Javier Guevara, M.D.
NPI 1346504867 · Family Medicine Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Javier Guevara, M.D. is a Family Medicine Physician provider in Chicago, IL (NPI 1346504867).
Provider details
- NPI number
- 1346504867
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036-136863 (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
13 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
269 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) |
|---|---|---|
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 87 | $182 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 80 | $119 |
| Initial Hospital Care With Same-Day Admission and Discharge With High Level of Medical Decision Making, Per Day, If Using Time, at Least 85 Minutes99236 | 44 | $221 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 23 | $86 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 19 | $126 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 |
Practice location
Mailing address
Additional practice locations (1)
- 3924 W Fullerton AveChicago, IL 60647-2228Phone: (773) 276-2229Fax: (773) 276-2190
Registry dates
- Enumerated
- 2012-06-29
- Last updated
- 2021-01-07
- Certified
- 2021-01-07
Frequently asked questions
- What is Javier Guevara's NPI number?
- Javier Guevara's National Provider Identifier (NPI) is 1346504867, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Javier Guevara's specialty?
- Javier Guevara is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Javier Guevara located?
- Javier Guevara's practice location on file with NPPES is 211 E Ontario St Ste 200, Chicago, IL 60611-3284.
- What is Javier Guevara's phone number?
- The practice phone number listed in the NPPES registry for Javier Guevara is (312) 694-7000.
- Does Javier Guevara accept Medicare?
- Javier Guevara is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Javier Guevara's NPI active?
- Yes — Javier Guevara's NPI (1346504867) is active in the NPPES registry as of the last update on 2021-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.