Doctor profile · Federal record
Dr. R Christopher Dillon, M.D.
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Tucson, AZ
- NPI 1295913473
- Accepts Medicare
- MIPS 89.3 / 100 · 2023
- 20 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2191 W Orange Grove RD
Tucson, AZ 857413118
(520) 547-3940 - Additional location
-
5515 E 5Th St
Tucson, AZ 857112415
(520) 298-1138 - Mailing address
-
4427 E Saranac Dr Ste 204
Tucson, AZ 857186741
Credentials & registration
- NPI registered
- February 2008 — 18 yrs on file
- Profile last updated
- November 11, 2025
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- Arizona #42411
- Medicaid
- AZ #616680
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1295913473. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
6,523
Distinct HCPCS
10
Medicare allowed
$220,509
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
77067 |
Screening mammography | 2,571 | 2,571 | $35 | |
77063 |
Screening 3d breast mammography | 2,563 | 2,563 | $28 | |
77080 |
Dxa bone density measurement of hip, pelvis, spine | 397 | 397 | $9 | |
76641 |
Complete ultrasound scan of 1 breast | 228 | 214 | $38 | |
77066 |
Diagnostic mammography of both breasts | 219 | 219 | $46 | |
77065 |
Diagnostic mammography of 1 breast | 211 | 201 | $38 | |
G0279 |
Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) | 93 | 92 | $28 | |
77049 |
Mri scan of both breasts | 78 | 77 | $106 | |
19285 |
Placement of locating device in breast using ultrasound guidance, first growth | 57 | 53 | $80 | |
19083 |
Biopsy of breast and placement of locating device using ultrasound, first growth | 55 | 51 | $149 |
In context: peer comparison
Among 67 peers in this city , average services per provider: 458. This provider delivers 14× the peer median.Frequently asked questions
What is Dr. R Christopher Dillon's medical specialty?
Dr. R Christopher Dillon practices Diagnostic Radiology Physician in Tucson, AZ.
Where does Dr. R Christopher Dillon practice?
Dr. R Christopher Dillon practices at 2191 W Orange Grove RD, Tucson, AZ 857413118. Office phone: 5205473940.
What is Dr. R Christopher Dillon's NPI?
Dr. R Christopher Dillon's National Provider Identifier (NPI) is 1295913473, issued by NPPES.
Does Dr. R Christopher Dillon accept Medicare assignment?
Yes. Dr. R Christopher Dillon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. R Christopher Dillon commonly perform?
Top Medicare-reported procedures in 2023: Screening mammography (HCPCS 77067); Screening 3d breast mammography (HCPCS 77063); Dxa bone density measurement of hip, pelvis, spine (HCPCS 77080). Source: CMS Medicare Physician & Other Practitioners file.