Gretel Ruiz Jorge, M.D.
NPI 1427289859 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gretel Ruiz Jorge, M.D. is a Internal Medicine Physician provider in Chicago, IL (NPI 1427289859).
Provider details
- NPI number
- 1427289859
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 036.130192 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
70 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 39 | $59 |
| Hemoglobin A1c Level83036 | 17 | $10 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 14 | $133 |
Typical Medicare-allowed amounts for these services range $10–$133 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 103 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,120 | 351 |
| Metformin Hcl | 550 | 160 |
| Lisinopril | 397 | 128 |
| Losartan Potassium | 377 | 112 |
| Amlodipine Besylate | 340 | 105 |
| Gabapentin | 281 | 90 |
| Levothyroxine Sodium |
Practice location
Mailing address
Additional practice locations (2)
- 7000 Cermak RdBerwyn, IL 60402-2112Phone: (708) 484-8090
- 801 W Lake Ave Ste 200Peoria, IL 61614-5951Phone: (773) 377-7304
Registry dates
- Enumerated
- 2009-08-03
- Last updated
- 2026-03-12
- Certified
- 2026-03-12
Frequently asked questions
- What is Gretel Ruiz Jorge's NPI number?
- Gretel Ruiz Jorge's National Provider Identifier (NPI) is 1427289859, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gretel Ruiz Jorge's specialty?
- Gretel Ruiz Jorge is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gretel Ruiz Jorge located?
- Gretel Ruiz Jorge's practice location on file with NPPES is 3010 W 26th St, Chicago, IL 60623-4128.
- What is Gretel Ruiz Jorge's phone number?
- The practice phone number listed in the NPPES registry for Gretel Ruiz Jorge is (847) 220-4103.
- Does Gretel Ruiz Jorge accept Medicare?
- Gretel Ruiz Jorge is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gretel Ruiz Jorge's NPI active?
- Yes — Gretel Ruiz Jorge's NPI (1427289859) is active in the NPPES registry as of the last update on 2026-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.