Jennifer Lew, MD
NPI 1811084452 · Obstetrics & Gynecology Physician · St Charles, IL
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Lew, MD is a Obstetrics & Gynecology Physician provider in St Charles, IL (NPI 1811084452).
Provider details
- NPI number
- 1811084452
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036104121 (IL)
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
227 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) |
|---|---|---|
| Screening Papanicolaou Smear; Obtaining, Preparing and Conveyance of Cervical Or Vaginal Smear to LaboratoryQ0091 | 65 | $41 |
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 57 | $37 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 41 | $87 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 27 | $119 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 25 | $54 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 84 | 37 |
| Triamcinolone Acetonide | 33 | 18 |
| Clobetasol Propionate | 30 | 14 |
| Clotrimazole/Betamethasone Dipbrand: Clotrimazole-Betamethasone | 22 | 14 |
| Fluconazole | 22 | — |
| Progesterone, Micronizedbrand: Progesterone | 16 | — |
| Medroxyprogesterone Acetate | 15 | — |
Practice location
Mailing address
Additional practice locations (1)
- 1850 Gateway DrSycamore, IL 60178-3192Phone: (815) 758-8671Fax: (815) 758-5690
Registry dates
- Enumerated
- 2006-10-06
- Last updated
- 2020-08-17
- Certified
- 2020-08-17
Frequently asked questions
- What is Jennifer Lew's NPI number?
- Jennifer Lew's National Provider Identifier (NPI) is 1811084452, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Lew's specialty?
- Jennifer Lew is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Jennifer Lew located?
- Jennifer Lew's practice location on file with NPPES is 2310 Dean St, St Charles, IL 60175.
- What is Jennifer Lew's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Lew is (630) 584-8984.
- Does Jennifer Lew accept Medicare?
- Jennifer Lew is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Lew's NPI active?
- Yes — Jennifer Lew's NPI (1811084452) is active in the NPPES registry as of the last update on 2020-08-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.