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Marshall Garrett, M.D.
NPI 1578500740 · Anesthesiology Physician · Houston, TX
Marshall Garrett, M.D. is a Anesthesiology Physician provider in Houston, TX (NPI 1578500740).
Provider details
- NPI number
- 1578500740
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- H7148 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
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
10655 Steepletop Dr
Houston, TX 77065-4222
Phone: (281) 580-9030
Fax: (281) 580-2725
Street-level locationGet directions
Mailing address
Po Box 73265
Houston, TX 77273-3265
Registry dates
- Enumerated
- 2006-05-31
- Last updated
- 2007-11-16
Frequently asked questions
- What is Marshall Garrett's NPI number?
- Marshall Garrett's National Provider Identifier (NPI) is 1578500740, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marshall Garrett's specialty?
- Marshall Garrett is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Marshall Garrett located?
- Marshall Garrett's practice location on file with NPPES is 10655 Steepletop Dr, Houston, TX 77065-4222.
- What is Marshall Garrett's phone number?
- The practice phone number listed in the NPPES registry for Marshall Garrett is (281) 580-9030.
- Is Marshall Garrett's NPI active?
- Yes — Marshall Garrett's NPI (1578500740) is active in the NPPES registry as of the last update on 2007-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.