Charles Miller, DO
NPI 1275896946 · Family Medicine Physician · Appleton, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Miller, DO is a Family Medicine Physician provider in Appleton, WI (NPI 1275896946).
Provider details
- NPI number
- 1275896946
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 64435-21 (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
14 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
478 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 | 218 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 119 | $122 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 73 | $121 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 49 | $85 |
| Administration of Influenza Virus VaccineG0008 | 19 | $10 |
Typical Medicare-allowed amounts for these services range $9–$122 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 116 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 969 | 242 |
| Amlodipine Besylate | 532 | 128 |
| Losartan Potassium | 526 | 132 |
| Lisinopril | 466 | 119 |
| Omeprazole | 378 | 100 |
| Metformin Hcl | 342 | 86 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-06-19
- Last updated
- 2015-08-06
Frequently asked questions
- What is Charles Miller's NPI number?
- Charles Miller's National Provider Identifier (NPI) is 1275896946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Miller's specialty?
- Charles Miller is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Miller located?
- Charles Miller's practice location on file with NPPES is 3329 N Richmond St, Appleton, WI 54911-1063.
- What is Charles Miller's phone number?
- The practice phone number listed in the NPPES registry for Charles Miller is (920) 380-2715.
- Does Charles Miller accept Medicare?
- Charles Miller is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Miller's NPI active?
- Yes — Charles Miller's NPI (1275896946) is active in the NPPES registry as of the last update on 2015-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.