Christopher Mildenberg, MD
NPI 1154409175 · Internal Medicine Physician · Sturgeon Bay, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Mildenberg, MD is a Internal Medicine Physician provider in Sturgeon Bay, WI (NPI 1154409175).
Provider details
- NPI number
- 1154409175
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 49841 (WI)
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 tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 94 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 335 | 87 |
| Amlodipine Besylate | 302 | 79 |
| Losartan Potassium | 216 | 61 |
| Levothyroxine Sodium | 196 | 46 |
| Furosemide | 171 | 39 |
| Metformin Hcl | 139 | 38 |
| Lisinopril | 138 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2025-08-28
- Certified
- 2025-08-28
Frequently asked questions
- What is Christopher Mildenberg's NPI number?
- Christopher Mildenberg's National Provider Identifier (NPI) is 1154409175, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Mildenberg's specialty?
- Christopher Mildenberg is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Mildenberg located?
- Christopher Mildenberg's practice location on file with NPPES is 30 N 18th Ave Ste 4b, Sturgeon Bay, WI 54235-3207.
- What is Christopher Mildenberg's phone number?
- The practice phone number listed in the NPPES registry for Christopher Mildenberg is (920) 818-1001.
- Does Christopher Mildenberg accept Medicare?
- Christopher Mildenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Mildenberg's NPI active?
- Yes — Christopher Mildenberg's NPI (1154409175) is active in the NPPES registry as of the last update on 2025-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.