Individual provider Active NPI

Jonathan Lee Holzdepfel, MD

  • Orthopaedic Surgery Physician
  • Portsmouth, NH
National Provider Identifier
1891750360
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Surgery PhysicianTaxonomy code 207X00000X
License
6067 Issued in NH
Practice address
150 Route 1 Bypass
Portsmouth, NH 03801-5332
Phone
(603) 431-1121
Fax
(603) 431-3347
NPI assigned
Apr 19, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Orthopaedic Surgery Physician 207X00000X 6067 NH Primary
Orthopaedic Surgery Physician 207X00000X 009855 ME
Orthopaedic Surgery Physician 207X00000X 0720966 MI

Addresses

Primary practice location

150 Route 1 Bypass
Portsmouth, NH 03801-5332

Mailing address

29 Laurel Lane
New Castle, NH 03854

Other identifiers 1

IdentifierTypeStateIssuer
82206909MedicaidNH

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
0720966MIMDOrthopaedic Surgery Physician
6067NHMDOrthopaedic Surgery Physician

NPI Registry JSON

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

{
    "created_epoch": "1145404800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1891750360",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "29 LAUREL LANE",
            "city": "NEW CASTLE",
            "state": "NH",
            "postal_code": "03854"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "150 ROUTE 1 BYPASS",
            "city": "PORTSMOUTH",
            "state": "NH",
            "postal_code": "038015332",
            "telephone_number": "603-431-1121",
            "fax_number": "603-431-3347"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HOLZDEPFEL",
        "first_name": "JONATHAN",
        "middle_name": "LEE",
        "name_prefix": "Mr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-04-19",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "NH",
            "license": "6067",
            "primary": true
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "ME",
            "license": "009855",
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "MI",
            "license": "0720966",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "82206909",
            "state": "NH"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Portsmouth, NH

Sources for this page

  • 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.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.