Arnulfo Vielgo, M.D.
NPI 1992717029 · Internal Medicine Physician · Evergreen Park, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arnulfo Vielgo, M.D. is a Internal Medicine Physician provider in Evergreen Park, IL (NPI 1992717029).
Provider details
- NPI number
- 1992717029
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
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
19 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2006-08-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Arnulfo Vielgo's NPI number?
- Arnulfo Vielgo's National Provider Identifier (NPI) is 1992717029, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arnulfo Vielgo's specialty?
- Arnulfo Vielgo is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Arnulfo Vielgo located?
- Arnulfo Vielgo's practice location on file with NPPES is 9730 S Western Ave, Evergreen Park, IL 60805-2814.
- What is Arnulfo Vielgo's phone number?
- The practice phone number listed in the NPPES registry for Arnulfo Vielgo is (708) 425-7337.
- Does Arnulfo Vielgo accept Medicare?
- Arnulfo Vielgo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arnulfo Vielgo's NPI active?
- Yes — Arnulfo Vielgo's NPI (1992717029) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.