Active NPI
John Michael McGowan, MD
- Family Medicine Physician
- Califon, NJ
National Provider Identifier
1568450237
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Medicine Physician
- License
- MA31981
- Practice address
- 384 County Road 513
Califon, NJ 07830-4158 - Phone
- (908) 832-2125
- Fax
- (908) 832-6149
- NPI assigned
- Oct 7, 2005
- 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 |
|---|---|---|---|---|
| Family Medicine Physician | 207Q00000X | MA31981 | NJ | Primary |
Addresses
Primary practice location
384 County Road 513
Califon, NJ 07830-4158
Mailing address
384 County Road 513
Califon, NJ 07830-4158
Phone (908) 832-2125
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 2145901 | 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 |
|---|---|---|---|
| MA31981 | NJ | MD | Family Medicine Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1128643200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1568450237",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "384 COUNTY ROAD 513",
"city": "CALIFON",
"state": "NJ",
"postal_code": "078304158",
"telephone_number": "908-832-2125",
"fax_number": "908-832-6149"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "384 COUNTY ROAD 513",
"city": "CALIFON",
"state": "NJ",
"postal_code": "078304158",
"telephone_number": "908-832-2125",
"fax_number": "908-832-6149"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MCGOWAN",
"first_name": "JOHN",
"middle_name": "MICHAEL",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-10-07",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207Q00000X",
"taxonomy_group": "",
"desc": "Family Medicine",
"state": "NJ",
"license": "MA31981",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "2145901",
"state": "NJ"
}
],
"endpoints": [],
"other_names": []
}Other providers in Califon, 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.