Teresa Mckenzie, M.D., LLC
NPI 1871754168 · Internal Medicine Physician · River Forest, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Teresa Mckenzie, M.D., LLC is a Internal Medicine Physician organization in River Forest, IL (NPI 1871754168).
Provider details
- NPI number
- 1871754168
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Teresa Mckenzie, Owner(708) 366-4888
- License
- 036076673 (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
18 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
- 2008-06-19
- Last updated
- 2013-01-15
Frequently asked questions
- What is Teresa Mckenzie, M.D., LLC's NPI number?
- Teresa Mckenzie, M.D., LLC's National Provider Identifier (NPI) is 1871754168, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Teresa Mckenzie, M.D., LLC?
- Teresa Mckenzie, M.D., LLC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Teresa Mckenzie, M.D., LLC located?
- Teresa Mckenzie, M.D., LLC's practice location on file with NPPES is 7605 1/2 North Ave, River Forest, IL 60305-1133.
- What is Teresa Mckenzie, M.D., LLC's phone number?
- The practice phone number listed in the NPPES registry for Teresa Mckenzie, M.D., LLC is (708) 366-4888.
- Does Teresa Mckenzie, M.D., LLC accept Medicare?
- Teresa Mckenzie, M.D., LLC 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 Teresa Mckenzie, M.D., LLC?
- The authorized official listed on Teresa Mckenzie, M.D., LLC's NPPES record is Teresa Mckenzie, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Teresa Mckenzie, M.D., LLC's NPI active?
- Yes — Teresa Mckenzie, M.D., LLC's NPI (1871754168) is active in the NPPES registry as of the last update on 2013-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.