Cynthia Wollenschlager, M.D.
NPI 1124086087 · Infectious Disease Physician · Downers Grove, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cynthia Wollenschlager, M.D. is a Infectious Disease Physician provider in Downers Grove, IL (NPI 1124086087).
Provider details
- NPI number
- 1124086087
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036-065297 (IL)
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 tenure28% of score
20 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
910 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 316 | $94 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 147 | $115 |
| Detection Test By Immunoassay With Direct Visual Observation for Streptococcus, Group a (strep)87880 | 138 | $16 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 86 | $15 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 58 | $9 |
| Urinalysis, Manual Test81002 | 42 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 118 | 102 |
| Methylprednisolone | 98 | 89 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 73 | 62 |
| Acetaminophen With Codeinebrand: Acetaminophen-Codeine | 45 | 42 |
| Prednisone | 44 | 43 |
| Clindamycin Hcl | 43 | 38 |
| Ibuprofen |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-02
- Last updated
- 2018-06-20
Frequently asked questions
- What is Cynthia Wollenschlager's NPI number?
- Cynthia Wollenschlager's National Provider Identifier (NPI) is 1124086087, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Wollenschlager's specialty?
- Cynthia Wollenschlager is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Cynthia Wollenschlager located?
- Cynthia Wollenschlager's practice location on file with NPPES is 3825 Highland Ave, Downers Grove, IL 60515-1552.
- What is Cynthia Wollenschlager's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Wollenschlager is (630) 971-9275.
- Does Cynthia Wollenschlager accept Medicare?
- Cynthia Wollenschlager is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cynthia Wollenschlager's NPI active?
- Yes — Cynthia Wollenschlager's NPI (1124086087) is active in the NPPES registry as of the last update on 2018-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.