Carl S Demars, MD

Primary specialty

Hospice and Palliative Medicine (Internal Medicine) PhysicianTaxonomy code 207RH0002X

License

MD15294 Issued in ME

Practice address

108 Centre St
Bath, ME 04530-2550

Phone

(207) 373-1800

Fax

(207) 442-9822

NPI assigned

Jul 4, 2006

Last updated

Jul 30, 2025By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in ME

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 1

Specialty

Hospice/Palliative CareAlso: Internal Medicine

Education

Wake Forest University School of Medicine, 1997

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

MainehealthGroup PAC ID 7517860588, shared by 31 NPIs, 2,616 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Chans Home Health & Hospice Hospice, Brunswick, ME, CCN 201501
• Mainehealth Mid Coast Hospital Hospital, Brunswick, ME, CCN 200021

Merit-based Incentive Payment System (MIPS)

Final score

97.93 of 100Reported as apm

Quality

83.31

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: cdemars351542@direct.mmc.mainehealth.org

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.

• Mainehealth

  dba Mainehealth Behavioral Health

  • Psychiatric Hospital
  • Westbrook, ME
  • NPI 1790265502
  Medicare reassignment NPD
• Mainehealth

  dba MaineHealth Lincoln Hospital

  • Critical Access Hospital
  • Damariscotta, ME
  • NPI 1912094806
  Medicare reassignment NPD
• Mainehealth

  dba MaineHealth Pharmacy Brighton Ave

  • Community/Retail Pharmacy
  • Portland, ME
  • NPI 1013868181
  NPD
• Mainehealth

  dba MaineHealth Maine Medical Center

  • General Acute Care Hospital
  • Portland, ME
  • NPI 1760436216
  NPD
• Mainehealth

  dba MaineHealth Medical Group-Primary Care

  • Clinic/Center
  • Portland, ME
  • NPI 1487346722

  Internal Medicine

  NPD (past)
• Mid Coast Medical Group-Surgical Care

  • Surgery Physician
  • Brunswick, ME
  • NPI 1740219385
  NPD (past)

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

• Community Health and Nursing Services

  dba CHANS Home Health & Hospice

  • Community Based Hospice Care Agency
  • Brunswick, ME
  • NPI 1407906779
  Care Compare affiliation
• Mainehealth

  dba MaineHealth Mid Coast Hospital

  • General Acute Care Hospital
  • Brunswick, ME
  • NPI 1932164795
  Care Compare affiliation

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

{
    "created_epoch": "1151971200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1753833600000",
    "number": "1215967245",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "108 CENTRE ST",
            "city": "BATH",
            "state": "ME",
            "postal_code": "045302550",
            "telephone_number": "207-386-1800",
            "fax_number": "207-442-9822"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "108 CENTRE ST",
            "city": "BATH",
            "state": "ME",
            "postal_code": "045302550",
            "telephone_number": "207-373-1800",
            "fax_number": "207-442-9822"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "81 Medical Center Dr Ste 2100",
            "address_purpose": "LOCATION",
            "city": "Brunswick",
            "state": "ME",
            "postal_code": "040112771",
            "country_code": "US",
            "telephone_number": "207-373-6125",
            "fax_number": "207-245-7159",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "24 Miles Center Way",
            "address_purpose": "LOCATION",
            "city": "Damariscotta",
            "state": "ME",
            "postal_code": "045434067",
            "country_code": "US",
            "telephone_number": "207-563-4250",
            "fax_number": "207-810-4977",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DEMARS",
        "first_name": "CARL",
        "middle_name": "S",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-04",
        "last_updated": "2025-07-30",
        "certification_date": "2025-07-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "ME",
            "license": "MD15294",
            "primary": false
        },
        {
            "code": "207RA0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Adolescent Medicine",
            "state": "ME",
            "license": "015294",
            "primary": false
        },
        {
            "code": "207RH0002X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hospice and Palliative Medicine",
            "state": "ME",
            "license": "MD15294",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "CAQH",
            "identifier": "10902369",
            "state": null
        }
    ],
    "endpoints": [],
    "other_names": []
}

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• Hospice and Palliative Medicine (Internal Medicine) Physician in Bath, ME
• Providers in Bath, ME by specialty
• Hospice and Palliative Medicine (Internal Medicine) Physician in Maine

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 30, 2025; 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.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.