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Greg Terrasas, MD
NPI 1861486375 · Anesthesiology Physician · Rapid City, SD
Greg Terrasas, MD is a Anesthesiology Physician provider in Rapid City, SD (NPI 1861486375).
Provider details
- NPI number
- 1861486375
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 4703 (SD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
216 Anamaria Dr
Rapid City, SD 57701-7366
Phone: (605) 721-0337
Fax: (605) 721-0043
Street-level locationGet directions
Mailing address
3911 City View Dr
Rapid City, SD 57701-2367
Registry dates
- Enumerated
- 2005-09-12
- Last updated
- 2007-07-08
Frequently asked questions
- What is Greg Terrasas's NPI number?
- Greg Terrasas's National Provider Identifier (NPI) is 1861486375, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Greg Terrasas's specialty?
- Greg Terrasas is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Greg Terrasas located?
- Greg Terrasas's practice location on file with NPPES is 216 Anamaria Dr, Rapid City, SD 57701-7366.
- What is Greg Terrasas's phone number?
- The practice phone number listed in the NPPES registry for Greg Terrasas is (605) 721-0337.
- Is Greg Terrasas's NPI active?
- Yes — Greg Terrasas's NPI (1861486375) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.