Gregory Chaljub, M.D.
NPI 1093898942 · Diagnostic Radiology Physician · Galveston, TX
Gregory Chaljub, M.D. is a Diagnostic Radiology Physician provider in Galveston, TX (NPI 1093898942).
Provider details
- NPI number
- 1093898942
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- H0243 (TX)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-10-23
- Last updated
- 2009-05-19
Frequently asked questions
- What is Gregory Chaljub's NPI number?
- Gregory Chaljub's National Provider Identifier (NPI) is 1093898942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Chaljub's specialty?
- Gregory Chaljub is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Chaljub located?
- Gregory Chaljub's practice location on file with NPPES is 301 University Blvd, Galveston, TX 77555-5302.
- What is Gregory Chaljub's phone number?
- The practice phone number listed in the NPPES registry for Gregory Chaljub is (409) 772-2222.
- Is Gregory Chaljub's NPI active?
- Yes — Gregory Chaljub's NPI (1093898942) is active in the NPPES registry as of the last update on 2009-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.