Thomas Geagan, MD
NPI 1699735647 · Internal Medicine Physician · Wareham, MA
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Geagan, MD is a Internal Medicine Physician provider in Wareham, MA (NPI 1699735647).
Provider details
- NPI number
- 1699735647
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 29363 (MA)
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
- 2006-03-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Thomas Geagan's NPI number?
- Thomas Geagan's National Provider Identifier (NPI) is 1699735647, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Geagan's specialty?
- Thomas Geagan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Geagan located?
- Thomas Geagan's practice location on file with NPPES is 194 Main Street, Wareham, MA 02571.
- What is Thomas Geagan's phone number?
- The practice phone number listed in the NPPES registry for Thomas Geagan is (508) 291-4450.
- Does Thomas Geagan accept Medicare?
- Thomas Geagan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Geagan's NPI active?
- Yes — Thomas Geagan's NPI (1699735647) 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.