Shannon O'Brien, D.O.
NPI 1821477290 · Obstetrics & Gynecology Physician · Louisville, KY
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shannon O'Brien, D.O. is a Obstetrics & Gynecology Physician provider in Louisville, KY (NPI 1821477290).
Provider details
- NPI number
- 1821477290
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- 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 tenure33% of score
11 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$140 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-05-19
- Last updated
- 2024-09-04
- Certified
- 2024-09-04
Frequently asked questions
- What is Shannon O'Brien's NPI number?
- Shannon O'Brien's National Provider Identifier (NPI) is 1821477290, 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 Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Shannon O'Brien located?
- Shannon O'Brien's practice location on file with NPPES is 601 S Floyd St Ste 300, Louisville, KY 40202-1837.
- What is Shannon O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Shannon O'Brien is (502) 629-1515.
- 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 (1821477290) is active in the NPPES registry as of the last update on 2024-09-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.