Katherine Porter, DO
NPI 1194984401 · Family Medicine Physician · Madison, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Porter, DO is a Family Medicine Physician provider in Madison, WI (NPI 1194984401).
Provider details
- NPI number
- 1194984401
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 53980 (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
18 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
554 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 133 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 77 | $120 |
| Hemoglobin A1c Level83036 | 48 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 45 | $13 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 38 | $10 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 33 | $16 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 33 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 101 | 29 |
| Rosuvastatin Calcium | 100 | 22 |
| Amlodipine Besylate | 61 | 17 |
| Metformin Hclbrand: Metformin Hcl Er | 47 | 13 |
| Lisinopril | 45 | 13 |
| Apixabanbrand: Eliquis | 45 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-03
- Last updated
- 2020-09-24
- Certified
- 2020-09-24
Frequently asked questions
- What is Katherine Porter's NPI number?
- Katherine Porter's National Provider Identifier (NPI) is 1194984401, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Porter's specialty?
- Katherine Porter is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Porter located?
- Katherine Porter's practice location on file with NPPES is 10 Grand Ave, Madison, WI 53705-3706.
- What is Katherine Porter's phone number?
- The practice phone number listed in the NPPES registry for Katherine Porter is (608) 358-5833.
- Does Katherine Porter accept Medicare?
- Katherine Porter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Porter's NPI active?
- Yes — Katherine Porter's NPI (1194984401) is active in the NPPES registry as of the last update on 2020-09-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.