Lorelei Ditommaso, M.D., M.P.H.
NPI 1245617208 · Dermatology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lorelei Ditommaso, M.D., M.P.H. is a Dermatology Physician provider in Chicago, IL (NPI 1245617208).
Provider details
- NPI number
- 1245617208
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., M.P.H.
- Sex
- Female
- Sole proprietor
- No
- License
- 125067152 (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
11 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
3,545 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 | 1,036 | $6 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 707 | $122 |
| Biopsy of Related Skin Growth, First Growth11102 | 403 | $85 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 359 | $43 |
| Biopsy of Related Skin Growth, Each Additional Growth11103 | 335 | $47 |
| Destruction of Skin Growth, 1-14 Growths |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 274 | 130 |
| Doxycycline Monohydrate | 150 | 125 |
| Triamcinolone Acetonide | 93 | 78 |
| Clobetasol Propionate | 80 | 57 |
| Doxycycline Hyclate | 51 | 38 |
| Clindamycin Phosphate | 50 | 26 |
| Hydrocortisone | 49 | 43 |
| Mupirocin | 48 | 44 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,586 across 154 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
- 2015-04-29
- Last updated
- 2016-06-24
Frequently asked questions
- What is Lorelei Ditommaso's NPI number?
- Lorelei Ditommaso's National Provider Identifier (NPI) is 1245617208, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lorelei Ditommaso's specialty?
- Lorelei Ditommaso is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Lorelei Ditommaso located?
- Lorelei Ditommaso's practice location on file with NPPES is 1801 W Taylor St, Chicago, IL 60612-4795.
- What is Lorelei Ditommaso's phone number?
- The practice phone number listed in the NPPES registry for Lorelei Ditommaso is (312) 996-8666.
- Does Lorelei Ditommaso accept Medicare?
- Lorelei Ditommaso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lorelei Ditommaso's NPI active?
- Yes — Lorelei Ditommaso's NPI (1245617208) is active in the NPPES registry as of the last update on 2016-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.