Orrin Dayton, M.D.
NPI 1457611873 · Diagnostic Radiology Physician · Gainesville, FL
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Orrin Dayton, M.D. is a Diagnostic Radiology Physician provider in Gainesville, FL (NPI 1457611873).
Provider details
- NPI number
- 1457611873
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 144223 (FL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 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
2,603 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 | 751 | $38 |
| Ct Scan of Upper Spine Without Contrast72125 | 311 | $45 |
| Ct Scan of Blood Vessels of Neck With Contrast70498 | 211 | $76 |
| Ct Scan of Blood Vessels of Head With Contrast70496 | 198 | $79 |
| Mri Scan of Brain Before and After Contrast70553 | 190 | $104 |
| X-Ray of Lower and Sacral Spine, 2-3 Views72100 | 102 | $10 |
| Mri Scan of Brain Without Contrast |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-05-18
- Last updated
- 2021-07-02
- Certified
- 2021-07-02
Frequently asked questions
- What is Orrin Dayton's NPI number?
- Orrin Dayton's National Provider Identifier (NPI) is 1457611873, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Orrin Dayton's specialty?
- Orrin Dayton is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Orrin Dayton located?
- Orrin Dayton's practice location on file with NPPES is 1600 Sw Archer Rd, Gainesville, FL 32610-3003.
- What is Orrin Dayton's phone number?
- The practice phone number listed in the NPPES registry for Orrin Dayton is (352) 273-9000.
- Does Orrin Dayton accept Medicare?
- Orrin Dayton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Orrin Dayton's NPI active?
- Yes — Orrin Dayton's NPI (1457611873) is active in the NPPES registry as of the last update on 2021-07-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.