Active NPI
Curtis A Johnston, M.D.
- Anatomic Pathology & Clinical Pathology Physician
- Phoenix, AZ
National Provider Identifier
1669497657
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anatomic Pathology & Clinical Pathology Physician
- License
- 35236
- Practice address
- 4610 South 44TH Place
Phoenix, AZ 85040-4010 - Phone
- (602) 464-7500
- NPI assigned
- Jul 12, 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 | 35236 | CT | Primary |
Addresses
Primary practice location
4610 South 44TH Place
Phoenix, AZ 85040-4010
Mailing address
6655 North Macarthur Blvd.
3Rd Floor
Irving, TX 75039-2443
Phone (602) 464-7500
Other identifiers 10
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 061344026 | Other | CT | OXFORD HEALTH# |
| 061344026 | Other | CT | CIGNA# |
| 500HBL160CT01 | Other | CT | BLUE CARE FAMILY PLAN |
| 061344026 | Other | CT | UNITED HEALTHCARE# |
| 061344026 | Other | CT | AETNA/US HESALTHCARE# |
| 500HBL160CT01 | Other | CT | BC/BS# |
| 744026 | Other | CT | CONNECTICARE# |
| C009155 | Other | CT | CHAMPUS/TRICARE# |
| 032344 | Other | CT | HEALTHNET# |
| 001352369 | Medicaid | CT |
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 |
|---|---|---|---|
| 35236 | CT | MD | Anatomic Pathology & Clinical Pathology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1152662400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1789257600000",
"number": "1669497657",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "6655 NORTH MACARTHUR BLVD.",
"address_2": "3RD FLOOR",
"city": "IRVING",
"state": "TX",
"postal_code": "750392443",
"telephone_number": "602-464-7500"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4610 SOUTH 44TH PLACE",
"city": "PHOENIX",
"state": "AZ",
"postal_code": "850404010",
"telephone_number": "602-464-7500"
}
],
"practiceLocations": [],
"basic": {
"last_name": "JOHNSTON",
"first_name": "CURTIS",
"middle_name": "A",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-07-12",
"last_updated": "2026-09-13",
"status": "A"
},
"taxonomies": [
{
"code": "207ZP0102X",
"taxonomy_group": "",
"desc": "Pathology, Anatomic Pathology & Clinical Pathology",
"state": "CT",
"license": "35236",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "OXFORD HEALTH#",
"identifier": "061344026",
"state": "CT"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "CIGNA#",
"identifier": "061344026",
"state": "CT"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "BLUE CARE FAMILY PLAN",
"identifier": "500HBL160CT01",
"state": "CT"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "UNITED HEALTHCARE#",
"identifier": "061344026",
"state": "CT"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "AETNA/US HESALTHCARE#",
"identifier": "061344026",
"state": "CT"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "BC/BS#",
"identifier": "500HBL160CT01",
"state": "CT"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "CONNECTICARE#",
"identifier": "744026",
"state": "CT"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "CHAMPUS/TRICARE#",
"identifier": "C009155",
"state": "CT"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "HEALTHNET#",
"identifier": "032344",
"state": "CT"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "001352369",
"state": "CT"
}
],
"endpoints": [],
"other_names": []
}Other providers in Phoenix, AZ
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 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.