Individual provider Active NPI

James Mark Krainin, MD

  • Geriatric Psychiatry Physician
  • Naples, ME
National Provider Identifier
1699742650
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Geriatric Psychiatry PhysicianTaxonomy code 2084P0805X
License
34604 Issued in MA
Practice address
15 Krainin Lane
Naples, ME 04055
Phone
(339) 206-2278
NPI assigned
Mar 8, 2006
Last updated
Sep 11, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

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 2

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X 34604 MA
Geriatric Psychiatry Physician 2084P0805X 34604 MA Primary

Addresses

Primary practice location

15 Krainin Lane
Naples, ME 04055

Mailing address

15 Krainin Lane
Naples, ME 04055

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)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
34604MAMDPsychiatry Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Greater Boston Counseling Associates ,LLC Past Accepting new patients
Spurwink Services Incorporated Past Accepting new patients
Maine Behavioral Healthcare Past Accepting new patients

Organizations & group practices 3

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": "1141776000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1699742650",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "15 KRAININ LANE",
            "city": "NAPLES",
            "state": "ME",
            "postal_code": "04055"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "15 KRAININ LANE",
            "city": "NAPLES",
            "state": "ME",
            "postal_code": "04055",
            "telephone_number": "339-206-2278"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KRAININ",
        "first_name": "JAMES",
        "middle_name": "MARK",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-08",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "MA",
            "license": "34604",
            "primary": false
        },
        {
            "code": "2084P0805X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Geriatric Psychiatry",
            "state": "MA",
            "license": "34604",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Naples, ME

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.