NPPES file of Aug 9, 2026

Tanya Trewick - Ryans, CRNP

Psychiatric/Mental Health Nurse Practitioner · Newark, DE

Tanya Trewick - Ryans, CRNP is a psychiatric/mental health nurse practitioner with a practice address in Newark, Delaware, and NPI 1689056343, issued on Jun 18, 2015. Check the license (Delaware L8-0010980, as entered in NPPES) with the Delaware 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
1689056343
Name
Tanya Trewick - Ryans
Credential
CRNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
L8-0010980 DE
LG-0013349 DE
ARNP9462039 FL
SP016236 PA
SP032504 PA
Self-reported in NPPES; status is on the state search
Practice location
200 Continental Dr Ste 401, Newark, DE 19713
Phone
(302) 223-2027
Enumerated
Jun 18, 2015
Record last updated
Jun 22, 2026
Fax
(302) 337-5945
Medicare enrollment
Enrolled (PECOS I20260406002109); accepts Medicare assignment
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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Also registered at 200 Continental Dr Ste 401

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shaquioa Cheatham, NPPsychiatric/Mental Health Nurse Practitioner1134050750
  2. Kara ColleyRehabilitation Practitioner1770204588
  3. Debra Davis, M.D.Urogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician1538246152
  4. Nicole GregoryRehabilitation Practitioner1003536129
  5. Jennifer Haller, CRNPPsychiatric/Mental Health Nurse Practitioner1073220547
  6. Tasha HarrisRehabilitation Practitioner1205538758

Verify Tanya Trewick - Ryans in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Delaware board licenses this profession
    Search for license L8-0010980
    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 Delaware license search

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2.7 times the Medicare Part D claims of the average psychiatric/mental health nurse practitioner in 2024

2,467 Medicare Part D claims for 114 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Tanya Trewick - Ryans2,467
  2. Specialty average906

Most prescribed

  1. Atorvastatin Calcium209 claims
  2. Amlodipine Besylate179 claims
  3. Gabapentin131 claims
  4. Omeprazole119 claims
  5. Fluticasone Propionate108 claims
  6. Losartan-Hydrochlorothiazide85 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: $1,233.70

15 payments; by number, the most common kind was food and beverage; the largest payer was Amgen 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. Tanya Trewick - Ryans$1,233.70
  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.

Tanya Trewick - Ryans among 273 psychiatric/mental health nurse practitioner records in Delaware

Tanya Trewick - Ryans, CRNP is one of 273 psychiatric/mental health nurse practitioner records with a practice address in Delaware. 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 2015, is newer than 20% of them.

  • NPI issued2015 · 20% of these records are older, 75% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2025 · median 2021 among the 172 with a school on file
  • Record last updated2026 · 15% 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 Delaware practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in Delaware

There are 273 psychiatric/mental health nurse practitioner records in Delaware.

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

  1. Kimberlee Adams, CRNP, PMHNPNewark, DE 197131831257765
  2. Victoria DoverNewark, DE 197131740945781
  3. Tiffany Dyson, PMHNPNewark, DE 197131821760083
  4. Charis Foraker, NPNewark, DE 197131487324117
  5. Balfour GoreNewark, DE 197131154941029
  6. Jennifer Haller, CRNPNewark, DE 197131073220547
  7. Kameka HartNewark, DE 197131528611662
  8. Tricia Kellum, NPNewark, DE 197131700506565

Common questions

What is Tanya Trewick - Ryans, CRNP's NPI number?

Tanya Trewick - Ryans, CRNP's National Provider Identifier (NPI) is 1689056343, issued on Jun 18, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Tanya Trewick - Ryans, CRNP located?

The NPPES record lists a practice address at 200 Continental Dr Ste 401, Newark, DE, 19713. Phone: (302) 223-2027. Providers update this record themselves, so call before visiting.

How can I verify Tanya Trewick - Ryans, CRNP's license?

NPPES lists Delaware license number L8-0010980, as entered by the provider. Search the Delaware board that licenses this profession; the NPPES record confirms identity only.

How much does Tanya Trewick - Ryans, CRNP prescribe under Medicare Part D?

In 2024, Tanya Trewick - Ryans, CRNP had 2,467 Medicare Part D claims for 114 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.