Individual provider Active NPI

Mark Jason Alexakos, MD

  • Child & Adolescent Psychiatry Physician
  • Lynn, MA
National Provider Identifier
1083719835
Registry record updated Dec 15, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Child & Adolescent Psychiatry PhysicianTaxonomy code 2084P0804X
License
152292 Issued in MA
Practice address
20 Central Ave
3Rd Floor
Lynn, MA 01901-1201
Phone
(781) 596-2502
Fax
(781) 598-8137
NPI assigned
Sep 14, 2006
Last updated
Dec 15, 2022By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 15, 2022

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X 152292 MA
Child & Adolescent Psychiatry Physician 2084P0804X 152292 MA Primary

Addresses

Primary practice location

20 Central Ave
3Rd Floor
Lynn, MA 01901-1201

Mailing address

1441 Constitution Blvd Ste 200
Salinas, CA 93906-3127
Phone (831) 796-1704

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA, CA2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20081027000797 MA Practitioner - PsychiatryPractitioner - Other (Physician) 3173681608 Reassigns benefits to 1 organization
I20181204001622 CA Practitioner - Psychiatry 3173681608 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Psychiatry
Education
University of Chicago, Pritzker School of Medicine, 1995
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
County of MontereyGroup PAC ID 2466345632, 186 clinicians

Practice addresses (Care Compare)

1441 Constitution Blvd
Suite 202
Salinas, CA 93906-3127
Phone (831) 769-1700

359 Gabilan Dr
Soledad, CA 93960-3550
Phone (831) 769-8740

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
152292MAMDPsychiatry Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Lynn Community Health, Inc. CurrentSince Dec 2, 2014 Accepting new patients
County of Monterey Behavioral Health CurrentSince Nov 12, 2025 Accepting new patients
Interim, Inc. CurrentSince Nov 1, 2022 Accepting new patients
Interim, Incorporated CurrentSince Nov 1, 2022 Accepting new patients
Interim, Inc. Current Accepting new patients
Interim, Inc. Past Accepting new patients
Interim, Inc. Past Accepting new patients

Locations

343 Dela Vina Ave
Monterey, CA 93940
Phone (831) 440-7030

200 Casentini St
Salinas, CA 93907
Phone (831) 758-9457

339 Pajaro St
Salinas, CA 93901
Phone (831) 800-7530

41 E San Luis St
Salinas, CA 93901
Phone (831) 676-3715

20 Central Ave
Fl 3
Lynn, MA 01901
Phone (781) 477-7222

269 Union St
Lynn, MA 01901
Phone (781) 581-9832

280 Union St
Ste 202
Lynn, MA 01901
Phone (781) 780-4555

Organizations & group practices 8

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

NPI Registry JSON

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

{
    "created_epoch": "1158192000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1671062400000",
    "number": "1083719835",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1441 CONSTITUTION BLVD STE 200",
            "city": "SALINAS",
            "state": "CA",
            "postal_code": "939063127",
            "telephone_number": "831-796-1704",
            "fax_number": "781-598-8137"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "20 CENTRAL AVE",
            "address_2": "3RD FLOOR",
            "city": "LYNN",
            "state": "MA",
            "postal_code": "019011201",
            "telephone_number": "781-596-2502",
            "fax_number": "781-598-8137"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ALEXAKOS",
        "first_name": "MARK",
        "middle_name": "JASON",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-09-14",
        "last_updated": "2022-12-15",
        "certification_date": "2022-12-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "MA",
            "license": "152292",
            "primary": false
        },
        {
            "code": "2084P0804X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Child & Adolescent Psychiatry",
            "state": "MA",
            "license": "152292",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lynn, MA

Sources for this page

Verify at the official NPI Registry.