Roy Holloway, CRNA
NPI 1639106479 · Certified Registered Nurse Anesthetist · Bay City, TX
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roy Holloway, CRNA is a Certified Registered Nurse Anesthetist provider in Bay City, TX (NPI 1639106479).
Provider details
- NPI number
- 1639106479
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- Yes
- License
- R37140 (AR)
Specialties & taxonomies
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
- 2006-06-27
- Last updated
- 2012-02-20
Frequently asked questions
- What is Roy Holloway's NPI number?
- Roy Holloway's National Provider Identifier (NPI) is 1639106479, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roy Holloway's specialty?
- Roy Holloway is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Roy Holloway located?
- Roy Holloway's practice location on file with NPPES is 1813a 6th St, Bay City, TX 77414-5130.
- What is Roy Holloway's phone number?
- The practice phone number listed in the NPPES registry for Roy Holloway is (870) 866-0441.
- Does Roy Holloway accept Medicare?
- Roy Holloway is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roy Holloway's NPI active?
- Yes — Roy Holloway's NPI (1639106479) is active in the NPPES registry as of the last update on 2012-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.