IndividualActive
Mark Window, RPH
NPI 1821635764 · Pharmacist · Houston, TX
Mark Window, RPH is a Pharmacist provider in Houston, TX (NPI 1821635764).
Provider details
- NPI number
- 1821635764
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Credential
- RPH
- Sex
- Male
- Sole proprietor
- Yes
- License
- 29236 (TX)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Established profile(65/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
10601 Grant Rd Ste 101a
Houston, TX 77070-4449
Phone: (832) 604-8480
Street-level locationGet directions
Mailing address
29015 Deer Crk
Magnolia, TX 77355-6521
Registry dates
- Enumerated
- 2019-12-10
- Last updated
- 2019-12-10
- Certified
- 2019-12-10
Frequently asked questions
- What is Mark Window's NPI number?
- Mark Window's National Provider Identifier (NPI) is 1821635764, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Window's specialty?
- Mark Window is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Mark Window located?
- Mark Window's practice location on file with NPPES is 10601 Grant Rd Ste 101a, Houston, TX 77070-4449.
- What is Mark Window's phone number?
- The practice phone number listed in the NPPES registry for Mark Window is (832) 604-8480.
- Is Mark Window's NPI active?
- Yes — Mark Window's NPI (1821635764) is active in the NPPES registry as of the last update on 2019-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.