Active NPI
Joshua Kolb, DO
- Internal Medicine Physician
- Jersey City, NJ
National Provider Identifier
1972252203
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 25MB12691000
- Practice address
- 355 Grand St
Jersey City, NJ 07302-4321 - Phone
- (201) 915-2431
- NPI assigned
- Mar 23, 2022
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 25MB12691000 | NJ | Primary |
| Student in an Organized Health Care Education/Training Program | 390200000X |
Addresses
Primary practice location
355 Grand St
Jersey City, NJ 07302-4321
Mailing address
355 Grand St
Jersey City, NJ 07302-4321
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in NJ
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Internal Medicine
- Education
- Touro Un Col of Osteopathic Medicine, New York, 2022
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1 Clara Maass Dr
Belleville, NJ 07109-3550
Phone (973) 450-2000
Hospital & facility affiliations
- Robert Wood Johnson University Hospital
- Robert Wood Johnson University Hospital - Somerset
- Jersey City Medical Center
- Community Medical Center
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 25MB12691000 | NJ | MD | Internal Medicine Physician |
Organizations & group practices 2
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.
-
- Emergency Medicine Physician
- Somerset, NJ
- NPI 1912510041
-
- Emergency Medicine Physician
- Livingston, NJ
- NPI 1760095806
Hospital & facility affiliations 5
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Toms River, NJ
- NPI 1013010917
-
- General Acute Care Hospital
- Jersey City, NJ
- NPI 1689744856
-
- General Acute Care Hospital
- Somerville, NJ
- NPI 1003236878
-
- General Acute Care Hospital
- New Brunswick, NJ
- NPI 1346243375
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1647993600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1751500800000",
"number": "1972252203",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "355 GRAND ST",
"city": "JERSEY CITY",
"state": "NJ",
"postal_code": "073024321"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "355 GRAND ST",
"city": "JERSEY CITY",
"state": "NJ",
"postal_code": "073024321",
"telephone_number": "201-915-2431"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KOLB",
"first_name": "JOSHUA",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2022-03-23",
"last_updated": "2025-07-03",
"certification_date": "2025-07-03",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "NJ",
"license": "25MB12691000",
"primary": true
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Jersey City, NJ
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 3, 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.