reported in NPPES; status is on the state search - Practice location
- 523 S Garfield Ave, Schuylkill Haven, PA 17972
- Phone
- (570) 385-3826
- Enumerated
- May 23, 2008
- Record last updated
- Feb 10, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (570) 385-4125
- Medicare enrollment
- Enrolled (PECOS I20090707000427); accepts Medicare assignment
- Medical or professional school
- Philadelphia College Of Osteopathic Medicine, 2005
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 523 S Garfield Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michael Zawisza, DOFamily Medicine Physician1427030121
Verify Joseph Zawisza in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license OS014351Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.3 times the Medicare Part D claims of the average internal medicine physician in 2024
10,336 Medicare Part D claims for 812 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 233 claims were for opioids.
Most prescribed
- Atorvastatin Calcium685 claims
- Amlodipine Besylate410 claims
- Levothyroxine Sodium410 claims
- Simvastatin346 claims
- Omeprazole316 claims
- Lisinopril286 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: $124.00
1 payment: food and beverage; the largest payer was Pfizer Inc. 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.
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
- Phoenix Rehabilitation And Health Services IncCranberry Twp, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joseph Zawisza among 7,300 internal medicine physician records in Pennsylvania
Joseph Zawisza, DO is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% 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 43% of them.
- NPI issued2008 · 43% of these records are older, 53% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2005 · median 2008 among the 4,208 with a school on file
- Record last updated2021 · 56% 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 Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2 internal medicine physician records list a practice address in Schuylkill Haven
They are 2 of the 72 NPPES records with a practice address in Schuylkill Haven, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in Schuylkill Haven → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Debra Ahrensfield, MDSchuylkill Haven, PA 179721699763813
- David Russell, D.O.Pine Grove, PA 179631285097592
- Robert Scalia, D.O.Pine Grove, PA 179631225021439
- Arshitha Nasreen Chollampatt, MDOrwigsburg, PA 179611306535596
- Alexandra ConfortiOrwigsburg, PA 179611043969694
- Jeanne Gricoski, D.O.Orwigsburg, PA 179611962720292
- Remon Narouz, MDOrwigsburg, PA 179611497067474
- Abdul Rashid, MDOrwigsburg, PA 179611922070416
Common questions
What is Joseph Zawisza, DO's NPI number?
Joseph Zawisza, DO's National Provider Identifier (NPI) is 1942468210, issued on May 23, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Zawisza, DO located?
The NPPES record lists a practice address at 523 S Garfield Ave, Schuylkill Haven, PA, 17972. Phone: (570) 385-3826. Providers update this record themselves, so call before visiting.
How can I verify Joseph Zawisza, DO's license?
NPPES lists Pennsylvania license number OS014351, 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 Joseph Zawisza, DO prescribe under Medicare Part D?
In 2024, Joseph Zawisza, DO had 10,336 Medicare Part D claims for 812 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.