NPPES file of Aug 9, 2026

Okechukwu C. Chidiadi, PMHNP

Psychiatric/Mental Health Nurse Practitioner · South Windsor, CT

Okechukwu C. Chidiadi, PMHNP is a psychiatric/mental health nurse practitioner with a practice address in South Windsor, Connecticut, and NPI 1457922692, issued on Jul 8, 2021. Check the license (Connecticut 009779, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1457922692
Name
Okechukwu C. Chidiadi
Credential
PMHNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
009779 CT
Self-reported in NPPES; status is on the state search
Practice location
92 Mark Dr, South Windsor, CT 06074
Phone
(860) 869-5030
Enumerated
Jul 8, 2021
Record last updated
Oct 25, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20211203000146); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Okechukwu C. Chidiadi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 009779
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Connecticut license search

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49% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

1,346 Medicare Part D claims for 55 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Okechukwu Chidiadi1,346
  2. Specialty average906

Most prescribed

  1. Clonazepam129 claims
  2. Sertraline Hcl87 claims
  3. Alprazolam77 claims
  4. Bupropion Xl71 claims
  5. Lamotrigine65 claims
  6. Trazodone Hcl58 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.

Industry payments in 2024: $945.21

76 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Okechukwu Chidiadi$945.21
  2. Specialty average$1,027.77

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Okechukwu C. Chidiadi among 1,108 psychiatric/mental health nurse practitioner records in Connecticut

Okechukwu C. Chidiadi, PMHNP is one of 1,108 psychiatric/mental health nurse practitioner records with a practice address in Connecticut. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 60% of them.

  • NPI issued2021 · 60% of these records are older, 33% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated2021 · median 2020 among the 566 with a school on file
  • Record last updated2021 · 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 363LP0808X and a Connecticut 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 South Windsor

They are 6 of the 436 NPPES records with a practice address in South Windsor, and 1,108 psychiatric/mental health nurse practitioner records in Connecticut.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. William Abrokwa, ARNPSouth Windsor, CT 060741205346335
  2. Grace MightySouth Windsor, CT 060741770352254
  3. Mary Salisbury, APRNSouth Windsor, CT 060741912320292
  4. Andrew Smith, NPSouth Windsor, CT 060741962379099
  5. Khushboo Surti, APRN, PMHNP-BCSouth Windsor, CT 060741942815782
  6. Janice Blake, PMHNPS Glastonbury, CT 060731548822000
  7. Donna Bouchard, APRNSimsbury, CT 060701841535374
  8. Christine Doucette, APRNSuffield, CT 060781609383934

Common questions

What is Okechukwu C. Chidiadi, PMHNP's NPI number?

Okechukwu C. Chidiadi, PMHNP's National Provider Identifier (NPI) is 1457922692, issued on Jul 8, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Okechukwu C. Chidiadi, PMHNP located?

The NPPES record lists a practice address at 92 Mark Dr, South Windsor, CT, 06074. Phone: (860) 869-5030. Providers update this record themselves, so call before visiting.

How can I verify Okechukwu C. Chidiadi, PMHNP's license?

NPPES lists Connecticut license number 009779, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Okechukwu C. Chidiadi, PMHNP prescribe under Medicare Part D?

In 2024, Okechukwu C. Chidiadi, PMHNP had 1,346 Medicare Part D claims for 55 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.