Oluwakemi Onajin
NPI 1245672393 · Dermatology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Oluwakemi Onajin is a Dermatology Physician provider in Chicago, IL (NPI 1245672393).
Provider details
- NPI number
- 1245672393
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 036146143 (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
12 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
1,752 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 618 | $76 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 471 | $38 |
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 131 | $2 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 87 | $106 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 68 | $29 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 61 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Secukinumabbrand: Cosentyx Unoready Pen | 34 | — |
| Ketoconazole | 22 | 13 |
| Triamcinolone Acetonide | 22 | 14 |
| Doxycycline Hyclate | 17 | 13 |
| Clobetasol Propionate | 14 | — |
| Dupilumabbrand: Dupixent Syringe | 12 | — |
| Infliximab-Dyybbrand: Inflectra | 11 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$5,513 across 3 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
- 2013-07-17
- Last updated
- 2022-10-24
Frequently asked questions
- What is Oluwakemi Onajin's NPI number?
- Oluwakemi Onajin's National Provider Identifier (NPI) is 1245672393, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Oluwakemi Onajin's specialty?
- Oluwakemi Onajin is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Oluwakemi Onajin located?
- Oluwakemi Onajin's practice location on file with NPPES is 5841 S Maryland Ave, Chicago, IL 60637-1443.
- What is Oluwakemi Onajin's phone number?
- The practice phone number listed in the NPPES registry for Oluwakemi Onajin is (888) 824-0200.
- Does Oluwakemi Onajin accept Medicare?
- Oluwakemi Onajin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Oluwakemi Onajin's NPI active?
- Yes — Oluwakemi Onajin's NPI (1245672393) is active in the NPPES registry as of the last update on 2022-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.