Active NPI
Christopher Ryan Miller, M.D.
- Diagnostic Radiology Physician
- Scottsdale, AZ
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Diagnostic Radiology Physician
- License
- 55839
- Practice address
- 13400 E Shea Blvd
Scottsdale, AZ 85259 - Phone
- (480) 301-8000
- NPI assigned
- May 15, 2013
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | R73778 | AZ | |
| Diagnostic Radiology Physician | 2085R0202X | 55839 | AZ | Primary |
Addresses
Primary practice location
13400 E Shea Blvd
Scottsdale, AZ 85259
Mailing address
13400 E Shea Blvd
Scottsdale, AZ 85259-5452
Phone (480) 301-8000
Other practice location 1
925 Gessner Rd Ste 600
Houston, TX 77024-2645
Phone (713) 827-9525
Other practice location 2
10405 Katy Fwy Ste 150E
Houston, TX 77024-1165
Phone (713) 722-9660
Other practice location 3
2130 W Holcombe Blvd Ste 1000
Houston, TX 77030-3308
Phone (713) 600-0900
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in AZ, TX
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Diagnostic Radiology
- Education
- Other, 2013
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
12840 Hillcrest Plaza Dr
Suite E100
Dallas, TX 75230-6569
Phone (214) 341-8770
1625 N Campbell Ave
Tucson, AZ 85719-4330
Phone (520) 694-0111
5850 W Indian Shadow Dr
Tucson, AZ 85742-8890
Phone (309) 740-4272
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 55839 | AZ | MD | Diagnostic Radiology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Banner-University Medical Group | Family Medicine | Current | Accepting new patients |
| Banner-University Medical Group | Current | Accepting new patients | |
| Sonoran Radiology LTD | Diagnostic Radiology | Past | Accepting new patients |
Locations
1111 E McDowell Rd
Phoenix, AZ 85006
Phone (602) 239-2000
2800 E Ajo Way
Tucson, AZ 85713
Phone (520) 294-4471
535 N Wilmot Rd
Ste 101
Tucson, AZ 85711
Phone (520) 694-9988
3838 N Campbell Ave
Bldg 2
Tucson, AZ 85719
4291 N Campbell Ave
Tucson, AZ 85719
Phone (520) 425-8900
3838 N Campbell Ave
Tucson, AZ 85719
Phone (520) 694-2873
265 W Ina Rd
Tucson, AZ 85704
Phone (520) 694-8000
1625 N Campbell Ave
Tucson, AZ 85719
Organizations & group practices 6
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.
-
- Multi-Specialty Clinic/Center
- Phoenix, AZ
- NPI 1508809427
Family Medicine
-
- Diagnostic Radiology Physician
- Peoria, IL
- NPI 1538192828
AZ
-
- Diagnostic Radiology Physician
- Houston, TX
- NPI 1912989120
-
- Durable Medical Equipment & Medical Supplies
- Tucson, AZ
- NPI 1922820935
-
- Vascular & Interventional Radiology Physician
- Mesa, AZ
- NPI 1033745708
Diagnostic Radiology
Hospital & facility affiliations 9
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Tucson, AZ
- NPI 1558759498
-
- Nutrition Education Nutritionist
- Tucson, AZ
- NPI 1922660182
Hospital
-
- General Acute Care Hospital
- Tucson, AZ
- NPI 1265820179
-
- Nutrition Education Nutritionist
- Tucson, AZ
- NPI 1861102881
Hospital
-
- General Acute Care Hospital
- Peru, IL
- NPI 1588713440
-
- Children's Hospital
- Chicago, IL
- NPI 1801908728
-
- General Acute Care Hospital
- Chicago, IL
- NPI 1932213600
-
- Rehabilitation Hospital Unit
- New Lenox, IL
- NPI 1003933797
-
- General Acute Care Hospital
- New Lenox, IL
- NPI 1568553519
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1368576000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784764800000",
"number": "1407292527",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "13400 E SHEA BLVD",
"city": "SCOTTSDALE",
"state": "AZ",
"postal_code": "852595452",
"telephone_number": "480-301-8000"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "13400 E SHEA BLVD",
"city": "SCOTTSDALE",
"state": "AZ",
"postal_code": "85259",
"telephone_number": "480-301-8000"
}
],
"practiceLocations": [
{
"address_1": "925 Gessner Rd Ste 600",
"address_purpose": "LOCATION",
"city": "Houston",
"state": "TX",
"postal_code": "770242645",
"country_code": "US",
"telephone_number": "713-827-9525",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "10405 Katy Fwy Ste 150E",
"address_purpose": "LOCATION",
"city": "Houston",
"state": "TX",
"postal_code": "770241165",
"country_code": "US",
"telephone_number": "713-722-9660",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "2130 W Holcombe Blvd Ste 1000",
"address_purpose": "LOCATION",
"city": "Houston",
"state": "TX",
"postal_code": "770303308",
"country_code": "US",
"telephone_number": "713-600-0900",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MILLER",
"first_name": "CHRISTOPHER",
"middle_name": "RYAN",
"name_prefix": "Dr.",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2013-05-15",
"last_updated": "2026-07-23",
"certification_date": "2026-07-23",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "AZ",
"license": "R73778",
"primary": false
},
{
"code": "2085R0202X",
"taxonomy_group": "",
"desc": "Radiology, Diagnostic Radiology",
"state": "AZ",
"license": "55839",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Scottsdale, AZ
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 23, 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.