Ligia Rioja, M.D.
NPI 1700871787 · Neurology Physician · Elmhurst, IL
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ligia Rioja, M.D. is a Neurology Physician provider in Elmhurst, IL (NPI 1700871787).
Provider details
- NPI number
- 1700871787
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 036-102197 (IL)
Specialties & taxonomies
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
284 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) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 59 | $116 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 48 | $227 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 47 | $94 |
| 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 | 40 | $17 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 29 | $168 |
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 |
|---|---|---|
| Donepezil Hcl | 73 | 30 |
| Gabapentin | 68 | 27 |
| Galcanezumab-Gnlmbrand: Emgality Pen | 38 | — |
| Memantine Hcl | 32 | 11 |
| Levetiracetam | 27 | 12 |
| Topiramate | 22 | — |
| Ubrogepantbrand: Ubrelvy | 16 | — |
| Pregabalin |
Practice location
Mailing address
Additional practice locations (1)
- 1001 Commerce Dr Ste 500Oak Brook, IL 60523-8865Phone: (630) 933-4056Fax: (331) 732-4591
Registry dates
- Enumerated
- 2005-09-15
- Last updated
- 2024-02-01
- Certified
- 2024-02-01
Frequently asked questions
- What is Ligia Rioja's NPI number?
- Ligia Rioja's National Provider Identifier (NPI) is 1700871787, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ligia Rioja's specialty?
- Ligia Rioja is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Ligia Rioja located?
- Ligia Rioja's practice location on file with NPPES is 1200 S York St, Elmhurst, IL 60126-5626.
- What is Ligia Rioja's phone number?
- The practice phone number listed in the NPPES registry for Ligia Rioja is (331) 221-9090.
- Does Ligia Rioja accept Medicare?
- Ligia Rioja is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ligia Rioja's NPI active?
- Yes — Ligia Rioja's NPI (1700871787) is active in the NPPES registry as of the last update on 2024-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.