SAMUEL KANG-NIEN DAWN (MD) – Diagnostic Radiology Physician, NPI 1295797322
Diagnostic Radiology Physician
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Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,168 DIAGNOSTIC RADIOLOGY in FL
Provider Addresses for SAMUEL KANG-NIEN DAWN (MD)
4250 Hospital Dr
Marianna, FL 324461917
Phone: (850) 526-2200
Fax: (850) 718-2844
Type: Location
1602 AVENUE Q
LUBBOCK, TX 794014732
Phone: (650) 766-0887
Fax: (650) 249-5055
Type: Mailing
2500 GRANT RD
MOUNTAIN VIEW, CA 940404302
Phone: (650) 940-7044
Type: Mailing
Santa Clara Valley Medical Center, 751, South Bascom Avenue, Buena Vista, San Jose, Santa Clara County, California, 95128, United States
SAN JOSE, CA 951282604
Phone: (408) 885-5000
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2025-11-26
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 8 Medicare enrollment records; no due dates published yet.
Enrollment records
8
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20050131000384 | I | Diagnostic Radiology | CA | TBD |
| I20240401000492 | I | Diagnostic Radiology | TX | TBD |
| I20240522001626 | I | Diagnostic Radiology | AZ | TBD |
| I20241127001309 | I | Diagnostic Radiology | NC | TBD |
| I20250321003492 | I | Diagnostic Radiology | FL | TBD |
| I20250808003191 | I | Diagnostic Radiology | AL | TBD |
| I20251020000605 | I | Interventional Radiology | NM | TBD |
| I20251126000547 | I | Diagnostic Radiology | ND | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 71045 | X-ray of chest, 1 view | 235 | 216 | $0 |
| 71275 | Ct scan of blood vessels of chest with contrast | 58 | 58 | $0 |
| 74177 | Ct scan of abdomen and pelvis with contrast | 50 | 50 | $0 |
| 71046 | X-ray of chest, 2 views | 45 | 42 | $0 |
| 74018 | X-ray of abdomen, 1 view | 44 | 37 | $0 |
Insurance plans in this area (ZIP 32446)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | CA | 71250 | CT scan chest | 203 | 191 |
| DIAGNOSTIC RADIOLOGY | CA | 73110 | X-ray of wrist, minimum of 3 views | 41 | 37 |
| DIAGNOSTIC RADIOLOGY | CA | 73140 | X-ray of fingers, minimum of 2 views | 23 | 21 |
| DIAGNOSTIC RADIOLOGY | CA | 73562 | X-ray of knee, 3 views | 72 | 64 |
| DIAGNOSTIC RADIOLOGY | CA | 78815 | Nuclear medicine study with CT imaging skull base to mid-thigh | 128 | 109 |
| DIAGNOSTIC RADIOLOGY | CA | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 76 | 74 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine, Family Practice | AL | |
| Diagnostic Radiology | FL | |
| Internal Medicine | AL | |
| Diagnostic Radiology | ND | |
| Family Practice | AL | |
| Nurse Practitioner | AL | |
| Diagnostic Radiology | FL | |
| General Practice, Emergency Medicine | TX | |
| Diagnostic Radiology | TN | |
| Diagnostic Radiology | FL |
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