Ariel Chavez MD Sc
NPI 1942531801 · Internal Medicine Physician · Chicago, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ariel Chavez MD Sc is a Internal Medicine Physician organization in Chicago, IL (NPI 1942531801).
Provider details
- NPI number
- 1942531801
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ysabel Chavez, Office Manager(773) 927-7573
- License
- 036054596 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-01-15
- Last updated
- 2010-05-07
Frequently asked questions
- What is Ariel Chavez MD Sc's NPI number?
- Ariel Chavez MD Sc's National Provider Identifier (NPI) is 1942531801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ariel Chavez MD Sc?
- Ariel Chavez MD Sc is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ariel Chavez MD Sc located?
- Ariel Chavez MD Sc's practice location on file with NPPES is 4608 S Ashland Ave, Chicago, IL 60609-3251.
- What is Ariel Chavez MD Sc's phone number?
- The practice phone number listed in the NPPES registry for Ariel Chavez MD Sc is (773) 927-7573.
- Does Ariel Chavez MD Sc accept Medicare?
- Ariel Chavez MD Sc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Ariel Chavez MD Sc?
- The authorized official listed on Ariel Chavez MD Sc's NPPES record is Ysabel Chavez, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ariel Chavez MD Sc's NPI active?
- Yes — Ariel Chavez MD Sc's NPI (1942531801) is active in the NPPES registry as of the last update on 2010-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.