Active NPI
Max A Cayo, MD, PHD
- Surgery Physician
- Dallas, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Surgery Physician
- License
- DR.0069100
- Practice address
- 3500 Gaston Ave
Dallas, TX 75246-2017 - Phone
- (214) 820-2361
- NPI assigned
- Jun 6, 2018
- 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 |
|---|---|---|---|---|
| Surgery Physician | 208600000X | DR.0069100 | CO | Primary |
Addresses
Primary practice location
3500 Gaston Ave
Dallas, TX 75246-2017
Mailing address
4773 N Oakland Ave
Milwaukee, WI 53211-1234
Phone (414) 793-7040
Other practice location 1
750 Hospital Loop
Craig, CO 81625-8750
Phone (970) 824-9411
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CO
- 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
- General Surgery
- Education
- Medical College of Wisconsin, 2018
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
750 Hospital Loop
Craig, CO 81625-8750
Phone (970) 824-9411
Hospital & facility affiliations
- Memorial Hospital, the
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine, Doctor of Philosophy
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| The Memorial Hospital | Current | Accepting new patients | |
| The Memorial Hospital | Current | Accepting new patients |
Locations
750 Hospital Loop
Craig, CO 81625
Phone (970) 824-9411
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.
-
- Critical Access Hospital
- Craig, CO
- NPI 1063418424
-
- Land Ambulance
- Craig, CO
- NPI 1669288809
Hospital & facility affiliations 2
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Critical Access Hospital
- Craig, CO
- NPI 1063418424
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1528243200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784592000000",
"number": "1083106975",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4773 N OAKLAND AVE",
"city": "MILWAUKEE",
"state": "WI",
"postal_code": "532111234",
"telephone_number": "414-793-7040"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3500 GASTON AVE",
"city": "DALLAS",
"state": "TX",
"postal_code": "752462017",
"telephone_number": "214-820-2361"
}
],
"practiceLocations": [
{
"address_1": "750 Hospital Loop",
"address_purpose": "LOCATION",
"city": "Craig",
"state": "CO",
"postal_code": "816258750",
"country_code": "US",
"telephone_number": "970-824-9411",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "CAYO",
"first_name": "MAX",
"middle_name": "A",
"credential": "MD, PHD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2018-06-06",
"last_updated": "2026-07-21",
"certification_date": "2026-07-21",
"status": "A"
},
"taxonomies": [
{
"code": "208600000X",
"taxonomy_group": "",
"desc": "Surgery",
"state": "CO",
"license": "DR.0069100",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Dallas, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 21, 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.
- 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.