Ruth Thatcher, MD
NPI 1275597734 · Family Medicine Physician · Rapid City, SD
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruth Thatcher, MD is a Family Medicine Physician provider in Rapid City, SD (NPI 1275597734).
Provider details
- NPI number
- 1275597734
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 4423 (SD)
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
- 2006-04-13
- Last updated
- 2013-01-03
Frequently asked questions
- What is Ruth Thatcher's NPI number?
- Ruth Thatcher's National Provider Identifier (NPI) is 1275597734, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruth Thatcher's specialty?
- Ruth Thatcher is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ruth Thatcher located?
- Ruth Thatcher's practice location on file with NPPES is 502 E. Monroe Street, Rapid City, SD 57701.
- What is Ruth Thatcher's phone number?
- The practice phone number listed in the NPPES registry for Ruth Thatcher is (605) 719-4060.
- Does Ruth Thatcher accept Medicare?
- Ruth Thatcher is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruth Thatcher's NPI active?
- Yes — Ruth Thatcher's NPI (1275597734) is active in the NPPES registry as of the last update on 2013-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.