Individual provider Active NPI

Lawrence Mark Sideman, PH.D.

  • Addiction (Substance Use Disorder) Counselor
  • Phoenix, AZ
National Provider Identifier
1275650749
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X
License
10540 Issued in AZ
Practice address
10269 N Central Ave
Phoenix, AZ 85020-1051
Phone
(602) 677-1206
NPI assigned
Mar 22, 2007
Last updated
Sep 11, 2025By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Addiction (Substance Use Disorder) Counselor 101YA0400X 10540 AZ Primary
Professional Counselor 101YP2500X 11790 AZ
Clinical Psychologist 103TC0700X 3015 AZ

Addresses

Primary practice location

10269 N Central Ave
Phoenix, AZ 85020-1051

Mailing address

10269 N Central Ave
Phoenix, AZ 85020-1051
Phone (602) 677-1206

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 Philosophy

State licenses

LicenseStateTypeSpecialty
11790AZMDProfessional Counselor
3015AZMDDermatology Physician

NPI Registry JSON

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

{
    "created_epoch": "1174521600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1275650749",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "10269 N CENTRAL AVE",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850201051",
            "telephone_number": "602-677-1206"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10269 N CENTRAL AVE",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850201051",
            "telephone_number": "602-677-1206"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIDEMAN",
        "first_name": "LAWRENCE",
        "middle_name": "MARK",
        "name_prefix": "Dr.",
        "credential": "PH.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-03-22",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "AZ",
            "license": "10540",
            "primary": true
        },
        {
            "code": "101YP2500X",
            "taxonomy_group": "",
            "desc": "Counselor, Professional",
            "state": "AZ",
            "license": "11790",
            "primary": false
        },
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "AZ",
            "license": "3015",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Phoenix, AZ

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; 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.