Robert Griggs, CRNA
NPI 1104844257 · Certified Registered Nurse Anesthetist · Houston, TX
Robert Griggs, CRNA is a Certified Registered Nurse Anesthetist provider in Houston, TX (NPI 1104844257).
Provider details
- NPI number
- 1104844257
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- 580487 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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
- 2006-07-17
- Last updated
- 2020-07-15
- Certified
- 2020-07-15
Frequently asked questions
- What is Robert Griggs's NPI number?
- Robert Griggs's National Provider Identifier (NPI) is 1104844257, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Griggs's specialty?
- Robert Griggs is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Robert Griggs located?
- Robert Griggs's practice location on file with NPPES is 1500 Citywest Blvd Ste 300, Houston, TX 77042.
- What is Robert Griggs's phone number?
- The practice phone number listed in the NPPES registry for Robert Griggs is (713) 620-4000.
- Is Robert Griggs's NPI active?
- Yes — Robert Griggs's NPI (1104844257) is active in the NPPES registry as of the last update on 2020-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.