Individual provider Active NPI

Gregory Marc Ackerman, LCSW

  • Clinical Social Worker
  • Lakeville, PA
National Provider Identifier
1265966428
Registry record updated Feb 26, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
CW024635 Issued in PA
Practice address
1258 Purdytown Tpke
Lakeville, PA 18438-6793
Phone
(570) 209-9569
NPI assigned
Apr 14, 2017
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Feb 26, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X LC200003487 DC
Clinical Social Worker 1041C0700X 44SL05905600 NJ
Clinical Social Worker 1041C0700X CW024635 PA Primary

Addresses

Primary practice location

1258 Purdytown Tpke
Lakeville, PA 18438-6793

Mailing address

1140 Dogwood LN
Bushkill, PA 18324-6848
Phone (973) 558-2648

Other practice location 1

1140 Dogwood Ln
Bushkill, PA 18324-6848
Phone (973) 558-2648

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file
Eligible to order & refer
  • Part B services: No
  • Medical equipment: Yes
  • Home health: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
LC200003487DCMDClinical Social Worker
44SL05905600NJMDClinical Social Worker
CW024635PAMDClinical Social Worker

NPI Registry JSON

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

{
    "created_epoch": "1492128000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772064000000",
    "number": "1265966428",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1140 DOGWOOD LN",
            "city": "BUSHKILL",
            "state": "PA",
            "postal_code": "183246848",
            "telephone_number": "973-558-2648"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1258 PURDYTOWN TPKE",
            "city": "LAKEVILLE",
            "state": "PA",
            "postal_code": "184386793",
            "telephone_number": "570-209-9569"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1140 Dogwood Ln",
            "address_purpose": "LOCATION",
            "city": "Bushkill",
            "state": "PA",
            "postal_code": "183246848",
            "country_code": "US",
            "telephone_number": "973-558-2648",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ACKERMAN",
        "first_name": "GREGORY",
        "middle_name": "MARC",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2017-04-14",
        "last_updated": "2026-02-26",
        "certification_date": "2026-02-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "DC",
            "license": "LC200003487",
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "NJ",
            "license": "44SL05905600",
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "PA",
            "license": "CW024635",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lakeville, PA

Sources for this page

Verify at the official NPI Registry.