Clark Sitton, M.D.
NPI 1982647988 · Diagnostic Radiology Physician · Houston, TX
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clark Sitton, M.D. is a Diagnostic Radiology Physician provider in Houston, TX (NPI 1982647988).
Provider details
- NPI number
- 1982647988
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- J7850 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
926 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Ct Scan Head Or Brain Without Contrast70450 | 369 | $38 |
| Ct Scan of Blood Vessels of Neck With Contrast70498 | 114 | $79 |
| Ct Scan of Blood Vessels of Head With Contrast70496 | 101 | $81 |
| Mri Scan of Brain Before and After Contrast70553 | 59 | $109 |
| Mri Scan of Brain Without Contrast70551 | 55 | $68 |
| Mri Scan of Lower Spinal Canal Without Contrast72148 | 51 | $70 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-14
- Last updated
- 2008-02-12
Frequently asked questions
- What is Clark Sitton's NPI number?
- Clark Sitton's National Provider Identifier (NPI) is 1982647988, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clark Sitton's specialty?
- Clark Sitton is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Clark Sitton located?
- Clark Sitton's practice location on file with NPPES is 6411 Fannin St, Houston, TX 77030-1501.
- What is Clark Sitton's phone number?
- The practice phone number listed in the NPPES registry for Clark Sitton is (713) 500-7700.
- Does Clark Sitton accept Medicare?
- Clark Sitton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clark Sitton's NPI active?
- Yes — Clark Sitton's NPI (1982647988) is active in the NPPES registry as of the last update on 2008-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.