Lisa A. O'Brien, PA
Physician Assistant · Oak Creek, WI
Lisa A. O'Brien, PA is a physician assistant with a practice address in Oak Creek, Wisconsin, and NPI 1780637538, issued on May 19, 2006. Check the license (Wisconsin 1924, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Lisa A. O'Brien
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 1924 WI
Self-reported in NPPES; status is on the state search - Practice location
- 200 E Ryan RD, Oak Creek, WI 53154
- Phone
- (414) 570-3590
- Enumerated
- May 19, 2006
- Record last updated
- Jul 21, 2022
- Medicaid ID
- 42876500 WI
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,475 in Wisconsin → Look up another NPI →
Also registered at 200 E Ryan RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Lisa A. O'Brien in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 1924Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $191.83
4 payments; by number, the most common kind was food and beverage; the largest payer was Spr Therapeutics, Inc. The 64,719 providers of this specialty with any payment received $841.65 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.
Lisa A. O'Brien among 3,475 physician assistant records in Wisconsin
Lisa A. O'Brien, PA is one of 3,475 physician assistant records with a practice address in Wisconsin. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 76% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 72% of these records are
- Record last updated2022 · 38% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
19 physician assistant records list a practice address in Oak Creek
They are 19 of the 541 NPPES records with a practice address in Oak Creek, and 3,475 physician assistant records in Wisconsin.
All 3,475 in Wisconsin → Every provider in Oak Creek → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Jessica Bahr, PA-COak Creek, WI 531541063767226
- Colleen Erdmann, PA-CMilwaukee, WI 531541790719680
- Saul Hernandez, Jr., PA-COak Creek, WI 531541538536800
- Kelsey Hopping, PA-COak Creek, WI 531541033595244
- Brian Jan, PA-COak Creek, WI 531541437183902
- Kelsey Kujellis, PAOak Creek, WI 531541003382920
- Joanna Lang, PAOak Creek, WI 531541245526334
- Kristin Lavenhagen, PA-COak Creek, WI 531541154635860
Common questions
What is Lisa A. O'Brien, PA's NPI number?
Lisa A. O'Brien, PA's National Provider Identifier (NPI) is 1780637538, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lisa A. O'Brien, PA located?
The NPPES record lists a practice address at 200 E Ryan RD, Oak Creek, WI, 53154. Phone: (414) 570-3590. Providers update this record themselves, so call before visiting.
How can I verify Lisa A. O'Brien, PA's license?
NPPES lists Wisconsin license number 1924, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
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.