Debbie Kay Karstu, NP
Nurse Practitioner · Springfield, OH
Debbie Kay Karstu, NP is a nurse practitioner with a practice address in Springfield, Ohio, and NPI 1629277421, issued on Jul 12, 2007. Check the license (Ohio 0133152, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Debbie Kay Karstu
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 0133152 OH
APRN9413906 FL
56990 ID
4704161795 MI
5194 MN
and 1 more
Self-reported in NPPES; status is on the state search - Practice location
- 1948 N Limestone St, Springfield, OH 45503
- Phone
- (866) 534-2639
- Enumerated
- Jul 12, 2007
- Record last updated
- Sep 17, 2025
- Fax
- (800) 480-7578
- Medicaid ID
- 0133152 OH
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,254 in Ohio → Look up another NPI →
Also registered at 1948 N Limestone St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Angelina Barker Mullins, CDCAAddiction (Substance Use Disorder) Counselor1801760020
- Loren BilesCase Manager/Care Coordinator1588527360
- Tracie BishopSocial Worker1912444514
- Yolanda Board, LPCC-SProfessional Counselor1033651658
- Christin Brown-WorthingtonCase Manager/Care Coordinator1194608984
- Tory Campbell, PEER SPECIALISTPeer Specialist1386598381
Verify Debbie Kay Karstu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Ohio board licenses this profession
Search for license 0133152Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
61% fewer Medicare Part D claims than the average nurse practitioner in 2024
434 Medicare Part D claims for 16 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Quetiapine Fumarate53 claims
- Oxcarbazepine46 claims
- Clonazepam45 claims
- Buspirone Hcl32 claims
- Lamotrigine25 claims
- Naltrexone Hcl21 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.
Debbie Kay Karstu among 4,254 nurse practitioner records in Ohio
Debbie Kay Karstu, NP is one of 4,254 nurse practitioner records with a practice address in Ohio. 72% 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 13% of them.
- NPI issued2007 · 13% of these records are older, 81% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2025 · 46% 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 Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nurse Practitioner providers in Ohio
There are 4,254 nurse practitioner records in Ohio.
All 4,254 in Ohio → Every provider in Springfield → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Nivea Jarvis, NP-CSpringfield, OH 455031972890721
- Mariam KhanSpringfield, OH 455031972995868
- Jasmine Knurr, NPSpringfield, OH 455031114776754
- Tiffany Koors, NP-CSpringfield, OH 455031225630833
- Mikayla Lyons, APRNSpringfield, OH 455031902424930
- Heather McDowell, FNP-CSpringfield, OH 455031790230639
- Tara Ashworth, MS, NPSpringfield, OH 455021609910132
- Susan Erbaugh, ACNPC-AGSpringfield, OH 455021235974361
Common questions
What is Debbie Kay Karstu, NP's NPI number?
Debbie Kay Karstu, NP's National Provider Identifier (NPI) is 1629277421, issued on Jul 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Debbie Kay Karstu, NP located?
The NPPES record lists a practice address at 1948 N Limestone St, Springfield, OH, 45503. Phone: (866) 534-2639. Providers update this record themselves, so call before visiting.
How can I verify Debbie Kay Karstu, NP's license?
NPPES lists Ohio license number 0133152, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.
How much does Debbie Kay Karstu, NP prescribe under Medicare Part D?
In 2024, Debbie Kay Karstu, NP had 434 Medicare Part D claims for 16 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.