Kathryn Thomas, MD
NPI 1528019692 · Dermatology Physician · Elmhurst, IL
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kathryn Thomas, MD is a Dermatology Physician provider in Elmhurst, IL (NPI 1528019692).
Provider details
- NPI number
- 1528019692
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036092936 (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
4,764 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 1,747 | $7 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 1,302 | $96 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 624 | $66 |
| 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 | 281 | $17 |
| Biopsy of Related Skin Growth, First Growth11102 | 258 | $107 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 44 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 303 | 183 |
| Ketoconazole | 212 | 120 |
| Doxycycline Hyclate | 185 | 55 |
| Clobetasol Propionate | 163 | 91 |
| Imiquimod | 116 | 86 |
| Metronidazole | 114 | 59 |
| Mupirocin | 90 | 61 |
| Ammonium Lactate | 76 | 48 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,099 across 78 records (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
- 2006-05-13
- Last updated
- 2021-06-21
- Certified
- 2021-06-21
Frequently asked questions
- What is Kathryn Thomas's NPI number?
- Kathryn Thomas's National Provider Identifier (NPI) is 1528019692, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathryn Thomas's specialty?
- Kathryn Thomas is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Kathryn Thomas located?
- Kathryn Thomas's practice location on file with NPPES is 172 Schiller St, Elmhurst, IL 60126-2885.
- What is Kathryn Thomas's phone number?
- The practice phone number listed in the NPPES registry for Kathryn Thomas is (331) 221-9005.
- Does Kathryn Thomas accept Medicare?
- Kathryn Thomas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kathryn Thomas's NPI active?
- Yes — Kathryn Thomas's NPI (1528019692) is active in the NPPES registry as of the last update on 2021-06-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.