Gregory Patterson
NPI 1821447251 · Emergency Medicine Physician · Austin, TX
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gregory Patterson is a Emergency Medicine Physician provider in Austin, TX (NPI 1821447251).
Provider details
- NPI number
- 1821447251
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- BP10056837 (TX)
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
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
- 2016-06-07
- Last updated
- 2018-09-07
Frequently asked questions
- What is Gregory Patterson's NPI number?
- Gregory Patterson's National Provider Identifier (NPI) is 1821447251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Patterson's specialty?
- Gregory Patterson is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Patterson located?
- Gregory Patterson's practice location on file with NPPES is 1400 North St # I-35, Austin, TX 78756.
- What is Gregory Patterson's phone number?
- The practice phone number listed in the NPPES registry for Gregory Patterson is (512) 324-8221.
- Does Gregory Patterson accept Medicare?
- Gregory Patterson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gregory Patterson's NPI active?
- Yes — Gregory Patterson's NPI (1821447251) is active in the NPPES registry as of the last update on 2018-09-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.