NPIMap

Individual provider Active NPI

Dax C Volle, MD

  • Geriatric Psychiatry Physician
  • Lebanon, NH
National Provider Identifier
1538522917
Registry record updated Dec 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Geriatric Psychiatry PhysicianTaxonomy code 2084P0805X
License
21373 Issued in NH
Practice address
1 Medical Center Dr
Lebanon, NH 03756-0001
Phone
(603) 650-6150
Fax
(603) 640-1228
NPI assigned
Apr 1, 2016
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 16, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X CA
Geriatric Psychiatry Physician 2084P0805X 21373 NH Primary

Addresses

Primary practice location

1 Medical Center Dr
Lebanon, NH 03756-0001

Mailing address

One Medical Center Dr
Lebanon, NH 03756-0001
Phone (603) 650-6150

Other practice location 1

10 Alice Peck Day Dr
Lebanon, NH 03766-2900
Phone (603) 448-3121

Other practice location 2

760 Westwood Plaza, Ste. 37-384
UCLA Psychiatry Housestaff Office
Los Angeles, CA 90024-1759
Phone (310) 825-0018

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NH
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
I20210520001771 NH Practitioner - Geriatric Psychiatry 2466705173 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Geriatric Psychiatry
Education
Southern Illinois University School of Medicine, 2016
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Dartmouth-Hitchcock ClinicGroup PAC ID 4183537509, 1,445 clinicians
Mary Hitchcock Memorial HospitalGroup PAC ID 4486561164, 1,269 clinicians

Practice addresses (Care Compare)

1 Medical Ctr Dr
Lebanon, NH 03756-1000
Phone (603) 650-5000

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
79.66 of 100Reported as apm
Quality
53.51
Promoting interoperability
100
Improvement activities
40

Merit-based Incentive Payment System (MIPS)

Final score
79.66 of 100Reported as apm
Quality
53.51
Promoting interoperability
100
Improvement activities
40

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
21373NHMDGeriatric Psychiatry Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Mary Hitchcock Memorial Hospital CurrentSince May 14, 2021 Accepting new patients
Alice Peck Day Memorial Hospital CurrentSince Jan 1, 2025 Accepting new patients
Alice Peck Day Memorial Hospital Current Accepting new patients
Dartmouth-Hitchcock Clinic CurrentSince May 14, 2021 Accepting new patients
Mary Hitchcock Memorial Hospital CurrentSince May 14, 2021 Accepting new patients
Alice Peck Day Memorial Hospital CurrentSince Jan 1, 2025 Accepting new patients

Locations

10 Alice Peck Day Dr
Lebanon, NH 03766
Phone (603) 448-7440

5 Alice Peck Day Dr
Lebanon, NH 03766
Phone (603) 448-3996

1 Medical Dr
Lebanon, NH 03756
Phone (603) 650-5922

Interoperability endpoints

  • FHIR API: https://edhwebportal.hitchcock.org/FHIRProxy/api/FHIR/R4/

Organizations & group practices 6

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 11

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": "1459468800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765843200000",
    "number": "1538522917",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "ONE MEDICAL CENTER DR",
            "city": "LEBANON",
            "state": "NH",
            "postal_code": "037560001",
            "telephone_number": "603-650-6150"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 MEDICAL CENTER DR",
            "city": "LEBANON",
            "state": "NH",
            "postal_code": "037560001",
            "telephone_number": "603-650-6150",
            "fax_number": "603-640-1228"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "10 Alice Peck Day Dr",
            "address_purpose": "LOCATION",
            "city": "Lebanon",
            "state": "NH",
            "postal_code": "037662900",
            "country_code": "US",
            "telephone_number": "603-448-3121",
            "fax_number": "603-640-1228",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "760 Westwood Plaza, Ste. 37-384",
            "address_2": "UCLA Psychiatry Housestaff Office",
            "address_purpose": "LOCATION",
            "city": "Los Angeles",
            "state": "CA",
            "postal_code": "900241759",
            "country_code": "US",
            "telephone_number": "310-825-0018",
            "fax_number": "310-825-6483",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "VOLLE",
        "first_name": "DAX",
        "middle_name": "C",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2016-04-01",
        "last_updated": "2025-12-16",
        "certification_date": "2025-12-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "CA",
            "license": null,
            "primary": false
        },
        {
            "code": "2084P0805X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Geriatric Psychiatry",
            "state": "NH",
            "license": "21373",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lebanon, NH

Sources for this page

Verify at the official NPI Registry.