Joel Guess, M.D.
NPI 1245687110 · Internal Medicine Physician · Fort Sam Houston, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joel Guess, M.D. is a Internal Medicine Physician provider in Fort Sam Houston, TX (NPI 1245687110).
Provider details
- NPI number
- 1245687110
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD-19404 (HI)
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
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1 Jarrett White RdTripler Army Medical CenterTripler Army Medical Center, HI 96859-5001Phone: (808) 433-4049
Registry dates
- Enumerated
- 2016-05-19
- Last updated
- 2020-07-23
- Certified
- 2020-07-23
Frequently asked questions
- What is Joel Guess's NPI number?
- Joel Guess's National Provider Identifier (NPI) is 1245687110, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joel Guess's specialty?
- Joel Guess is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joel Guess located?
- Joel Guess's practice location on file with NPPES is 3551 Roger Brooke Dr, Fort Sam Houston, TX 78234-4504.
- What is Joel Guess's phone number?
- The practice phone number listed in the NPPES registry for Joel Guess is (210) 916-6994.
- Does Joel Guess accept Medicare?
- Joel Guess is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joel Guess's NPI active?
- Yes — Joel Guess's NPI (1245687110) is active in the NPPES registry as of the last update on 2020-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.