Individual provider Active NPI

Mark Diddens, LMSW

  • Mental Health Counselor
  • Nashville, TN
National Provider Identifier
1326754151
Registry record updated Jun 10, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health CounselorTaxonomy code 101YM0800X
License
150.110236 Issued in IL
Practice address
2000 Glen Echo Rd Ste 200
Nashville, TN 37215-2898
Phone
(615) 649-8656
NPI assigned
Jan 25, 2023
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 10, 2023

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Counselor 101YM0800X 14623 TN
Mental Health Counselor 101YM0800X 150.110236 IL Primary

Addresses

Primary practice location

2000 Glen Echo Rd Ste 200
Nashville, TN 37215-2898

Mailing address

1803 Broadway Apt 609
Nashville, TN 37203-2767
Phone (815) 541-1741

Other practice location 1

210 25th Ave N Ste 601
Nashville, TN 37203-1631
Phone (815) 541-1741

Other practice location 2

631 N Longwood St Ste 103
Rockford, IL 61107-4263
Phone (815) 692-5585

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

State licenses

LicenseStateTypeSpecialty
150.110236ILMDMental Health Counselor

Practice roles

OrganizationSpecialtyStatusNew patients
Family Counseling Services of Northern Illinois Social Worker CurrentSince Jan 1, 2023 Accepting new patients

Locations

631 N Longwood St
Ste 103
Rockford, IL 61107
Phone (815) 962-5585

Organizations & group practices 1

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1674604800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1686355200000",
    "number": "1326754151",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1803 BROADWAY APT 609",
            "city": "NASHVILLE",
            "state": "TN",
            "postal_code": "372032767",
            "telephone_number": "815-541-1741"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2000 GLEN ECHO RD STE 200",
            "city": "NASHVILLE",
            "state": "TN",
            "postal_code": "372152898",
            "telephone_number": "615-649-8656"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "210 25th Ave N Ste 601",
            "address_purpose": "LOCATION",
            "city": "Nashville",
            "state": "TN",
            "postal_code": "372031631",
            "country_code": "US",
            "telephone_number": "815-541-1741",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "631 N Longwood St Ste 103",
            "address_purpose": "LOCATION",
            "city": "Rockford",
            "state": "IL",
            "postal_code": "611074263",
            "country_code": "US",
            "telephone_number": "815-692-5585",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DIDDENS",
        "first_name": "MARK",
        "credential": "LMSW",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-01-25",
        "last_updated": "2023-06-10",
        "certification_date": "2023-06-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "TN",
            "license": "14623",
            "primary": false
        },
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "IL",
            "license": "150.110236",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Nashville, TN

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 10, 2023; 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.