Carol Feuerstein, MD
NPI 1578594909 · Family Medicine Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carol Feuerstein, MD is a Family Medicine Physician provider in Milwaukee, WI (NPI 1578594909).
Provider details
- NPI number
- 1578594909
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 30388 (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
363 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 | 105 | $112 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 79 | $80 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 55 | $111 |
| Hemoglobin A1c Level83036 | 54 | $9 |
| 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 | 30 | $15 |
| 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 | 365 | 99 |
| Amlodipine Besylate | 284 | 80 |
| Levothyroxine Sodium | 202 | 45 |
| Lisinopril | 164 | 40 |
| Metoprolol Succinate | 155 | 49 |
| Gabapentin | 150 | 48 |
| Potassium Chloride |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-05
- Last updated
- 2021-11-18
- Certified
- 2021-11-18
Frequently asked questions
- What is Carol Feuerstein's NPI number?
- Carol Feuerstein's National Provider Identifier (NPI) is 1578594909, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carol Feuerstein's specialty?
- Carol Feuerstein is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Carol Feuerstein located?
- Carol Feuerstein's practice location on file with NPPES is 7878 N 76th St, Milwaukee, WI 53223.
- What is Carol Feuerstein's phone number?
- The practice phone number listed in the NPPES registry for Carol Feuerstein is (414) 354-6434.
- Does Carol Feuerstein accept Medicare?
- Carol Feuerstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carol Feuerstein's NPI active?
- Yes — Carol Feuerstein's NPI (1578594909) is active in the NPPES registry as of the last update on 2021-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.