Callan Mason, M.D.
NPI 1427315597 · Diagnostic Radiology Physician · Oklahoma City, OK
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Callan Mason, M.D. is a Diagnostic Radiology Physician provider in Oklahoma City, OK (NPI 1427315597).
Provider details
- NPI number
- 1427315597
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
5,445 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Screening Mammography77067 | 1,802 | $33 |
| Screening 3d Breast Mammography77063 | 1,737 | $26 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 | 771 | $9 |
| Diagnostic Digital Breast Tomosynthesis, Unilateral Or Bilateral (list Separately in Addition to 77065 Or 77066)G0279 | 246 | $26 |
| Limited Ultrasound Scan of 1 Breast76642 | 220 | $33 |
| Diagnostic Mammography of 1 Breast77065 | 193 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 3500 Gaston AveDallas, TX 75246-2017Phone: (214) 820-2361
Registry dates
- Enumerated
- 2012-04-13
- Last updated
- 2022-02-01
- Certified
- 2022-02-01
Frequently asked questions
- What is Callan Mason's NPI number?
- Callan Mason's National Provider Identifier (NPI) is 1427315597, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Callan Mason's specialty?
- Callan Mason is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Callan Mason located?
- Callan Mason's practice location on file with NPPES is 4401 S Western Ave, Oklahoma City, OK 73109.
- What is Callan Mason's phone number?
- The practice phone number listed in the NPPES registry for Callan Mason is (405) 632-2327.
- Does Callan Mason accept Medicare?
- Callan Mason is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Callan Mason's NPI active?
- Yes — Callan Mason's NPI (1427315597) is active in the NPPES registry as of the last update on 2022-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.