Theresa N. Oursler, FNP
Nurse Practitioner · Asheville, NC
Theresa N. Oursler, FNP is a nurse practitioner with a practice address in Asheville, North Carolina, and NPI 1437274396, issued on Mar 20, 2007. Check the license (North Carolina 201677, as entered in NPPES) with the North Carolina board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Theresa N. Oursler
- Credential
- FNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 201677 NC
Self-reported in NPPES; status is on the state search - Practice location
- 257 Biltmore Ave, Asheville, NC 28801
- Phone
- (828) 285-0622
- Enumerated
- Mar 20, 2007
- Record last updated
- Jul 24, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (828) 348-2025
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,524 in North Carolina → Look up another NPI →
Also registered at 257 Biltmore Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Morgan Adams, LCMHCAMental Health Counselor1144110446
- Talia Aguayo Bermudez, LMFTMarriage & Family Therapist1295177764
- Megan AldanaClinical Social Worker1639740764
- Anna ApostolopoulosPharmacist1346588431
- Madeline Appelbaum, CSACAddiction (Substance Use Disorder) Counselor1235349630
Verify Theresa N. Oursler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich North Carolina board licenses this profession
Search for license 201677Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average nurse practitioner in 2024
271 Medicare Part D claims for 94 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.
Most prescribed
- Metformin Hcl Er15 claims
- Trazodone Hcl15 claims
- Gabapentin13 claims
- Albuterol Sulfate Hfa11 claims
- Jardiance11 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.
Theresa N. Oursler among 4,524 nurse practitioner records in North Carolina
Theresa N. Oursler, FNP is one of 4,524 nurse practitioner records with a practice address in North Carolina. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 15% of them.
- NPI issued2007 · 15% of these records are older, 79% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2013 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
198 nurse practitioner records list a practice address in Asheville
They are 198 of the 8,173 NPPES records with a practice address in Asheville, and 4,524 nurse practitioner records in North Carolina.
All 4,524 in North Carolina → Every provider in Asheville → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Deborah Baker, FNPAsheville, NC 288011235244872
- Carlye Conley, FNPAsheville, NC 288011255394292
- Suzanne Crater, RN, ANP-CAsheville, NC 288011710072913
- Karen Doerfler, ARNPAsheville, NC 288011740231661
- Judy Gamwell, N.P.Asheville, NC 288011275508129
- James Gundersen, NPAsheville, NC 288011972683274
- Marilyn Haas, ANPAsheville, NC 288011104806215
- Christine McClure, NPAsheville, NC 288011902914047
Common questions
What is Theresa N. Oursler, FNP's NPI number?
Theresa N. Oursler, FNP's National Provider Identifier (NPI) is 1437274396, issued on Mar 20, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Theresa N. Oursler, FNP located?
The NPPES record lists a practice address at 257 Biltmore Ave, Asheville, NC, 28801. Phone: (828) 285-0622. Providers update this record themselves, so call before visiting.
How can I verify Theresa N. Oursler, FNP's license?
NPPES lists North Carolina license number 201677, as entered by the provider. Search the North Carolina board that licenses this profession; the NPPES record confirms identity only.
How much does Theresa N. Oursler, FNP prescribe under Medicare Part D?
In 2024, Theresa N. Oursler, FNP had 271 Medicare Part D claims for 94 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.