Grant Hayes, MD MPH
NPI 1851745848 · Preventive Medicine/Occupational Environmental Medicine Physician · Houston, TX
Grant Hayes, MD MPH is a Preventive Medicine/Occupational Environmental Medicine Physician provider in Houston, TX (NPI 1851745848).
Provider details
- NPI number
- 1851745848
- Entity type
- Individual
- Primary specialty
- Preventive Medicine/Occupational Environmental Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD MPH
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD-21287 (HI)
Specialties & taxonomies
- Preventive Medicine/Occupational Environmental Medicine PhysicianPrimary2083P0500XLicense MD-21287 (HI)
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
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
- 2016-04-16
- Last updated
- 2026-05-29
- Certified
- 2026-05-29
Frequently asked questions
- What is Grant Hayes's NPI number?
- Grant Hayes's National Provider Identifier (NPI) is 1851745848, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grant Hayes's specialty?
- Grant Hayes is listed in the NPPES registry with a primary specialty of Preventive Medicine/Occupational Environmental Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Grant Hayes located?
- Grant Hayes's practice location on file with NPPES is 2707 North Loop W, Houston, TX 77008-1051.
- What is Grant Hayes's phone number?
- The practice phone number listed in the NPPES registry for Grant Hayes is (713) 255-5605.
- Is Grant Hayes's NPI active?
- Yes — Grant Hayes's NPI (1851745848) is active in the NPPES registry as of the last update on 2026-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.