Theresa Liao, MD
NPI 1447354501 · Internal Medicine Physician · Newark, NJ
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theresa Liao, MD is a Internal Medicine Physician provider in Newark, NJ (NPI 1447354501).
Provider details
- NPI number
- 1447354501
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 037960 (CT)
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
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
- 2006-09-11
- Last updated
- 2012-03-15
Frequently asked questions
- What is Theresa Liao's NPI number?
- Theresa Liao's National Provider Identifier (NPI) is 1447354501, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa Liao's specialty?
- Theresa Liao is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Theresa Liao located?
- Theresa Liao's practice location on file with NPPES is 201 Lyons Ave, Newark, NJ 07112-2027.
- What is Theresa Liao's phone number?
- The practice phone number listed in the NPPES registry for Theresa Liao is (973) 926-7472.
- Does Theresa Liao accept Medicare?
- Theresa Liao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theresa Liao's NPI active?
- Yes — Theresa Liao's NPI (1447354501) is active in the NPPES registry as of the last update on 2012-03-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.