Active NPI
Harald W Petersen, M.D.
- Internal Medicine Physician
- Long Branch, NJ
National Provider Identifier
1588613335
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 25MA02201800
- Practice address
- 300 2ND Ave
Long Branch, NJ 07740-6303 - Phone
- (732) 923-6540
- Fax
- (732) 923-6536
- NPI assigned
- May 9, 2006
- Last updated
- Jul 13, 2026
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 25MA02201800 | NJ | Primary |
Addresses
Primary practice location
300 2ND Ave
Long Branch, NJ 07740-6303
Mailing address
PO Box 15378
Newark, NJ 07192-5378
Phone (732) 923-6540
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 2081300 | Medicaid | NJ |
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 |
|---|---|---|---|
| 25MA02201800 | NJ | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Barnabas Health Medical Group, PC | Internal Medicine | Past | Accepting new patients |
Organizations & group practices 1
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.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1147132800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1588613335",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 15378",
"city": "NEWARK",
"state": "NJ",
"postal_code": "071925378",
"telephone_number": "732-923-6540",
"fax_number": "732-923-6536"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "300 2ND AVE",
"city": "LONG BRANCH",
"state": "NJ",
"postal_code": "077406303",
"telephone_number": "732-923-6540",
"fax_number": "732-923-6536"
}
],
"practiceLocations": [],
"basic": {
"last_name": "PETERSEN",
"first_name": "HARALD",
"middle_name": "W",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-05-09",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "NJ",
"license": "25MA02201800",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "2081300",
"state": "NJ"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Long Branch, NJ
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.