Theresa De Freitas Nicholson, MD
NPI 1790130987 · Psychiatry Physician · Dallas, TX
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theresa De Freitas Nicholson, MD is a Psychiatry Physician provider in Dallas, TX (NPI 1790130987).
Provider details
- NPI number
- 1790130987
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
- 2016-04-26
- Last updated
- 2016-07-11
Frequently asked questions
- What is Theresa De Freitas Nicholson's NPI number?
- Theresa De Freitas Nicholson's National Provider Identifier (NPI) is 1790130987, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa De Freitas Nicholson's specialty?
- Theresa De Freitas Nicholson is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Theresa De Freitas Nicholson located?
- Theresa De Freitas Nicholson's practice location on file with NPPES is 5323 Harry Hines Blvd, Dallas, TX 75390-7201.
- What is Theresa De Freitas Nicholson's phone number?
- The practice phone number listed in the NPPES registry for Theresa De Freitas Nicholson is (787) 299-2334.
- Does Theresa De Freitas Nicholson accept Medicare?
- Theresa De Freitas Nicholson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theresa De Freitas Nicholson's NPI active?
- Yes — Theresa De Freitas Nicholson's NPI (1790130987) is active in the NPPES registry as of the last update on 2016-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.