Carol Weinberg, MD
NPI 1538128517 · Internal Medicine Physician · Naperville, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carol Weinberg, MD is a Internal Medicine Physician provider in Naperville, IL (NPI 1538128517).
Provider details
- NPI number
- 1538128517
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036072940 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
714 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 265 | $173 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 226 | $123 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 183 | $121 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 24 | $46 |
| Administration of Influenza Virus VaccineG0008 | 16 | $29 |
Typical Medicare-allowed amounts for these services range $29–$173 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 78 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 301 | 81 |
| Atorvastatin Calcium | 250 | 78 |
| Rosuvastatin Calcium | 224 | 68 |
| Lisinopril | 166 | 44 |
| Amlodipine Besylate | 132 | 42 |
| Metformin Hcl | 123 | 36 |
| Simvastatin | 103 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$19 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-03-20
- Last updated
- 2022-07-14
- Certified
- 2022-07-14
Frequently asked questions
- What is Carol Weinberg's NPI number?
- Carol Weinberg's National Provider Identifier (NPI) is 1538128517, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carol Weinberg's specialty?
- Carol Weinberg is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Carol Weinberg located?
- Carol Weinberg's practice location on file with NPPES is 720 Brom Ct Ste 101, Naperville, IL 60540-6533.
- What is Carol Weinberg's phone number?
- The practice phone number listed in the NPPES registry for Carol Weinberg is (630) 717-1771.
- Does Carol Weinberg accept Medicare?
- Carol Weinberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carol Weinberg's NPI active?
- Yes — Carol Weinberg's NPI (1538128517) is active in the NPPES registry as of the last update on 2022-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.