Shannon O'Brien, D.O.
Obstetrics & Gynecology Physician · Louisville, KY
Shannon O'Brien, D.O. is an obstetrics & gynecology physician with a practice address in Louisville, Kentucky, and NPI 1821477290, issued on May 19, 2015. Check the license (Kentucky TP304, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Shannon O'Brien
- Credential
- D.O.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- TP304 KY
Self-reported in NPPES; status is on the state search - Practice location
- 601 S Floyd St Ste 300, Louisville, KY 40202
- Phone
- (502) 629-1515
- Enumerated
- May 19, 2015
- Record last updated
- Sep 4, 2024
- Fax
- (502) 629-1545
- Medicaid ID
- 7100572780 KY
- Medicare enrollment
- Enrolled (PECOS I20200819002627); accepts Medicare assignment
- Medical or professional school
- Nova Southeastern College Of Osteo Medicine, 2015
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 528 in Kentucky → Look up another NPI →
Also registered at 601 S Floyd St Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kenneth Payne, M.D.Obstetrics & Gynecology Physician1518079649
- Micki Pocker, APRNWomen's Health Nurse Practitioner1760631410
- Sarah Radtke, MDObstetrics & Gynecology Physician1447613211
- Kelcie Rodriguez Peterson, M.D.Obstetrics & Gynecology Physician1275976243
- Christopher Vanorsdoll, D.O.Obstetrics & Gynecology Physician1912200163
Verify Shannon O'Brien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersKentucky Board of Medical Licensure
Search for license TP304Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
24 Medicare Part D claims for 13 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $140.33
6 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Community Medical Associates IncLouisville, KY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Shannon O'Brien among 528 obstetrics & gynecology physician records in Kentucky
Shannon O'Brien, D.O. is one of 528 obstetrics & gynecology physician records with a practice address in Kentucky. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 83% of them.
- NPI issued2015 · 83% of these records are older, 15% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2015 · median 2004 among the 355 with a school on file
- Record last updated2024 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Kentucky
There are 528 obstetrics & gynecology physician records in Kentucky.
All 528 in Kentucky → Every provider in Louisville → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Kris Barnsfather, M.D.Louisville, KY 402021407951940
- Alexandra Blinchevsky, MDLouisville, KY 402021720043896
- Jean Bramer, M.D.Louisville, KY 402021598706020
- Rita Fleming, MDLouisville, KY 402021215953088
- Sean Francis, MDLouisville, KY 402021821108200
- Steveq Kang, M.D.Louisville, KY 402021790734200
- Resad Pasic, M.D.Louisville, KY 402021528087780
- Kenneth Payne, M.D.Louisville, KY 402021518079649
Common questions
What is Shannon O'Brien, D.O.'s NPI number?
Shannon O'Brien, D.O.'s National Provider Identifier (NPI) is 1821477290, issued on May 19, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Shannon O'Brien, D.O. located?
The NPPES record lists a practice address at 601 S Floyd St Ste 300, Louisville, KY, 40202. Phone: (502) 629-1515. Providers update this record themselves, so call before visiting.
How can I verify Shannon O'Brien, D.O.'s license?
NPPES lists Kentucky license number TP304, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Shannon O'Brien, D.O. prescribe under Medicare Part D?
In 2024, Shannon O'Brien, D.O. had 24 Medicare Part D claims for 13 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
What is Shannon O'Brien, D.O.'s MIPS final score?
The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.