Frederick Gregg, M.D.
NPI 1851382923 · Diagnostic Radiology Physician · Houston, TX
Frederick Gregg, M.D. is a Diagnostic Radiology Physician provider in Houston, TX (NPI 1851382923).
Provider details
- NPI number
- 1851382923
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D7062 (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
20 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)
- 2727 W Holcombe BlvdHouston, TX 77025-1669Phone: (713) 442-0000
Registry dates
- Enumerated
- 2005-10-28
- Last updated
- 2020-04-22
- Certified
- 2020-04-22
Frequently asked questions
- What is Frederick Gregg's NPI number?
- Frederick Gregg's National Provider Identifier (NPI) is 1851382923, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frederick Gregg's specialty?
- Frederick Gregg is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Frederick Gregg located?
- Frederick Gregg's practice location on file with NPPES is 12951 South Fwy, Houston, TX 77047-1923.
- What is Frederick Gregg's phone number?
- The practice phone number listed in the NPPES registry for Frederick Gregg is (713) 526-5771.
- Is Frederick Gregg's NPI active?
- Yes — Frederick Gregg's NPI (1851382923) is active in the NPPES registry as of the last update on 2020-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.