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JOHN GRANT O'BRIEN PHARMD
NPI 1770615452
Pharmacist - Pharmacotherapy in San Jose, CA

Active since March 09, 2007
2400 MOORPARK AVE, SUITE 316B, IRA GREENE PACE CLINIC, SAN JOSE, CA 95128(408) 885-7615(408) 885-4699 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About John Grant O'brien Pharmd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN GRANT O'BRIEN PHARMD (NPI 1770615452) is an individual pharmacotherapy provider in San Jose, California, licensed in California (45683) and active in the NPI registry since March 2007.

NPPES Registry Identity

NPI1770615452
Entity TypeIndividualMale
Primary Taxonomy1835P1200X
Provider Legal NameJOHN GRANT O'BRIENCredential: PHARMD
Location Address2400 MOORPARK AVE, SUITE 316B, IRA GREENE PACE CLINICSan Jose, CA 95128-2631
Mailing Address6146 Calle EsperanzaSan Jose, CA 95120-4406 · (408) 323-1524 · Fax (408) 885-4699
Phone(408) 885-7615
Fax(408) 885-4699
Sole ProprietorYes
Enumeration DateMarch 9, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1770615452 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacist · PharmacotherapyPharmacy Service Providers
Taxonomy Code1835P1200X
License✔ Licensed in CA · 45683
Definition
A licensed pharmacist who has demonstrated specialized knowledge and skill in optimizing pharmacotherapeutic care of patients, by developing, implementing, monitoring, and modifying complex treatment plans, providing advanced level education and consultation, and collaborating with other health professionals in the management of therapy.
2400 MOORPARK AVE, San Jose, CA 95128
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Other Names 1

Other Name (5)John Grant O'brien

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

LAUREN MARIE TWEEDIE PHARMD
Pharmacist
2400 MOORPARK AVE
SAN JOSE, CA 95128
Santa Clara County (760) 877-9501
KARINA PEREZ
Dietitian, Registered
2400 MOORPARK AVE
SAN JOSE, CA 95128
Santa Clara County (408) 885-5000
TIMOTHY PATRICK ONG MD
Internal Medicine
2400 MOORPARK AVE, VHC MOORPARK INTERNAL MEDICINE CLINIC
SAN JOSE, CA 95128
Santa Clara County (408) 885-5000
CONSTANCE WENJUI LO MD
Internal Medicine
2400 MOORPARK AVE, VHC MOORPARK INTERNAL MEDICINE CLINIC
SAN JOSE, CA 95128
Santa Clara County (408) 885-5000
DR. JENNIFER YAH-RONG LEE PSY.D.
Psychologist (Clinical)
2400 MOORPARK AVE, SUITE 300
SAN JOSE, CA 95128
Santa Clara County (408) 975-2730
WANGPING ZHAO M.D.
Family Medicine
2400 MOORPARK AVE, SUITE #319
SAN JOSE, CA 95128
Santa Clara County (408) 975-2763
CHRISTINE AQUINO BAUTISTA MA
Counselor (Mental Health)
2400 MOORPARK AVE, 300
SAN JOSE, CA 95128
Santa Clara County (408) 975-2730
HY DIEP
Psychologist
2400 MOORPARK AVE, 300
SAN JOSE, CA 95128
Santa Clara County (408) 975-2730

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John O'brien's NPI number?

The NPI number for John O'brien is 1770615452. It was assigned to this individual provider in the NPPES registry on March 9, 2007. The provider is also known as John Grant O'brien.

Where is John O'brien located?

John O'brien practices at 2400 Moorpark Ave Suite 316B, Ira Greene Pace Clinic, San Jose, CA 95128. The listed phone number is (408) 885-7615.

What is John O'brien's specialty?

The primary specialty registered for this NPI is Pharmacist, specializing in Pharmacotherapy, with taxonomy code 1835P1200X.

When was this NPI record last updated?

The NPPES record for John O'brien was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.