Samuel Armstrong, D.O.
NPI 1902291321 · Diagnostic Radiology Physician · Dothan, AL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samuel Armstrong, D.O. is a Diagnostic Radiology Physician provider in Dothan, AL (NPI 1902291321).
Provider details
- NPI number
- 1902291321
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- 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 tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
4,335 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) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 1,072 | $8 |
| Ct Scan Head Or Brain Without Contrast70450 | 381 | $37 |
| X-Ray of Chest, 2 Views71046 | 301 | $10 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 267 | $81 |
| Ct Scan of Chest With Contrast71260 | 168 | $50 |
| Mri Scan of Brain Without Contrast70551 | 112 | $66 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-04-02
- Last updated
- 2021-06-21
- Certified
- 2021-06-21
Frequently asked questions
- What is Samuel Armstrong's NPI number?
- Samuel Armstrong's National Provider Identifier (NPI) is 1902291321, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samuel Armstrong's specialty?
- Samuel Armstrong is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Samuel Armstrong located?
- Samuel Armstrong's practice location on file with NPPES is 1108 Ross Clark Cir, Dothan, AL 36301-3022.
- What is Samuel Armstrong's phone number?
- The practice phone number listed in the NPPES registry for Samuel Armstrong is (334) 793-8804.
- Does Samuel Armstrong accept Medicare?
- Samuel Armstrong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samuel Armstrong's NPI active?
- Yes — Samuel Armstrong's NPI (1902291321) is active in the NPPES registry as of the last update on 2021-06-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.