Colby Fernelius, M.D.
NPI 1851561831 · Anatomic Pathology & Clinical Pathology Physician · Ogden, UT
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Colby Fernelius, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Ogden, UT (NPI 1851561831).
Provider details
- NPI number
- 1851561831
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 12301074-1205 (UT)
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
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,652 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 745 | $35 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 175 | $11 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 117 | $26 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 111 | $66 |
| Screening Cytopathology, Cervical Or Vaginal (any Reporting System), Collected in Preservative Fluid, Automated Thin Layer Preparation, Requiring Interpretation By PhysicianG0124 | 83 | $22 |
| Screening Cytopathology, Cervical Or Vaginal (any Reporting System), Collected in Preservative Fluid, Automated Thin Layer Preparation, With Screening By Automated System and Manual Rescreening Under Physician Supervision |
Practice location
Mailing address
Additional practice locations (1)
- 1650 Cochrane CirFort Carson, CO 80913-4613Phone: (801) 479-2390
Registry dates
- Enumerated
- 2008-03-06
- Last updated
- 2023-11-13
- Certified
- 2023-11-13
Frequently asked questions
- What is Colby Fernelius's NPI number?
- Colby Fernelius's National Provider Identifier (NPI) is 1851561831, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colby Fernelius's specialty?
- Colby Fernelius is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Colby Fernelius located?
- Colby Fernelius's practice location on file with NPPES is 5475 S 500 E, Ogden, UT 84405-6905.
- What is Colby Fernelius's phone number?
- The practice phone number listed in the NPPES registry for Colby Fernelius is (801) 479-2390.
- Does Colby Fernelius accept Medicare?
- Colby Fernelius is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Colby Fernelius's NPI active?
- Yes — Colby Fernelius's NPI (1851561831) is active in the NPPES registry as of the last update on 2023-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.