Active NPI
Quinlan Carlson, MD
- Cytopathology Physician
- Stanford, CA
National Provider Identifier
1740925312
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Cytopathology Physician
- License
- A206199
- Practice address
- 300 Pasteur Dr
Stanford, CA 94305-2200 - Phone
- (650) 723-4000
- NPI assigned
- Apr 28, 2022
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anatomic Pathology & Clinical Pathology Physician | 207ZP0102X | R79295 | AZ | |
| Anatomic Pathology & Clinical Pathology Physician | 207ZP0102X | 207ZP0102X | AZ | |
| Cytopathology Physician | 207ZC0500X | A206199 | CA | Primary |
Addresses
Primary practice location
300 Pasteur Dr
Stanford, CA 94305-2200
Mailing address
PO Box 245043
Tucson, AZ 85724-5043
Phone (520) 626-6830
Other practice location 1
1501 N Campbell Ave
Tucson, AZ 85724-0001
Phone (520) 626-6830
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: No
- Medical equipment: Yes
- Home health: No
- Power mobility devices: Yes
- Hospice: No
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A206199 | CA | MD | Cytopathology Physician |
| 207ZP0102X | AZ | MD | Anatomic Pathology & Clinical Pathology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1651104000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1777507200000",
"number": "1740925312",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 245043",
"city": "TUCSON",
"state": "AZ",
"postal_code": "857245043",
"telephone_number": "520-626-6830"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "300 PASTEUR DR",
"city": "STANFORD",
"state": "CA",
"postal_code": "943052200",
"telephone_number": "650-723-4000"
}
],
"practiceLocations": [
{
"address_1": "1501 N Campbell Ave",
"address_purpose": "LOCATION",
"city": "Tucson",
"state": "AZ",
"postal_code": "857240001",
"country_code": "US",
"telephone_number": "520-626-6830",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "CARLSON",
"first_name": "QUINLAN",
"credential": "MD",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2022-04-28",
"last_updated": "2026-04-30",
"certification_date": "2026-04-30",
"status": "A"
},
"taxonomies": [
{
"code": "207ZP0102X",
"taxonomy_group": "",
"desc": "Pathology, Anatomic Pathology & Clinical Pathology",
"state": "AZ",
"license": "R79295",
"primary": false
},
{
"code": "207ZP0102X",
"taxonomy_group": "",
"desc": "Pathology, Anatomic Pathology & Clinical Pathology",
"state": "AZ",
"license": "207ZP0102X",
"primary": false
},
{
"code": "207ZC0500X",
"taxonomy_group": "",
"desc": "Pathology, Cytopathology",
"state": "CA",
"license": "A206199",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Stanford, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 30, 2026; 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.