Active NPI
Jonathan Lee Holzdepfel, MD
- Orthopaedic Surgery Physician
- Portsmouth, NH
National Provider Identifier
1891750360
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Orthopaedic Surgery Physician
- License
- 6067
- 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
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| 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
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 82206909 | Medicaid | NH |
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
| License | State | Type | Specialty |
|---|---|---|---|
| 0720966 | MI | MD | Orthopaedic Surgery Physician |
| 6067 | NH | MD | Orthopaedic 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.