Organization Active NPI

Klein and Associates MD PA

  • Rheumatology Physician
  • Hagerstown, MD
National Provider Identifier
1962434449
Registry record updated Jul 9, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Rheumatology PhysicianTaxonomy code 207RR0500X
Legal business name
KLEIN AND ASSOCIATES MD PA
Practice address
346 Mill Street
Hagerstown, MD 21740
Phone
(301) 791-6680
Fax
(301) 714-1506
NPI assigned
Jul 7, 2006
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jul 9, 2026

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

Authorized official

Name
Dr. Okechukwu C OkoyeNPI 1174083711
Title
Owner
Phone
(301) 791-6680

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Rheumatology PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207RR0500X Primary

Addresses

Primary practice location

346 Mill Street
Hagerstown, MD 21740

Mailing address

346 Mill St
Hagerstown, MD 21740-6138
Phone (301) 791-6680

Other identifiers 1

IdentifierTypeStateIssuer
12961400MedicaidMD

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
21D0220755Klein and Associates MD PA346 Mill St, Hagerstown, MD 21740Certificate of waiverFeb 27, 2027

National Provider Directory

National Provider Directory

Locations

921 Seton Dr
#F
Cumberland, MD 21502
Phone (240) 362-7025

Practitioners & affiliated clinicians

Practitioners 6

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1152230400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1783555200000",
    "number": "1962434449",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "346 MILL ST",
            "city": "HAGERSTOWN",
            "state": "MD",
            "postal_code": "217406138",
            "telephone_number": "301-791-6680",
            "fax_number": "301-714-1506"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "346 MILL STREET",
            "city": "HAGERSTOWN",
            "state": "MD",
            "postal_code": "21740",
            "telephone_number": "301-791-6680",
            "fax_number": "301-714-1506"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "KLEIN AND ASSOCIATES MD PA",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-07-07",
        "last_updated": "2026-07-09",
        "certification_date": "2026-07-09",
        "status": "A",
        "authorized_official_last_name": "OKOYE",
        "authorized_official_first_name": "OKECHUKWU",
        "authorized_official_middle_name": "C",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "301-791-6680",
        "authorized_official_name_prefix": "Dr."
    },
    "taxonomies": [
        {
            "code": "207RR0500X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine, Rheumatology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "12961400",
            "state": "MD"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Hagerstown, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 9, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.