Teresa Regan, DO
NPI 1457337966 · Internal Medicine Physician · Brentwood, TN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Teresa Regan, DO is a Internal Medicine Physician provider in Brentwood, TN (NPI 1457337966).
Provider details
- NPI number
- 1457337966
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- DO0000000753 (TN)
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
20 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
- 2005-12-16
- Last updated
- 2022-09-28
- Certified
- 2022-09-28
Frequently asked questions
- What is Teresa Regan's NPI number?
- Teresa Regan's National Provider Identifier (NPI) is 1457337966, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Teresa Regan's specialty?
- Teresa Regan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Teresa Regan located?
- Teresa Regan's practice location on file with NPPES is 210 Westwood Pl Ste 110, Brentwood, TN 37027-7554.
- What is Teresa Regan's phone number?
- The practice phone number listed in the NPPES registry for Teresa Regan is (615) 206-2462.
- Does Teresa Regan accept Medicare?
- Teresa Regan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Teresa Regan's NPI active?
- Yes — Teresa Regan's NPI (1457337966) is active in the NPPES registry as of the last update on 2022-09-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.