Maria Vlahos, MD
NPI 1316094030 · Family Medicine Physician · Mchenry, IL
Enrolled with Medicare as Practitioner - Preventive Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Vlahos, MD is a Family Medicine Physician provider in Mchenry, IL (NPI 1316094030).
Provider details
- NPI number
- 1316094030
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- 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
- 2007-01-04
- Last updated
- 2007-07-08
Frequently asked questions
- What is Maria Vlahos's NPI number?
- Maria Vlahos's National Provider Identifier (NPI) is 1316094030, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Vlahos's specialty?
- Maria Vlahos is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Maria Vlahos located?
- Maria Vlahos's practice location on file with NPPES is 3922 Mercy Dr, Mchenry, IL 60050-3151.
- What is Maria Vlahos's phone number?
- The practice phone number listed in the NPPES registry for Maria Vlahos is (815) 344-4499.
- Does Maria Vlahos accept Medicare?
- Maria Vlahos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Vlahos's NPI active?
- Yes — Maria Vlahos's NPI (1316094030) 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.