Stephen Ksiazek, M.D.
NPI 1851346738 · Cardiovascular Disease Physician · Bethlehem, PA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Ksiazek, M.D. is a Cardiovascular Disease Physician provider in Bethlehem, PA (NPI 1851346738).
Provider details
- NPI number
- 1851346738
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD051899L (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
1,466 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) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 508 | $13 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 304 | $120 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 156 | $8 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 154 | $157 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 132 | $168 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 334 | 107 |
| Apixabanbrand: Eliquis | 215 | 56 |
| Atorvastatin Calcium | 163 | 63 |
| Rivaroxabanbrand: Xarelto | 161 | 36 |
| Rosuvastatin Calcium | 121 | 51 |
| Amlodipine Besylate | 105 | 41 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$125 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)
- 2775 Schoenersville RdBethlehem, PA 18017-7307Phone: (610) 861-8080Fax: (610) 861-0854
Registry dates
- Enumerated
- 2006-05-23
- Last updated
- 2021-07-23
- Certified
- 2021-07-23
Frequently asked questions
- What is Stephen Ksiazek's NPI number?
- Stephen Ksiazek's National Provider Identifier (NPI) is 1851346738, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Ksiazek's specialty?
- Stephen Ksiazek is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Ksiazek located?
- Stephen Ksiazek's practice location on file with NPPES is 2649 Schoenersville Rd Ste 301, Bethlehem, PA 18017-7332.
- What is Stephen Ksiazek's phone number?
- The practice phone number listed in the NPPES registry for Stephen Ksiazek is (484) 884-4799.
- Does Stephen Ksiazek accept Medicare?
- Stephen Ksiazek is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Ksiazek's NPI active?
- Yes — Stephen Ksiazek's NPI (1851346738) is active in the NPPES registry as of the last update on 2021-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.