Ruth Holland, MD
NPI 1588666358 · Internal Medicine Physician · Hyannis, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruth Holland, MD is a Internal Medicine Physician provider in Hyannis, MA (NPI 1588666358).
Provider details
- NPI number
- 1588666358
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD053954L (PA)
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
- 2005-08-11
- Last updated
- 2019-06-17
Frequently asked questions
- What is Ruth Holland's NPI number?
- Ruth Holland's National Provider Identifier (NPI) is 1588666358, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruth Holland's specialty?
- Ruth Holland is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ruth Holland located?
- Ruth Holland's practice location on file with NPPES is 1030 Falmouth Rd, Hyannis, MA 02601-2324.
- What is Ruth Holland's phone number?
- The practice phone number listed in the NPPES registry for Ruth Holland is (508) 778-4777.
- Does Ruth Holland accept Medicare?
- Ruth Holland is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruth Holland's NPI active?
- Yes — Ruth Holland's NPI (1588666358) is active in the NPPES registry as of the last update on 2019-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.