Omar Vargas, MD
NPI 1639390388 · Internal Medicine Physician · Springfield, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Omar Vargas, MD is a Internal Medicine Physician provider in Springfield, IL (NPI 1639390388).
Provider details
- NPI number
- 1639390388
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036117775 (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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
900 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 | 451 | $122 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 233 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 81 | $86 |
| Administration of Pneumococcal VaccineG0009 | 63 | $31 |
| Administration of Influenza Virus VaccineG0008 | 58 | $31 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 151 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 809 | 225 |
| Amlodipine Besylate | 417 | 112 |
| Metoprolol Succinate | 379 | 103 |
| Levothyroxine Sodium | 377 | 98 |
| Lisinopril | 374 | 104 |
| Losartan Potassium | 337 | 102 |
| Hydrocodone/Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$368 across 3 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
Registry dates
- Enumerated
- 2007-05-01
- Last updated
- 2010-12-08
Frequently asked questions
- What is Omar Vargas's NPI number?
- Omar Vargas's National Provider Identifier (NPI) is 1639390388, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Omar Vargas's specialty?
- Omar Vargas is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Omar Vargas located?
- Omar Vargas's practice location on file with NPPES is 751 N Rutledge St, Springfield, IL 62702-4968.
- What is Omar Vargas's phone number?
- The practice phone number listed in the NPPES registry for Omar Vargas is (217) 545-0182.
- Does Omar Vargas accept Medicare?
- Omar Vargas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Omar Vargas's NPI active?
- Yes — Omar Vargas's NPI (1639390388) is active in the NPPES registry as of the last update on 2010-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.