Joseph Puskar, M.D.
NPI 1659333482 · Family Medicine Physician · Fond Du Lac, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Puskar, M.D. is a Family Medicine Physician provider in Fond Du Lac, WI (NPI 1659333482).
Provider details
- NPI number
- 1659333482
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35-07-8064-P (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
86 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 27 | $134 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 21 | $162 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 20 | $122 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 18 | $120 |
Typical Medicare-allowed amounts for these services range $120–$162 (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 · 54 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 145 | 45 |
| Levothyroxine Sodium | 108 | 31 |
| Amlodipine Besylate | 94 | 33 |
| Rosuvastatin Calcium | 93 | 29 |
| Metformin Hcl | 89 | 28 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 86 | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-05
- Last updated
- 2023-09-11
- Certified
- 2023-09-11
Frequently asked questions
- What is Joseph Puskar's NPI number?
- Joseph Puskar's National Provider Identifier (NPI) is 1659333482, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Puskar's specialty?
- Joseph Puskar is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Puskar located?
- Joseph Puskar's practice location on file with NPPES is 420 E Division St, Fond Du Lac, WI 54935-4560.
- What is Joseph Puskar's phone number?
- The practice phone number listed in the NPPES registry for Joseph Puskar is (920) 926-8485.
- Does Joseph Puskar accept Medicare?
- Joseph Puskar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Puskar's NPI active?
- Yes — Joseph Puskar's NPI (1659333482) is active in the NPPES registry as of the last update on 2023-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.