Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

BRIAN L MARIEN RPH
NPI 1548265143
Pharmacist - Pharmacotherapy in Pittsburgh, PA

Active since June 20, 2005
900 MOUNT ROYAL BLVD, PITTSBURGH, PA 15223(412) 487-2695 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Brian L Marien Rph NPPES

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

BRIAN L MARIEN RPH (NPI 1548265143) is an individual pharmacotherapy provider in Pittsburgh, Pennsylvania, licensed in Pennsylvania (RP030716L) and active in the NPI registry since June 2005.

NPPES Registry Identity

NPI1548265143
Entity TypeIndividualMale
Primary Taxonomy1835P1200X
Provider Legal NameBRIAN L MARIENCredential: RPH
Location Address900 MOUNT ROYAL BLVDPittsburgh, PA 15223-1060
Mailing Address804 Independence CtValencia, PA 16059-1542 · (724) 625-7254
Sole ProprietorNo
Enumeration DateJune 20, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1548265143 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPharmacist · PharmacotherapyPharmacy Service Providers
Taxonomy Code1835P1200X
License Licensed in PA · RP030716L
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.

900 MOUNT ROYAL BLVD, Pittsburgh, PA 15223

Other Providers at the Same Location NPPES 18

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

Pharmacist
900 MOUNT ROYAL BLVD
PITTSBURGH, PA 15223
Dermatology
900 MOUNT ROYAL BLVD
PITTSBURGH, PA 15223
Pharmacist
900 MOUNT ROYAL BLVD
PITTSBURGH, PA 15223
Specialist
900 MOUNT ROYAL BLVD
PITTSBURGH, PA 15223
Pharmacist
900 MOUNT ROYAL BLVD
PITTSBURGH, PA 15223
Non-Pharmacy Dispensing Site
900 MOUNT ROYAL BLVD
PITTSBURGH, PA 15223
Internal Medicine
900 MOUNT ROYAL BLVD, GREATER PITTSBURGH MEDICAL ASSOCIATES - UPMC
PITTSBURGH, PA 15223
Pharmacist
900 MOUNT ROYAL BLVD
PITTSBURGH, PA 15223

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 Brian Marien's NPI number?

The NPI number for Brian Marien is 1548265143. It was assigned to this individual provider in the NPPES registry on June 20, 2005.

Where is Brian Marien located?

Brian Marien practices at 900 Mount Royal Blvd, Pittsburgh, PA 15223. The listed phone number is (412) 487-2695.

What is Brian Marien'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 Brian Marien was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.