Lori Ann Orso
Family Nurse Practitioner · Ellisville, MO
Lori Ann Orso is a family nurse practitioner with a practice address in Ellisville, Missouri, and NPI 1952084873, issued on Aug 8, 2023. Check the license (Missouri 2023022287, as entered in NPPES) with the Missouri board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Lori Ann Orso
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 2023022287 MO
Self-reported in NPPES; status is on the state search - Practice location
- 233 Clarkson RD, Ellisville, MO 63011
- Phone
- (636) 256-8644
- Enumerated
- Aug 8, 2023
- Record last updated
- Oct 30, 2025
- Medicaid ID
- 420133789 MO
- Medicare enrollment
- Enrolled (PECOS I20240229003148); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 5,226 in Missouri → Look up another NPI →
Also registered at 233 Clarkson RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sherry Clawson, FNP-CFamily Nurse Practitioner1538575063
- Jessee Crane, M.D.Family Medicine Physician1417974080
- Dawn Forbes, FNPFamily Nurse Practitioner1457637811
- Audrey Heath, FNP-CFamily Nurse Practitioner1104338268
- Tammy Martin, M.D.Emergency Medicine Physician1245250331
- Joan McCourt, ANPAdult Health Nurse Practitioner1740626563
Verify Lori Ann Orso in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Missouri board licenses this profession
Search for license 2023022287Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
35% fewer Medicare Part D claims than the average family nurse practitioner in 2024
845 Medicare Part D claims for 545 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Doxycycline Hyclate137 claims
- Amoxicillin-Clavulanate Potass88 claims
- Cefdinir72 claims
- Prednisone70 claims
- Azithromycin58 claims
- Naproxen43 claims
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.
Bills Medicare through one group practice
- Emergency Physicians OF St Lukes LLCEllisville, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lori Ann Orso among 5,226 family nurse practitioner records in Missouri
Lori Ann Orso is one of 5,226 family nurse practitioner records with a practice address in Missouri. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 84% of them.
- NPI issued2023 · 84% of these records are older, 12% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2021 · median 2018 among the 3,339 with a school on file
- Record last updated2025 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 family nurse practitioner records list a practice address in Ellisville
They are 12 of the 288 NPPES records with a practice address in Ellisville, and 5,226 family nurse practitioner records in Missouri.
All 5,226 in Missouri → Every provider in Ellisville → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Richard Baker, DNP, NP-CEllisville, MO 630111285621847
- Christina Blaesing, MSN, APRN, FNP-CBallwin, MO 630111316135486
- Sherry Clawson, FNP-CEllisville, MO 630111538575063
- Mary Cook, NP-CManchester, MO 630111255361408
- Dawn Forbes, FNPEllisville, MO 630111457637811
- Laurie Heaps, APRN, BC, FNPBallwin, MO 630111922295633
- Mary Klepzig, FNPBallwin, MO 630111922441765
- Lindsey McCarthy, FNPBallwin, MO 630111730515834
Common questions
What is Lori Ann Orso's NPI number?
Lori Ann Orso's National Provider Identifier (NPI) is 1952084873, issued on Aug 8, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Lori Ann Orso located?
The NPPES record lists a practice address at 233 Clarkson RD, Ellisville, MO, 63011. Phone: (636) 256-8644. Providers update this record themselves, so call before visiting.
How can I verify Lori Ann Orso's license?
NPPES lists Missouri license number 2023022287, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.
How much does Lori Ann Orso prescribe under Medicare Part D?
In 2024, Lori Ann Orso had 845 Medicare Part D claims for 545 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions 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.