Margaret Chwalinski, PA
NPI 1386376671 · Physician Assistant · Arlington Heights, IL
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Chwalinski, PA is a Physician Assistant provider in Arlington Heights, IL (NPI 1386376671).
Provider details
- NPI number
- 1386376671
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
3 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,796 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 1,018 | $5 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 308 | $40 |
| Biopsy of Related Skin Growth, First Growth11102 | 268 | $71 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 266 | $75 |
| Biopsy of Related Skin Growth, Each Additional Growth11103 | 243 | $41 |
| Destruction of Skin Growth, 1-14 Growths |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 124 | 80 |
| Clobetasol Propionate | 84 | 57 |
| Mupirocin | 79 | 60 |
| Triamcinolone Acetonide | 71 | 61 |
| Hydrocortisone | 46 | 38 |
| Doxycycline Hyclate | 34 | 24 |
| Clindamycin Phosphate | 25 | 18 |
| Econazole Nitrate | 15 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-06-27
- Last updated
- 2023-10-23
- Certified
- 2023-10-23
Frequently asked questions
- What is Margaret Chwalinski's NPI number?
- Margaret Chwalinski's National Provider Identifier (NPI) is 1386376671, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Chwalinski's specialty?
- Margaret Chwalinski is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Margaret Chwalinski located?
- Margaret Chwalinski's practice location on file with NPPES is 85 W Algonquin Rd Ste 220, Arlington Heights, IL 60005-4423.
- What is Margaret Chwalinski's phone number?
- The practice phone number listed in the NPPES registry for Margaret Chwalinski is (847) 381-8899.
- Does Margaret Chwalinski accept Medicare?
- Margaret Chwalinski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Chwalinski's NPI active?
- Yes — Margaret Chwalinski's NPI (1386376671) is active in the NPPES registry as of the last update on 2023-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.