Active NPI
John Watts, MD
- Anatomic Pathology & Clinical Pathology Physician
- Royal Oak, MI
National Provider Identifier
1700846706
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anatomic Pathology & Clinical Pathology Physician
- License
- 4301039560
- Practice address
- 3601 W 13 Mile Rd
Royal Oak, MI 48073 - Phone
- (248) 423-2481
- NPI assigned
- Mar 24, 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anatomic Pathology & Clinical Pathology Physician | 207ZP0102X | 4301039560 | MI | Primary |
Addresses
Primary practice location
3601 W 13 Mile Rd
Royal Oak, MI 48073
Mailing address
3601 W 13 Mile Rd
400 FSC-PCS
Royal Oak, MI 48073
Phone (248) 423-2481
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1578382 | Medicaid | MI |
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 |
|---|---|---|---|
| 4301039560 | MI | MD | Anatomic Pathology & Clinical Pathology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1143158400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1700846706",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3601 W 13 MILE RD",
"address_2": "400 FSC-PCS",
"city": "ROYAL OAK",
"state": "MI",
"postal_code": "48073",
"telephone_number": "248-423-2481"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3601 W 13 MILE RD",
"city": "ROYAL OAK",
"state": "MI",
"postal_code": "48073",
"telephone_number": "248-423-2481"
}
],
"practiceLocations": [],
"basic": {
"last_name": "WATTS",
"first_name": "JOHN",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-03-24",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207ZP0102X",
"taxonomy_group": "",
"desc": "Pathology, Anatomic Pathology & Clinical Pathology",
"state": "MI",
"license": "4301039560",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "1578382",
"state": "MI"
}
],
"endpoints": [],
"other_names": []
}Other providers in Royal Oak, MI
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.