John Porter, DO
NPI 1568431021 · Family Medicine Physician · Viroqua, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Porter, DO is a Family Medicine Physician provider in Viroqua, WI (NPI 1568431021).
Provider details
- NPI number
- 1568431021
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 47098 (WI)
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
408 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 | 96 | $90 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 59 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 | 52 | $6 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 41 | $8 |
| Blood Count, Hemoglobin85018 | 37 | $2 |
| 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'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 66 | 44 |
| Gabapentin | 46 | 23 |
| Metformin Hclbrand: Metformin Hcl Er | 45 | 20 |
| Levothyroxine Sodium | 38 | 15 |
| Omeprazole | 37 | 19 |
| Lisinopril | 32 | 21 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-16
- Last updated
- 2011-10-24
Frequently asked questions
- What is John Porter's NPI number?
- John Porter's National Provider Identifier (NPI) is 1568431021, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Porter's specialty?
- John Porter is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Porter located?
- John Porter's practice location on file with NPPES is 407 S Main St, Viroqua, WI 54665.
- What is John Porter's phone number?
- The practice phone number listed in the NPPES registry for John Porter is (608) 637-3195.
- Does John Porter accept Medicare?
- John Porter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Porter's NPI active?
- Yes — John Porter's NPI (1568431021) is active in the NPPES registry as of the last update on 2011-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.