Abimbola Idowu Ossai, PMHNP, DNP
Psychiatric/Mental Health Nurse Practitioner · Halethorpe, MD
Abimbola Idowu Ossai, PMHNP, DNP is a psychiatric/mental health nurse practitioner with a practice address in Halethorpe, Maryland, and NPI 1912607409, issued on Mar 6, 2023. Check the license (Maryland R212442, as entered in NPPES) with the Maryland board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Abimbola Idowu Ossai
- Credential
- PMHNP, DNP
- Primary taxonomy
- Psychiatric/Mental Health Nurse Practitioner 363LP0808X
- License number
- R212442 MD
Self-reported in NPPES; status is on the state search - Practice location
- 1401 S Edgewood St Ste 100, Halethorpe, MD 21227
- Phone
- (410) 275-0928
- Enumerated
- Mar 6, 2023
- Record last updated
- Nov 25, 2025
- Medicare enrollment
- Enrolled (PECOS I20251212000252); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatric/mental health nurse practitioner records → All 2,373 in Maryland → Look up another NPI →
Also registered at 1401 S Edgewood St Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Grace Alabi, PMHNPPsychiatric/Mental Health Nurse Practitioner1508505165
- Shantisse Mason, LCPCProfessional Counselor1881040582
Verify Abimbola Idowu Ossai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Maryland board licenses this profession
Search for license R212442Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024
70 Medicare Part D claims for 11 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.
Most prescribed
- Clonazepam19 claims
- Quetiapine Fumarate13 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
- Resolution Health And Wellness CenterBaltimore, MD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Abimbola Idowu Ossai among 2,373 psychiatric/mental health nurse practitioner records in Maryland
Abimbola Idowu Ossai, PMHNP, DNP is one of 2,373 psychiatric/mental health nurse practitioner records with a practice address in Maryland. 71% 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 65% of them.
- NPI issued2023 · 65% of these records are older, 23% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2024 · median 2021 among the 1,409 with a school on file
- Record last updated2025 · 19% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
6 psychiatric/mental health nurse practitioner records list a practice address in Halethorpe
They are 6 of the 167 NPPES records with a practice address in Halethorpe, and 2,373 psychiatric/mental health nurse practitioner records in Maryland.
All 2,373 in Maryland → Every provider in Halethorpe → Psychiatric/Mental Health Nurse Practitioner nationwide →
The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes
- Grace Alabi, PMHNPHalethorpe, MD 212271508505165
- Stacy Edwards, CRNPLansdowne, MD 212271982424131
- Latisha Flanigan, CRNP-PMHHalethorpe, MD 212271710793989
- Helen Kumolalo, CRNPArbutus, MD 212271497995286
- Jessica Maizel, PMHNP-BCHalethorpe, MD 212271891357638
- Helen Metkowski, NPHalethorpe, MD 212271902517881
- Ijeoma Ogbuneke, CRNP-PMHBaltimore, MD 212271134810591
- Caroline Poff, PMHNPHalethorpe, MD 212271396566725
Common questions
What is Abimbola Idowu Ossai, PMHNP, DNP's NPI number?
Abimbola Idowu Ossai, PMHNP, DNP's National Provider Identifier (NPI) is 1912607409, issued on Mar 6, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Abimbola Idowu Ossai, PMHNP, DNP located?
The NPPES record lists a practice address at 1401 S Edgewood St Ste 100, Halethorpe, MD, 21227. Phone: (410) 275-0928. Providers update this record themselves, so call before visiting.
How can I verify Abimbola Idowu Ossai, PMHNP, DNP's license?
NPPES lists Maryland license number R212442, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity only.
How much does Abimbola Idowu Ossai, PMHNP, DNP prescribe under Medicare Part D?
In 2024, Abimbola Idowu Ossai, PMHNP, DNP had 70 Medicare Part D claims for 11 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.