Daniel Johnson, M.D.
NPI 1225001225 · Family Medicine Physician · Mukwonago, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Johnson, M.D. is a Family Medicine Physician provider in Mukwonago, WI (NPI 1225001225).
Provider details
- NPI number
- 1225001225
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 38023 (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
1,216 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) |
|---|---|---|
| Anticoagulant Management of Patient Taking Warfarin93793 | 432 | $11 |
| Blood Test, Clotting Time85610 | 216 | $4 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 216 | $168 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 145 | $120 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 117 | $121 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 100 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 304 | 94 |
| Losartan Potassium | 260 | 75 |
| Amlodipine Besylate | 243 | 69 |
| Levothyroxine Sodium | 230 | 55 |
| Lisinopril | 211 | 64 |
| Pantoprazole Sodium | 174 | 43 |
| Sertraline Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-09
- Last updated
- 2011-11-02
Frequently asked questions
- What is Daniel Johnson's NPI number?
- Daniel Johnson's National Provider Identifier (NPI) is 1225001225, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Johnson's specialty?
- Daniel Johnson is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Johnson located?
- Daniel Johnson's practice location on file with NPPES is 240 Maple Ave, Mukwonago, WI 53149-8475.
- What is Daniel Johnson's phone number?
- The practice phone number listed in the NPPES registry for Daniel Johnson is (262) 928-1900.
- Does Daniel Johnson accept Medicare?
- Daniel Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Johnson's NPI active?
- Yes — Daniel Johnson's NPI (1225001225) is active in the NPPES registry as of the last update on 2011-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.