William Kozak, MD
NPI 1912908914 · Family Medicine Physician · Connellsville, PA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Kozak, MD is a Family Medicine Physician provider in Connellsville, PA (NPI 1912908914).
Provider details
- NPI number
- 1912908914
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD422207 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
441 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 177 | $113 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 167 | $80 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 83 | $123 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 14 | $45 |
Typical Medicare-allowed amounts for these services range $45–$123 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 191 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 553 | 150 |
| Levothyroxine Sodium | 544 | 129 |
| Montelukast Sodium | 495 | 153 |
| Furosemide | 479 | 141 |
| Dexamethasone | 451 | 240 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 445 | 166 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-02
- Last updated
- 2008-05-14
Frequently asked questions
- What is William Kozak's NPI number?
- William Kozak's National Provider Identifier (NPI) is 1912908914, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Kozak's specialty?
- William Kozak is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Kozak located?
- William Kozak's practice location on file with NPPES is 2620 Memorial Blvd, Connellsville, PA 15425-1488.
- What is William Kozak's phone number?
- The practice phone number listed in the NPPES registry for William Kozak is (724) 626-0700.
- Does William Kozak accept Medicare?
- William Kozak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Kozak's NPI active?
- Yes — William Kozak's NPI (1912908914) is active in the NPPES registry as of the last update on 2008-05-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.