Wittaya Sattasiri, MD
NPI 1821198029 · Radiation Oncology Physician · Columbia, TN
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wittaya Sattasiri, MD is a Radiation Oncology Physician provider in Columbia, TN (NPI 1821198029).
Provider details
- NPI number
- 1821198029
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD0000037469 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
4,783 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) |
|---|---|---|
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 1,653 | $38 |
| Calculation of Radiation Therapy Dose77300 | 627 | $28 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 430 | $123 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 417 | $163 |
| Stereoscopic X-Ray Guidance for Localization of Target Volume for the Delivery of Radiation TherapyG6002 | 408 | $18 |
| Design and Construction of Complex Radiation Treatment Device77334 | 369 | $52 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 47 | 38 |
| Levofloxacin | 46 | 44 |
| Hydrocortisone | 38 | 31 |
| Lorazepam | 36 | 34 |
| Prednisone | 30 | 29 |
| Fluconazole | 28 | 20 |
| Dexamethasone | 20 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$88 across 4 records (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)
- 1224 Trotwood AveColumbia, TN 38401Phone: (931) 380-4057Fax: (931) 540-4224
Registry dates
- Enumerated
- 2006-09-25
- Last updated
- 2023-01-04
- Certified
- 2023-01-04
Frequently asked questions
- What is Wittaya Sattasiri's NPI number?
- Wittaya Sattasiri's National Provider Identifier (NPI) is 1821198029, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wittaya Sattasiri's specialty?
- Wittaya Sattasiri is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Wittaya Sattasiri located?
- Wittaya Sattasiri's practice location on file with NPPES is 808 S James M Campbell Blvd, Columbia, TN 38401-4338.
- What is Wittaya Sattasiri's phone number?
- The practice phone number listed in the NPPES registry for Wittaya Sattasiri is (407) 788-1906.
- Does Wittaya Sattasiri accept Medicare?
- Wittaya Sattasiri is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wittaya Sattasiri's NPI active?
- Yes — Wittaya Sattasiri's NPI (1821198029) is active in the NPPES registry as of the last update on 2023-01-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.