Individual provider Active NPI

Paul Benjamin Erwin, PHARM.D.

  • Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist
  • Saint Louis, MO
National Provider Identifier
1134440290
Registry record updated Mar 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistTaxonomy code 1835P0018X
License
051293596 Issued in IL
Practice address
1 Jefferson Barracks Dr
Saint Louis, MO 63125-4181
Phone
(314) 652-4100
NPI assigned
Jun 11, 2010
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 20, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist 1835P0018X 051293596 IL Primary

Addresses

Primary practice location

1 Jefferson Barracks Dr
Saint Louis, MO 63125-4181

Mailing address

1440 River Rock PL
Apt. 101
Memphis, TN 38103-6994
Phone (901) 262-0937

Other practice location 1

915 N Grand Blvd
Saint Louis, MO 63106-1621
Phone (314) 652-4100

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
Credentials
Doctor of Pharmacy

State licenses

LicenseStateTypeSpecialty
051293596ILMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1276214400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773964800000",
    "number": "1134440290",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1440 RIVER ROCK PL",
            "address_2": "APT. 101",
            "city": "MEMPHIS",
            "state": "TN",
            "postal_code": "381036994",
            "telephone_number": "901-262-0937"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 JEFFERSON BARRACKS DR",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631254181",
            "telephone_number": "314-652-4100"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "915 N Grand Blvd",
            "address_purpose": "LOCATION",
            "city": "Saint Louis",
            "state": "MO",
            "postal_code": "631061621",
            "country_code": "US",
            "telephone_number": "314-652-4100",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ERWIN",
        "first_name": "PAUL",
        "middle_name": "BENJAMIN",
        "name_prefix": "Mr.",
        "credential": "PHARM.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-06-11",
        "last_updated": "2026-03-20",
        "certification_date": "2026-03-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1835P0018X",
            "taxonomy_group": "",
            "desc": "Pharmacist, Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist",
            "state": "IL",
            "license": "051293596",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 20, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.