Shannon O'Brien
NPI 1013335074 · Anatomic Pathology & Clinical Pathology Physician · Decatur, GA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shannon O'Brien is a Anatomic Pathology & Clinical Pathology Physician provider in Decatur, GA (NPI 1013335074).
Provider details
- NPI number
- 1013335074
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 80915 (GA)
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
12 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
1,113 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 | 334 | $35 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 267 | $26 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 86 | $33 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 74 | $77 |
| Microscopic Genetic Analysis of Tumor, Using Computer-Assisted Technology88361 | 68 | $41 |
| Special Stained Specimen Slides to Identify Organisms Including Interpretation and Report88312 | 59 | $25 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-04-06
- Last updated
- 2019-08-15
Frequently asked questions
- What is Shannon O'Brien's NPI number?
- Shannon O'Brien's National Provider Identifier (NPI) is 1013335074, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shannon O'Brien's specialty?
- Shannon O'Brien is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Shannon O'Brien located?
- Shannon O'Brien's practice location on file with NPPES is 2701 N Decatur Rd, Decatur, GA 30033-5918.
- What is Shannon O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Shannon O'Brien is (404) 501-1000.
- Does Shannon O'Brien accept Medicare?
- Shannon O'Brien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shannon O'Brien's NPI active?
- Yes — Shannon O'Brien's NPI (1013335074) is active in the NPPES registry as of the last update on 2019-08-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.