Jeffrey Katt, MD
NPI 1407887821 · Internal Medicine Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jeffrey Katt, MD is a Internal Medicine Physician provider in Milwaukee, WI (NPI 1407887821).
Provider details
- NPI number
- 1407887821
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 30426 (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
19 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
782 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 | 267 | $120 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 141 | $121 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 107 | $169 |
| 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'SG2211 | 102 | $15 |
| Admn Sarscov2 Vacc 1 Dose90480 | 67 | $40 |
| Administration of Influenza Virus Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 127 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 799 | 207 |
| Amlodipine Besylate | 563 | 162 |
| Rosuvastatin Calcium | 492 | 133 |
| Metformin Hclbrand: Metformin Hcl Er | 336 | 95 |
| Omeprazole | 322 | 95 |
| Losartan Potassium | 318 | 90 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-05
- Last updated
- 2025-01-03
- Certified
- 2025-01-03
Frequently asked questions
- What is Jeffrey Katt's NPI number?
- Jeffrey Katt's National Provider Identifier (NPI) is 1407887821, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Katt's specialty?
- Jeffrey Katt is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jeffrey Katt located?
- Jeffrey Katt's practice location on file with NPPES is 3003 W Good Hope Road, Milwaukee, WI 53209.
- What is Jeffrey Katt's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Katt is (414) 352-3100.
- Does Jeffrey Katt accept Medicare?
- Jeffrey Katt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jeffrey Katt's NPI active?
- Yes — Jeffrey Katt's NPI (1407887821) is active in the NPPES registry as of the last update on 2025-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.