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William Graham, MD
NPI 1134218506 · Internal Medicine Physician · Houston, TX
William Graham, MD is a Internal Medicine Physician provider in Houston, TX (NPI 1134218506).
Provider details
- NPI number
- 1134218506
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- F9493 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
1504 Taub Loop
Houston, TX 77030-1608
Phone: (713) 873-8890
Fax: (713) 873-8898
Street-level locationGet directions
Mailing address
1504 Taub Loop
Houston, TX 77030-1608
Registry dates
- Enumerated
- 2006-10-12
- Last updated
- 2008-02-28
Frequently asked questions
- What is William Graham's NPI number?
- William Graham's National Provider Identifier (NPI) is 1134218506, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Graham's specialty?
- William Graham is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Graham located?
- William Graham's practice location on file with NPPES is 1504 Taub Loop, Houston, TX 77030-1608.
- What is William Graham's phone number?
- The practice phone number listed in the NPPES registry for William Graham is (713) 873-8890.
- Is William Graham's NPI active?
- Yes — William Graham's NPI (1134218506) is active in the NPPES registry as of the last update on 2008-02-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.