Independent US Healthcare Provider Directory & Public Medical Database
Deactivated NPI 1780912378 Deactivated / Inactive NPI Male Practitioner

John B Grinstead , RPH

Pharmacist • Houston, TX

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Notice of NPI Deactivation & Inactive Practice Status

According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, John Grinstead has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date November 19, 2009
NPI Deactivation Date May 01, 2024
Total Practice Duration ~15 Years of Practice (2009 – 2024)

Professional Overview & Biography Verified Profile Summary

John Grinstead, RPH was a registered Pharmacist practicing in Houston, TX. Throughout an active medical career spanning 15 years, John Grinstead provided care at the practice location at 1301 NASA PKWY until profile deactivation on 2024-05-01.

Practice Location & Contact Primary Location

Practice Address

1301 Nasa Pkwy

Houston, TX 770583112

Telephone 2819908024
Fax 2814860185
Associated Practice Facility / Clinic
🏢 Walgreen Co Facility NPI 1649427766

Specialty Benchmarks & Practice Insights

Comparative analytics for Pharmacist in Houston, TX

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 10.5 Yrs
State Avg: 16.5 Yrs
Regional Practice Density
2373 Specialists

Practicing in Houston, TX (18958 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Pharmacist Primary Specialty

NUCC Taxonomy Code: 183500000X

State License TX 39842

An individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation, monitoring or modification of medication and or medical orders; the compounding or dispensing of medication and or medical orders; participation in drug and device procurement, storage, and selection; drug administration; drug regimen reviews; drug or drug-related research; provision of patient education and the provision of those acts or services necessary to provide medication therapy management services in all areas of patient care.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

2 Associated Practitioners
NPI 1063740413

Doctor of Pharmacy (Pharm.D.)

NPI 1346578663

Doctor of Pharmacy (Pharm.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

7 Historical Events
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NPI Profile Deactivated May 01, 2024

Record deactivated on May 01, 2024

NPI Profile Active November 19, 2009

NPI status registered as active in NPPES database

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Updated Practice Location November 19, 2009

Registered at 1301 NASA PKWY, HOUSTON, TX 770583112 (Tel: 2819908024)

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Updated Business Mailing Address November 19, 2009

Registered at 1301 NASA PKWY, HOUSTON, TX 770583112 (Tel: 2819908024)

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Provider Name / Credentials Updated November 19, 2009

Recorded as JOHN GRINSTEAD, R.PH

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Medical Taxonomy / Specialty Registered (Primary Specialty) November 19, 2009

Pharmacist (License #39842 in TX)

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Initial NPI Registration & Enumeration November 19, 2009

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1780912378
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: November 19, 2009
Last Update: November 19, 2009
Deactivation Date: May 01, 2024

Mailing Address

1301 Nasa Pkwy

Houston, TX 770583112

Phone: 2819908024

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.