John M Maull, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

8356 Issued in NH

Practice address

21 Hampton Rd BLDG 3
Exeter, NH 03833-4831

Phone

(603) 775-0000

Fax

(603) 775-0247

NPI assigned

Mar 3, 2006

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

Other identifiers 2

Medicare fee-for-service enrollment

Enrolled in NH

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

Internal MedicineAlso: Geriatric Medicine

Education

Emory University School of Medicine, 1981

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Core Physicians LLCGroup PAC ID 2769563253, 290 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Exeter Hospital Inc Hospital, Exeter, NH, CCN 300023

Merit-based Incentive Payment System (MIPS)

Final score

86.36 of 100Reported as apm

Quality

85.92

Promoting interoperability

78

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: jmaull523928@direct.bilh.masshiway.net
• FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/

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.

• Core Physicians, LLC

  • Family Medicine Physician
  • Exeter, NH
  • NPI 1336330588

  Internal Medicine

  Medicare reassignment Care Compare group NPD
• Core Physicians LLC

  • Durable Medical Equipment & Medical Supplies
  • Raymond, NH
  • NPI 1083085724
  NPD
• Core Health Services Inc

  • Sports Medicine (Family Medicine) Physician
  • Exeter, NH
  • NPI 1477530376

  Internal Medicine

  NPD (past)
• Exeter Health Resources Inc

  • Multi-Specialty Clinic/Center
  • Exeter, NH
  • NPI 1538375704
  NPD (past)
• Exeter Hospital Inc

  • General Acute Care Hospital
  • Exeter, NH
  • NPI 1437158433
  NPD (past)

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

• Exeter Hospital Inc

  • General Acute Care Hospital
  • Exeter, NH
  • NPI 1437158433
  Care Compare affiliation

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

{
    "created_epoch": "1141344000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760572800000",
    "number": "1760459150",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4 ALUMNI DR",
            "city": "EXETER",
            "state": "NH",
            "postal_code": "038332118",
            "telephone_number": "603-775-0000",
            "fax_number": "603-775-0247"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "21 HAMPTON RD BLDG 3",
            "city": "EXETER",
            "state": "NH",
            "postal_code": "038334831",
            "telephone_number": "603-775-0000",
            "fax_number": "603-775-0247"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAULL",
        "first_name": "JOHN",
        "middle_name": "M",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-03",
        "last_updated": "2025-10-16",
        "certification_date": "2025-10-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NH",
            "license": "8356",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3076889",
            "state": "NH"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "HARVARD PILGRIM",
            "identifier": "AA11922",
            "state": "NH"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Matrix Health, Inc
• Matrix Health, Inc.
• Matrix Health, Inc.
• Elisabeth B Matson, D.O.
• Meredith Jean Matuszewski, CFY-SLP
• Mayo Family Eye Care, LLC
• Sabrina Mayo, O.D.
• Lori Robinson McClure, CPNP
• Donna McDermott, LICSW
• Katie McFadden

• Internal Medicine Physician in Exeter, NH
• Providers in Exeter, NH by specialty
• Internal Medicine Physician in New Hampshire

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 16, 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.