Ramiro Mercado, M.D.
NPI 1558329276 · Family Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ramiro Mercado, M.D. is a Family Medicine Physician provider in Chicago, IL (NPI 1558329276).
Provider details
- NPI number
- 1558329276
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036085501 (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
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
214 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 72 | $132 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 25 | $94 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 23 | $134 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 21 | $3 |
| Hemoglobin A1c Level83036 | 20 | $10 |
| Urine Microalbumin (protein) Level82043 | 19 | $6 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 73 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 353 | 124 |
| Metformin Hcl | 248 | 73 |
| Lisinopril | 219 | 73 |
| Amlodipine Besylate | 192 | 60 |
| Levothyroxine Sodium | 145 | 36 |
| Rosuvastatin Calcium | 136 | 39 |
| Omeprazole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$696 across 30 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
Additional practice locations (2)
- 1431 N Western AveSuite 201Chicago, IL 60622-7712Phone: (773) 276-6443Fax: (773) 276-6448
- 1431 N Western AveSuite 201Chicago, IL 60622-7712Phone: (773) 276-6443Fax: (773) 276-6448
Registry dates
- Enumerated
- 2006-05-02
- Last updated
- 2021-04-07
- Certified
- 2021-04-07
Frequently asked questions
- What is Ramiro Mercado's NPI number?
- Ramiro Mercado's National Provider Identifier (NPI) is 1558329276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ramiro Mercado's specialty?
- Ramiro Mercado is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ramiro Mercado located?
- Ramiro Mercado's practice location on file with NPPES is 2259 N Cicero Ave, Chicago, IL 60639-3327.
- What is Ramiro Mercado's phone number?
- The practice phone number listed in the NPPES registry for Ramiro Mercado is (773) 622-0056.
- Does Ramiro Mercado accept Medicare?
- Ramiro Mercado is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ramiro Mercado's NPI active?
- Yes — Ramiro Mercado's NPI (1558329276) is active in the NPPES registry as of the last update on 2021-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.