NPIMap

Individual provider Active NPI

Mohamad Chmayssani, M.D.

  • Neurocritical Care Physician
  • Jacksonville, FL
National Provider Identifier
1780847244
Registry record updated Aug 7, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neurocritical Care PhysicianTaxonomy code 2084A2900X
License
ME125375 Issued in FL
Practice address
836 Prudential Dr Ste 1400
Jacksonville, FL 32207-8340
Phone
(904) 388-6518
Fax
(904) 384-1005
NPI assigned
Jul 4, 2008
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 7, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Neurology Physician 2084N0400X ME125375 FL
Neurocritical Care Physician 2084A2900X ME125375 FL Primary

Addresses

Primary practice location

836 Prudential Dr Ste 1400
Jacksonville, FL 32207-8340

Mailing address

PO Box 746647
Atlanta, GA 30374-6647
Phone (904) 202-2092

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20151221001648 FL Practitioner - Neurology 7517115058 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Neurology
Education
Other, 2005
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Lyerly Baptist IncGroup PAC ID 9830112226, 72 clinicians

Practice addresses (Care Compare)

1370 13TH Ave S
Jacksonville, FL 32250-3206
Phone (904) 388-6518

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
80.78 of 100Reported as group
Quality
65.03
Promoting interoperability
100
Improvement activities
40
Cost
70.91

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled
HHS exclusion list flag
CMS’s directory marks this NPI as on an HHS exclusion list; no matching OIG record was found. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
ME125375FLMDNeurology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Lyerly Baptist Inc Neurocritical Care CurrentSince Oct 1, 2015 Accepting new patients
Lyerly Baptist Inc Neurology CurrentSince Oct 1, 2015 Accepting new patients
Baptist Neurology Inc Neurology Past Accepting new patients
Osu Neuroscience Center, LLC Neurology Past Accepting new patients

Locations

800 Prudential Dr
Fl 11
Jacksonville, FL 32207
Phone (904) 202-4765

836 Prudential Dr
Ste 1400
Jacksonville, FL 32207
Phone (904) 396-0000

1370 13th Ave S
Ste 215
Jax Bch, FL 32250
Phone (904) 249-1041

Interoperability endpoints

  • Direct secure messaging: mchmayssani28439@baptisthealthsystemjacksonville.direct-ci.com

Organizations & group practices 4

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.

Hospital & facility affiliations 5

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1215129600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754524800000",
    "number": "1780847244",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 746647",
            "city": "ATLANTA",
            "state": "GA",
            "postal_code": "303746647",
            "telephone_number": "904-202-2092",
            "fax_number": "904-376-4075"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "836 PRUDENTIAL DR STE 1400",
            "city": "JACKSONVILLE",
            "state": "FL",
            "postal_code": "322078340",
            "telephone_number": "904-388-6518",
            "fax_number": "904-384-1005"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHMAYSSANI",
        "first_name": "MOHAMAD",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-07-04",
        "last_updated": "2025-08-07",
        "certification_date": "2025-08-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "FL",
            "license": "ME125375",
            "primary": false
        },
        {
            "code": "2084A2900X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurocritical Care",
            "state": "FL",
            "license": "ME125375",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Jacksonville, FL

Sources for this page

Verify at the official NPI Registry.