Mark Douglas Helm, M.D.

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

ME44208 Issued in FL

Practice address

1324 Lakeland Hills Blvd
Lakeland, FL 33805-4543

Phone

(863) 687-1222

Fax

(863) 603-6546

NPI assigned

Sep 15, 2005

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

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.

Opted out of Medicare

Yes, effective Apr 13, 2017 through Apr 13, 2027

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

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.

• Lakeland Regional Medical Center, Inc.

  dba Lakeland Regional Medical Center

  • General Acute Care Hospital
  • Lakeland, FL
  • NPI 1144228446
  NPD (past)

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

{
    "created_epoch": "1126742400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1679568638",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1324 LAKELAND HILLS BLVD",
            "city": "LAKELAND",
            "state": "FL",
            "postal_code": "338054543",
            "telephone_number": "863-687-1222",
            "fax_number": "863-603-6546"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1324 LAKELAND HILLS BLVD",
            "city": "LAKELAND",
            "state": "FL",
            "postal_code": "338054543",
            "telephone_number": "863-687-1222",
            "fax_number": "863-603-6546"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HELM",
        "first_name": "MARK",
        "middle_name": "DOUGLAS",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-09-15",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "FL",
            "license": "ME44208",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Heavens Doorway Homecare LLC
• Ashley Hebert, IMT
• Scott Michael Heckman
• Hannah Desiree Duenas Hedriana
• Dean Patrick Hegarty, D.C.
• Abigail Helmey, REGISTERED DIETITIAN
• Thomas S Helms, PA-C
• Help Is on the Way Inc
• Helping Everyone Spiritually LLC
• Helping Hand Nursing Services, Inc.

• Psychiatry Physician in Lakeland, FL
• Providers in Lakeland, FL by specialty
• Psychiatry Physician in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring; Opt Out Affidavits.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.