Joseph Zawisza, DO
NPI 1942468210 · Internal Medicine Physician · Schuylkill Haven, PA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Zawisza, DO is a Internal Medicine Physician provider in Schuylkill Haven, PA (NPI 1942468210).
Provider details
- NPI number
- 1942468210
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- OT 011110 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,742 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 557 | $121 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 395 | $9 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 266 | $16 |
| Administration of Influenza Virus VaccineG0008 | 125 | $31 |
| Blood Test, Clotting Time85610 | 106 | $4 |
| Anticoagulant Management of Patient Taking Warfarin93793 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 159 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 685 | 188 |
| Amlodipine Besylate | 410 | 107 |
| Levothyroxine Sodium | 410 | 106 |
| Simvastatin | 346 | 82 |
| Omeprazole | 316 | 91 |
| Lisinopril | 286 | 80 |
| Losartan Potassium | 284 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$124 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 211 W Market StOrwigsburg, PA 17961-1868Phone: (570) 366-1171Fax: (570) 385-4125
Registry dates
- Enumerated
- 2008-05-23
- Last updated
- 2021-02-10
- Certified
- 2021-02-10
Frequently asked questions
- What is Joseph Zawisza's NPI number?
- Joseph Zawisza's National Provider Identifier (NPI) is 1942468210, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Zawisza's specialty?
- Joseph Zawisza is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Zawisza located?
- Joseph Zawisza's practice location on file with NPPES is 523 S Garfield Ave, Schuylkill Haven, PA 17972-1107.
- What is Joseph Zawisza's phone number?
- The practice phone number listed in the NPPES registry for Joseph Zawisza is (570) 385-3826.
- Does Joseph Zawisza accept Medicare?
- Joseph Zawisza is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Zawisza's NPI active?
- Yes — Joseph Zawisza's NPI (1942468210) is active in the NPPES registry as of the last update on 2021-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.